2647 lines
77 KiB
Plaintext
2647 lines
77 KiB
Plaintext
--
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-- JOIN
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-- Test JOIN clauses
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--
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CREATE TABLE J1_TBL (
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i integer,
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j integer,
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t text
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);
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CREATE TABLE J2_TBL (
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i integer,
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k integer
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);
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INSERT INTO J1_TBL VALUES (1, 4, 'one');
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INSERT INTO J1_TBL VALUES (2, 3, 'two');
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INSERT INTO J1_TBL VALUES (3, 2, 'three');
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INSERT INTO J1_TBL VALUES (4, 1, 'four');
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INSERT INTO J1_TBL VALUES (5, 0, 'five');
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INSERT INTO J1_TBL VALUES (6, 6, 'six');
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INSERT INTO J1_TBL VALUES (7, 7, 'seven');
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INSERT INTO J1_TBL VALUES (8, 8, 'eight');
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INSERT INTO J1_TBL VALUES (0, NULL, 'zero');
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INSERT INTO J1_TBL VALUES (NULL, NULL, 'null');
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INSERT INTO J1_TBL VALUES (NULL, 0, 'zero');
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INSERT INTO J2_TBL VALUES (1, -1);
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INSERT INTO J2_TBL VALUES (2, 2);
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INSERT INTO J2_TBL VALUES (3, -3);
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INSERT INTO J2_TBL VALUES (2, 4);
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INSERT INTO J2_TBL VALUES (5, -5);
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INSERT INTO J2_TBL VALUES (5, -5);
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INSERT INTO J2_TBL VALUES (0, NULL);
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INSERT INTO J2_TBL VALUES (NULL, NULL);
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INSERT INTO J2_TBL VALUES (NULL, 0);
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--
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-- CORRELATION NAMES
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-- Make sure that table/column aliases are supported
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-- before diving into more complex join syntax.
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--
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SELECT '' AS "xxx", *
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FROM J1_TBL AS tx;
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xxx | i | j | t
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-----+---+---+-------
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| 1 | 4 | one
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| 2 | 3 | two
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| 3 | 2 | three
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| 4 | 1 | four
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| 5 | 0 | five
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| 6 | 6 | six
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| 7 | 7 | seven
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| 8 | 8 | eight
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| 0 | | zero
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| | | null
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| | 0 | zero
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(11 rows)
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SELECT '' AS "xxx", *
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FROM J1_TBL tx;
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xxx | i | j | t
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-----+---+---+-------
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| 1 | 4 | one
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| 2 | 3 | two
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| 3 | 2 | three
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| 4 | 1 | four
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| 5 | 0 | five
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| 6 | 6 | six
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| 7 | 7 | seven
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| 8 | 8 | eight
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| 0 | | zero
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| | | null
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| | 0 | zero
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(11 rows)
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SELECT '' AS "xxx", *
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FROM J1_TBL AS t1 (a, b, c);
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xxx | a | b | c
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-----+---+---+-------
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| 1 | 4 | one
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| 2 | 3 | two
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| 3 | 2 | three
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| 4 | 1 | four
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| 5 | 0 | five
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| 6 | 6 | six
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| 7 | 7 | seven
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| 8 | 8 | eight
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| 0 | | zero
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| | | null
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| | 0 | zero
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(11 rows)
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SELECT '' AS "xxx", *
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FROM J1_TBL t1 (a, b, c);
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xxx | a | b | c
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-----+---+---+-------
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| 1 | 4 | one
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| 2 | 3 | two
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| 3 | 2 | three
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| 4 | 1 | four
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| 5 | 0 | five
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| 6 | 6 | six
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| 7 | 7 | seven
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| 8 | 8 | eight
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| 0 | | zero
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| | | null
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| | 0 | zero
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(11 rows)
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SELECT '' AS "xxx", *
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FROM J1_TBL t1 (a, b, c), J2_TBL t2 (d, e);
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xxx | a | b | c | d | e
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-----+---+---+-------+---+----
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| 1 | 4 | one | 1 | -1
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| 2 | 3 | two | 1 | -1
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| 3 | 2 | three | 1 | -1
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| 4 | 1 | four | 1 | -1
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| 5 | 0 | five | 1 | -1
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| 6 | 6 | six | 1 | -1
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| 7 | 7 | seven | 1 | -1
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| 8 | 8 | eight | 1 | -1
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| 0 | | zero | 1 | -1
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| | | null | 1 | -1
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| | 0 | zero | 1 | -1
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| 1 | 4 | one | 2 | 2
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| 2 | 3 | two | 2 | 2
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| 3 | 2 | three | 2 | 2
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| 4 | 1 | four | 2 | 2
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| 5 | 0 | five | 2 | 2
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| 6 | 6 | six | 2 | 2
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| 7 | 7 | seven | 2 | 2
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| 8 | 8 | eight | 2 | 2
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| 0 | | zero | 2 | 2
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| | | null | 2 | 2
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| | 0 | zero | 2 | 2
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| 1 | 4 | one | 3 | -3
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| 2 | 3 | two | 3 | -3
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| 3 | 2 | three | 3 | -3
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| 4 | 1 | four | 3 | -3
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| 5 | 0 | five | 3 | -3
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| 6 | 6 | six | 3 | -3
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| 7 | 7 | seven | 3 | -3
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| 8 | 8 | eight | 3 | -3
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| 0 | | zero | 3 | -3
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| | | null | 3 | -3
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| | 0 | zero | 3 | -3
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| 1 | 4 | one | 2 | 4
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| 2 | 3 | two | 2 | 4
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| 3 | 2 | three | 2 | 4
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| 4 | 1 | four | 2 | 4
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| 5 | 0 | five | 2 | 4
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| 6 | 6 | six | 2 | 4
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| 7 | 7 | seven | 2 | 4
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| 8 | 8 | eight | 2 | 4
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| 0 | | zero | 2 | 4
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| | | null | 2 | 4
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| | 0 | zero | 2 | 4
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| 1 | 4 | one | 5 | -5
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| 2 | 3 | two | 5 | -5
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| 3 | 2 | three | 5 | -5
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| 4 | 1 | four | 5 | -5
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| 5 | 0 | five | 5 | -5
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| 6 | 6 | six | 5 | -5
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| 7 | 7 | seven | 5 | -5
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| 8 | 8 | eight | 5 | -5
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| 0 | | zero | 5 | -5
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| | | null | 5 | -5
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| | 0 | zero | 5 | -5
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| 1 | 4 | one | 5 | -5
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| 2 | 3 | two | 5 | -5
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| 3 | 2 | three | 5 | -5
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| 4 | 1 | four | 5 | -5
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| 5 | 0 | five | 5 | -5
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| 6 | 6 | six | 5 | -5
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| 7 | 7 | seven | 5 | -5
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| 8 | 8 | eight | 5 | -5
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| 0 | | zero | 5 | -5
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| | | null | 5 | -5
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| | 0 | zero | 5 | -5
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| 1 | 4 | one | 0 |
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| 2 | 3 | two | 0 |
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| 3 | 2 | three | 0 |
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| 4 | 1 | four | 0 |
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| 5 | 0 | five | 0 |
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| 6 | 6 | six | 0 |
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| 7 | 7 | seven | 0 |
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| 8 | 8 | eight | 0 |
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| 0 | | zero | 0 |
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| | | null | 0 |
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| | 0 | zero | 0 |
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| 1 | 4 | one | |
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| 2 | 3 | two | |
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| 3 | 2 | three | |
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| 4 | 1 | four | |
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| 5 | 0 | five | |
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| 6 | 6 | six | |
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| 7 | 7 | seven | |
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| 8 | 8 | eight | |
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| 0 | | zero | |
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| | | null | |
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| | 0 | zero | |
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| 1 | 4 | one | | 0
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| 2 | 3 | two | | 0
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| 3 | 2 | three | | 0
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| 4 | 1 | four | | 0
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| 5 | 0 | five | | 0
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| 6 | 6 | six | | 0
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| 7 | 7 | seven | | 0
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| 8 | 8 | eight | | 0
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| 0 | | zero | | 0
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| | | null | | 0
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| | 0 | zero | | 0
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(99 rows)
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SELECT '' AS "xxx", t1.a, t2.e
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FROM J1_TBL t1 (a, b, c), J2_TBL t2 (d, e)
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WHERE t1.a = t2.d;
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xxx | a | e
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-----+---+----
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| 0 |
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| 1 | -1
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| 2 | 2
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| 2 | 4
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| 3 | -3
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| 5 | -5
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| 5 | -5
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(7 rows)
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--
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-- CROSS JOIN
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-- Qualifications are not allowed on cross joins,
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-- which degenerate into a standard unqualified inner join.
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--
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SELECT '' AS "xxx", *
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FROM J1_TBL CROSS JOIN J2_TBL;
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xxx | i | j | t | i | k
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-----+---+---+-------+---+----
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| 1 | 4 | one | 1 | -1
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| 2 | 3 | two | 1 | -1
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| 3 | 2 | three | 1 | -1
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| 4 | 1 | four | 1 | -1
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| 5 | 0 | five | 1 | -1
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| 6 | 6 | six | 1 | -1
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| 7 | 7 | seven | 1 | -1
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| 8 | 8 | eight | 1 | -1
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| 0 | | zero | 1 | -1
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| | | null | 1 | -1
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| | 0 | zero | 1 | -1
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| 1 | 4 | one | 2 | 2
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| 2 | 3 | two | 2 | 2
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| 3 | 2 | three | 2 | 2
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| 4 | 1 | four | 2 | 2
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| 5 | 0 | five | 2 | 2
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| 6 | 6 | six | 2 | 2
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| 7 | 7 | seven | 2 | 2
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| 8 | 8 | eight | 2 | 2
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| 0 | | zero | 2 | 2
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| | | null | 2 | 2
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| | 0 | zero | 2 | 2
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| 1 | 4 | one | 3 | -3
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| 2 | 3 | two | 3 | -3
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| 3 | 2 | three | 3 | -3
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| 4 | 1 | four | 3 | -3
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| 5 | 0 | five | 3 | -3
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| 6 | 6 | six | 3 | -3
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| 7 | 7 | seven | 3 | -3
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| 8 | 8 | eight | 3 | -3
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| 0 | | zero | 3 | -3
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| | | null | 3 | -3
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| | 0 | zero | 3 | -3
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| 1 | 4 | one | 2 | 4
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| 2 | 3 | two | 2 | 4
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| 3 | 2 | three | 2 | 4
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| 4 | 1 | four | 2 | 4
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| 5 | 0 | five | 2 | 4
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| 6 | 6 | six | 2 | 4
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| 7 | 7 | seven | 2 | 4
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| 8 | 8 | eight | 2 | 4
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| 0 | | zero | 2 | 4
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| | | null | 2 | 4
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| | 0 | zero | 2 | 4
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| 1 | 4 | one | 5 | -5
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| 2 | 3 | two | 5 | -5
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| 3 | 2 | three | 5 | -5
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| 4 | 1 | four | 5 | -5
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| 5 | 0 | five | 5 | -5
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| 6 | 6 | six | 5 | -5
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| 7 | 7 | seven | 5 | -5
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|
| 8 | 8 | eight | 5 | -5
|
|
| 0 | | zero | 5 | -5
|
|
| | | null | 5 | -5
|
|
| | 0 | zero | 5 | -5
|
|
| 1 | 4 | one | 5 | -5
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| 2 | 3 | two | 5 | -5
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| 3 | 2 | three | 5 | -5
|
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| 4 | 1 | four | 5 | -5
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| 5 | 0 | five | 5 | -5
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| 6 | 6 | six | 5 | -5
|
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| 7 | 7 | seven | 5 | -5
|
|
| 8 | 8 | eight | 5 | -5
|
|
| 0 | | zero | 5 | -5
|
|
| | | null | 5 | -5
|
|
| | 0 | zero | 5 | -5
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| 1 | 4 | one | 0 |
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| 2 | 3 | two | 0 |
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| 3 | 2 | three | 0 |
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| 4 | 1 | four | 0 |
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| 5 | 0 | five | 0 |
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| 6 | 6 | six | 0 |
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| 7 | 7 | seven | 0 |
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| 8 | 8 | eight | 0 |
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| 0 | | zero | 0 |
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| | | null | 0 |
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| | 0 | zero | 0 |
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| 1 | 4 | one | |
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| 2 | 3 | two | |
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| 3 | 2 | three | |
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| 4 | 1 | four | |
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| 5 | 0 | five | |
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| 6 | 6 | six | |
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| 7 | 7 | seven | |
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| 8 | 8 | eight | |
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| 0 | | zero | |
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| | | null | |
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| | 0 | zero | |
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| 1 | 4 | one | | 0
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| 2 | 3 | two | | 0
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| 3 | 2 | three | | 0
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| 4 | 1 | four | | 0
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| 5 | 0 | five | | 0
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| 6 | 6 | six | | 0
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| 7 | 7 | seven | | 0
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|
| 8 | 8 | eight | | 0
|
|
| 0 | | zero | | 0
|
|
| | | null | | 0
|
|
| | 0 | zero | | 0
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(99 rows)
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-- ambiguous column
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SELECT '' AS "xxx", i, k, t
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FROM J1_TBL CROSS JOIN J2_TBL;
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ERROR: column reference "i" is ambiguous
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LINE 1: SELECT '' AS "xxx", i, k, t
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^
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-- resolve previous ambiguity by specifying the table name
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SELECT '' AS "xxx", t1.i, k, t
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FROM J1_TBL t1 CROSS JOIN J2_TBL t2;
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xxx | i | k | t
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-----+---+----+-------
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| 1 | -1 | one
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| 2 | -1 | two
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| 3 | -1 | three
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| 4 | -1 | four
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| 5 | -1 | five
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| 6 | -1 | six
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| 7 | -1 | seven
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| 8 | -1 | eight
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| 0 | -1 | zero
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| | -1 | null
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| | -1 | zero
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| 1 | 2 | one
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| 2 | 2 | two
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| 3 | 2 | three
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| 4 | 2 | four
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| 5 | 2 | five
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| 6 | 2 | six
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| 7 | 2 | seven
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| 8 | 2 | eight
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| 0 | 2 | zero
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| | 2 | null
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| | 2 | zero
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| 1 | -3 | one
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| 2 | -3 | two
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| 3 | -3 | three
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| 4 | -3 | four
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| 5 | -3 | five
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| 6 | -3 | six
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| 7 | -3 | seven
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| 8 | -3 | eight
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| 0 | -3 | zero
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| | -3 | null
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| | -3 | zero
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| 1 | 4 | one
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| 2 | 4 | two
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| 3 | 4 | three
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| 4 | 4 | four
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| 5 | 4 | five
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| 6 | 4 | six
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| 7 | 4 | seven
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| 8 | 4 | eight
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| 0 | 4 | zero
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|
| | 4 | null
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|
| | 4 | zero
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|
| 1 | -5 | one
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|
| 2 | -5 | two
|
|
| 3 | -5 | three
|
|
| 4 | -5 | four
|
|
| 5 | -5 | five
|
|
| 6 | -5 | six
|
|
| 7 | -5 | seven
|
|
| 8 | -5 | eight
|
|
| 0 | -5 | zero
|
|
| | -5 | null
|
|
| | -5 | zero
|
|
| 1 | -5 | one
|
|
| 2 | -5 | two
|
|
| 3 | -5 | three
|
|
| 4 | -5 | four
|
|
| 5 | -5 | five
|
|
| 6 | -5 | six
|
|
| 7 | -5 | seven
|
|
| 8 | -5 | eight
|
|
| 0 | -5 | zero
|
|
| | -5 | null
|
|
| | -5 | zero
|
|
| 1 | | one
|
|
| 2 | | two
|
|
| 3 | | three
|
|
| 4 | | four
|
|
| 5 | | five
|
|
| 6 | | six
|
|
| 7 | | seven
|
|
| 8 | | eight
|
|
| 0 | | zero
|
|
| | | null
|
|
| | | zero
|
|
| 1 | | one
|
|
| 2 | | two
|
|
| 3 | | three
|
|
| 4 | | four
|
|
| 5 | | five
|
|
| 6 | | six
|
|
| 7 | | seven
|
|
| 8 | | eight
|
|
| 0 | | zero
|
|
| | | null
|
|
| | | zero
|
|
| 1 | 0 | one
|
|
| 2 | 0 | two
|
|
| 3 | 0 | three
|
|
| 4 | 0 | four
|
|
| 5 | 0 | five
|
|
| 6 | 0 | six
|
|
| 7 | 0 | seven
|
|
| 8 | 0 | eight
|
|
| 0 | 0 | zero
|
|
| | 0 | null
|
|
| | 0 | zero
|
|
(99 rows)
|
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|
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SELECT '' AS "xxx", ii, tt, kk
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FROM (J1_TBL CROSS JOIN J2_TBL)
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AS tx (ii, jj, tt, ii2, kk);
|
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xxx | ii | tt | kk
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-----+----+-------+----
|
|
| 1 | one | -1
|
|
| 2 | two | -1
|
|
| 3 | three | -1
|
|
| 4 | four | -1
|
|
| 5 | five | -1
|
|
| 6 | six | -1
|
|
| 7 | seven | -1
|
|
| 8 | eight | -1
|
|
| 0 | zero | -1
|
|
| | null | -1
|
|
| | zero | -1
|
|
| 1 | one | 2
|
|
| 2 | two | 2
|
|
| 3 | three | 2
|
|
| 4 | four | 2
|
|
| 5 | five | 2
|
|
| 6 | six | 2
|
|
| 7 | seven | 2
|
|
| 8 | eight | 2
|
|
| 0 | zero | 2
|
|
| | null | 2
|
|
| | zero | 2
|
|
| 1 | one | -3
|
|
| 2 | two | -3
|
|
| 3 | three | -3
|
|
| 4 | four | -3
|
|
| 5 | five | -3
|
|
| 6 | six | -3
|
|
| 7 | seven | -3
|
|
| 8 | eight | -3
|
|
| 0 | zero | -3
|
|
| | null | -3
|
|
| | zero | -3
|
|
| 1 | one | 4
|
|
| 2 | two | 4
|
|
| 3 | three | 4
|
|
| 4 | four | 4
|
|
| 5 | five | 4
|
|
| 6 | six | 4
|
|
| 7 | seven | 4
|
|
| 8 | eight | 4
|
|
| 0 | zero | 4
|
|
| | null | 4
|
|
| | zero | 4
|
|
| 1 | one | -5
|
|
| 2 | two | -5
|
|
| 3 | three | -5
|
|
| 4 | four | -5
|
|
| 5 | five | -5
|
|
| 6 | six | -5
|
|
| 7 | seven | -5
|
|
| 8 | eight | -5
|
|
| 0 | zero | -5
|
|
| | null | -5
|
|
| | zero | -5
|
|
| 1 | one | -5
|
|
| 2 | two | -5
|
|
| 3 | three | -5
|
|
| 4 | four | -5
|
|
| 5 | five | -5
|
|
| 6 | six | -5
|
|
| 7 | seven | -5
|
|
| 8 | eight | -5
|
|
| 0 | zero | -5
|
|
| | null | -5
|
|
| | zero | -5
|
|
| 1 | one |
|
|
| 2 | two |
|
|
| 3 | three |
|
|
| 4 | four |
|
|
| 5 | five |
|
|
| 6 | six |
|
|
| 7 | seven |
|
|
| 8 | eight |
|
|
| 0 | zero |
|
|
| | null |
|
|
| | zero |
|
|
| 1 | one |
|
|
| 2 | two |
|
|
| 3 | three |
|
|
| 4 | four |
|
|
| 5 | five |
|
|
| 6 | six |
|
|
| 7 | seven |
|
|
| 8 | eight |
|
|
| 0 | zero |
|
|
| | null |
|
|
| | zero |
|
|
| 1 | one | 0
|
|
| 2 | two | 0
|
|
| 3 | three | 0
|
|
| 4 | four | 0
|
|
| 5 | five | 0
|
|
| 6 | six | 0
|
|
| 7 | seven | 0
|
|
| 8 | eight | 0
|
|
| 0 | zero | 0
|
|
| | null | 0
|
|
| | zero | 0
|
|
(99 rows)
|
|
|
|
SELECT '' AS "xxx", tx.ii, tx.jj, tx.kk
|
|
FROM (J1_TBL t1 (a, b, c) CROSS JOIN J2_TBL t2 (d, e))
|
|
AS tx (ii, jj, tt, ii2, kk);
|
|
xxx | ii | jj | kk
|
|
-----+----+----+----
|
|
| 1 | 4 | -1
|
|
| 2 | 3 | -1
|
|
| 3 | 2 | -1
|
|
| 4 | 1 | -1
|
|
| 5 | 0 | -1
|
|
| 6 | 6 | -1
|
|
| 7 | 7 | -1
|
|
| 8 | 8 | -1
|
|
| 0 | | -1
|
|
| | | -1
|
|
| | 0 | -1
|
|
| 1 | 4 | 2
|
|
| 2 | 3 | 2
|
|
| 3 | 2 | 2
|
|
| 4 | 1 | 2
|
|
| 5 | 0 | 2
|
|
| 6 | 6 | 2
|
|
| 7 | 7 | 2
|
|
| 8 | 8 | 2
|
|
| 0 | | 2
|
|
| | | 2
|
|
| | 0 | 2
|
|
| 1 | 4 | -3
|
|
| 2 | 3 | -3
|
|
| 3 | 2 | -3
|
|
| 4 | 1 | -3
|
|
| 5 | 0 | -3
|
|
| 6 | 6 | -3
|
|
| 7 | 7 | -3
|
|
| 8 | 8 | -3
|
|
| 0 | | -3
|
|
| | | -3
|
|
| | 0 | -3
|
|
| 1 | 4 | 4
|
|
| 2 | 3 | 4
|
|
| 3 | 2 | 4
|
|
| 4 | 1 | 4
|
|
| 5 | 0 | 4
|
|
| 6 | 6 | 4
|
|
| 7 | 7 | 4
|
|
| 8 | 8 | 4
|
|
| 0 | | 4
|
|
| | | 4
|
|
| | 0 | 4
|
|
| 1 | 4 | -5
|
|
| 2 | 3 | -5
|
|
| 3 | 2 | -5
|
|
| 4 | 1 | -5
|
|
| 5 | 0 | -5
|
|
| 6 | 6 | -5
|
|
| 7 | 7 | -5
|
|
| 8 | 8 | -5
|
|
| 0 | | -5
|
|
| | | -5
|
|
| | 0 | -5
|
|
| 1 | 4 | -5
|
|
| 2 | 3 | -5
|
|
| 3 | 2 | -5
|
|
| 4 | 1 | -5
|
|
| 5 | 0 | -5
|
|
| 6 | 6 | -5
|
|
| 7 | 7 | -5
|
|
| 8 | 8 | -5
|
|
| 0 | | -5
|
|
| | | -5
|
|
| | 0 | -5
|
|
| 1 | 4 |
|
|
| 2 | 3 |
|
|
| 3 | 2 |
|
|
| 4 | 1 |
|
|
| 5 | 0 |
|
|
| 6 | 6 |
|
|
| 7 | 7 |
|
|
| 8 | 8 |
|
|
| 0 | |
|
|
| | |
|
|
| | 0 |
|
|
| 1 | 4 |
|
|
| 2 | 3 |
|
|
| 3 | 2 |
|
|
| 4 | 1 |
|
|
| 5 | 0 |
|
|
| 6 | 6 |
|
|
| 7 | 7 |
|
|
| 8 | 8 |
|
|
| 0 | |
|
|
| | |
|
|
| | 0 |
|
|
| 1 | 4 | 0
|
|
| 2 | 3 | 0
|
|
| 3 | 2 | 0
|
|
| 4 | 1 | 0
|
|
| 5 | 0 | 0
|
|
| 6 | 6 | 0
|
|
| 7 | 7 | 0
|
|
| 8 | 8 | 0
|
|
| 0 | | 0
|
|
| | | 0
|
|
| | 0 | 0
|
|
(99 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL CROSS JOIN J2_TBL a CROSS JOIN J2_TBL b;
|
|
xxx | i | j | t | i | k | i | k
|
|
-----+---+---+-------+---+----+---+----
|
|
| 1 | 4 | one | 1 | -1 | 1 | -1
|
|
| 1 | 4 | one | 1 | -1 | 2 | 2
|
|
| 1 | 4 | one | 1 | -1 | 3 | -3
|
|
| 1 | 4 | one | 1 | -1 | 2 | 4
|
|
| 1 | 4 | one | 1 | -1 | 5 | -5
|
|
| 1 | 4 | one | 1 | -1 | 5 | -5
|
|
| 1 | 4 | one | 1 | -1 | 0 |
|
|
| 1 | 4 | one | 1 | -1 | |
|
|
| 1 | 4 | one | 1 | -1 | | 0
|
|
| 2 | 3 | two | 1 | -1 | 1 | -1
|
|
| 2 | 3 | two | 1 | -1 | 2 | 2
|
|
| 2 | 3 | two | 1 | -1 | 3 | -3
|
|
| 2 | 3 | two | 1 | -1 | 2 | 4
|
|
| 2 | 3 | two | 1 | -1 | 5 | -5
|
|
| 2 | 3 | two | 1 | -1 | 5 | -5
|
|
| 2 | 3 | two | 1 | -1 | 0 |
|
|
| 2 | 3 | two | 1 | -1 | |
|
|
| 2 | 3 | two | 1 | -1 | | 0
|
|
| 3 | 2 | three | 1 | -1 | 1 | -1
|
|
| 3 | 2 | three | 1 | -1 | 2 | 2
|
|
| 3 | 2 | three | 1 | -1 | 3 | -3
|
|
| 3 | 2 | three | 1 | -1 | 2 | 4
|
|
| 3 | 2 | three | 1 | -1 | 5 | -5
|
|
| 3 | 2 | three | 1 | -1 | 5 | -5
|
|
| 3 | 2 | three | 1 | -1 | 0 |
|
|
| 3 | 2 | three | 1 | -1 | |
|
|
| 3 | 2 | three | 1 | -1 | | 0
|
|
| 4 | 1 | four | 1 | -1 | 1 | -1
|
|
| 4 | 1 | four | 1 | -1 | 2 | 2
|
|
| 4 | 1 | four | 1 | -1 | 3 | -3
|
|
| 4 | 1 | four | 1 | -1 | 2 | 4
|
|
| 4 | 1 | four | 1 | -1 | 5 | -5
|
|
| 4 | 1 | four | 1 | -1 | 5 | -5
|
|
| 4 | 1 | four | 1 | -1 | 0 |
|
|
| 4 | 1 | four | 1 | -1 | |
|
|
| 4 | 1 | four | 1 | -1 | | 0
|
|
| 5 | 0 | five | 1 | -1 | 1 | -1
|
|
| 5 | 0 | five | 1 | -1 | 2 | 2
|
|
| 5 | 0 | five | 1 | -1 | 3 | -3
|
|
| 5 | 0 | five | 1 | -1 | 2 | 4
|
|
| 5 | 0 | five | 1 | -1 | 5 | -5
|
|
| 5 | 0 | five | 1 | -1 | 5 | -5
|
|
| 5 | 0 | five | 1 | -1 | 0 |
|
|
| 5 | 0 | five | 1 | -1 | |
|
|
| 5 | 0 | five | 1 | -1 | | 0
|
|
| 6 | 6 | six | 1 | -1 | 1 | -1
|
|
| 6 | 6 | six | 1 | -1 | 2 | 2
|
|
| 6 | 6 | six | 1 | -1 | 3 | -3
|
|
| 6 | 6 | six | 1 | -1 | 2 | 4
|
|
| 6 | 6 | six | 1 | -1 | 5 | -5
|
|
| 6 | 6 | six | 1 | -1 | 5 | -5
|
|
| 6 | 6 | six | 1 | -1 | 0 |
|
|
| 6 | 6 | six | 1 | -1 | |
|
|
| 6 | 6 | six | 1 | -1 | | 0
|
|
| 7 | 7 | seven | 1 | -1 | 1 | -1
|
|
| 7 | 7 | seven | 1 | -1 | 2 | 2
|
|
| 7 | 7 | seven | 1 | -1 | 3 | -3
|
|
| 7 | 7 | seven | 1 | -1 | 2 | 4
|
|
| 7 | 7 | seven | 1 | -1 | 5 | -5
|
|
| 7 | 7 | seven | 1 | -1 | 5 | -5
|
|
| 7 | 7 | seven | 1 | -1 | 0 |
|
|
| 7 | 7 | seven | 1 | -1 | |
|
|
| 7 | 7 | seven | 1 | -1 | | 0
|
|
| 8 | 8 | eight | 1 | -1 | 1 | -1
|
|
| 8 | 8 | eight | 1 | -1 | 2 | 2
|
|
| 8 | 8 | eight | 1 | -1 | 3 | -3
|
|
| 8 | 8 | eight | 1 | -1 | 2 | 4
|
|
| 8 | 8 | eight | 1 | -1 | 5 | -5
|
|
| 8 | 8 | eight | 1 | -1 | 5 | -5
|
|
| 8 | 8 | eight | 1 | -1 | 0 |
|
|
| 8 | 8 | eight | 1 | -1 | |
|
|
| 8 | 8 | eight | 1 | -1 | | 0
|
|
| 0 | | zero | 1 | -1 | 1 | -1
|
|
| 0 | | zero | 1 | -1 | 2 | 2
|
|
| 0 | | zero | 1 | -1 | 3 | -3
|
|
| 0 | | zero | 1 | -1 | 2 | 4
|
|
| 0 | | zero | 1 | -1 | 5 | -5
|
|
| 0 | | zero | 1 | -1 | 5 | -5
|
|
| 0 | | zero | 1 | -1 | 0 |
|
|
| 0 | | zero | 1 | -1 | |
|
|
| 0 | | zero | 1 | -1 | | 0
|
|
| | | null | 1 | -1 | 1 | -1
|
|
| | | null | 1 | -1 | 2 | 2
|
|
| | | null | 1 | -1 | 3 | -3
|
|
| | | null | 1 | -1 | 2 | 4
|
|
| | | null | 1 | -1 | 5 | -5
|
|
| | | null | 1 | -1 | 5 | -5
|
|
| | | null | 1 | -1 | 0 |
|
|
| | | null | 1 | -1 | |
|
|
| | | null | 1 | -1 | | 0
|
|
| | 0 | zero | 1 | -1 | 1 | -1
|
|
| | 0 | zero | 1 | -1 | 2 | 2
|
|
| | 0 | zero | 1 | -1 | 3 | -3
|
|
| | 0 | zero | 1 | -1 | 2 | 4
|
|
| | 0 | zero | 1 | -1 | 5 | -5
|
|
| | 0 | zero | 1 | -1 | 5 | -5
|
|
| | 0 | zero | 1 | -1 | 0 |
|
|
| | 0 | zero | 1 | -1 | |
|
|
| | 0 | zero | 1 | -1 | | 0
|
|
| 1 | 4 | one | 2 | 2 | 1 | -1
|
|
| 1 | 4 | one | 2 | 2 | 2 | 2
|
|
| 1 | 4 | one | 2 | 2 | 3 | -3
|
|
| 1 | 4 | one | 2 | 2 | 2 | 4
|
|
| 1 | 4 | one | 2 | 2 | 5 | -5
|
|
| 1 | 4 | one | 2 | 2 | 5 | -5
|
|
| 1 | 4 | one | 2 | 2 | 0 |
|
|
| 1 | 4 | one | 2 | 2 | |
|
|
| 1 | 4 | one | 2 | 2 | | 0
|
|
| 2 | 3 | two | 2 | 2 | 1 | -1
|
|
| 2 | 3 | two | 2 | 2 | 2 | 2
|
|
| 2 | 3 | two | 2 | 2 | 3 | -3
|
|
| 2 | 3 | two | 2 | 2 | 2 | 4
|
|
| 2 | 3 | two | 2 | 2 | 5 | -5
|
|
| 2 | 3 | two | 2 | 2 | 5 | -5
|
|
| 2 | 3 | two | 2 | 2 | 0 |
|
|
| 2 | 3 | two | 2 | 2 | |
|
|
| 2 | 3 | two | 2 | 2 | | 0
|
|
| 3 | 2 | three | 2 | 2 | 1 | -1
|
|
| 3 | 2 | three | 2 | 2 | 2 | 2
|
|
| 3 | 2 | three | 2 | 2 | 3 | -3
|
|
| 3 | 2 | three | 2 | 2 | 2 | 4
|
|
| 3 | 2 | three | 2 | 2 | 5 | -5
|
|
| 3 | 2 | three | 2 | 2 | 5 | -5
|
|
| 3 | 2 | three | 2 | 2 | 0 |
|
|
| 3 | 2 | three | 2 | 2 | |
|
|
| 3 | 2 | three | 2 | 2 | | 0
|
|
| 4 | 1 | four | 2 | 2 | 1 | -1
|
|
| 4 | 1 | four | 2 | 2 | 2 | 2
|
|
| 4 | 1 | four | 2 | 2 | 3 | -3
|
|
| 4 | 1 | four | 2 | 2 | 2 | 4
|
|
| 4 | 1 | four | 2 | 2 | 5 | -5
|
|
| 4 | 1 | four | 2 | 2 | 5 | -5
|
|
| 4 | 1 | four | 2 | 2 | 0 |
|
|
| 4 | 1 | four | 2 | 2 | |
|
|
| 4 | 1 | four | 2 | 2 | | 0
|
|
| 5 | 0 | five | 2 | 2 | 1 | -1
|
|
| 5 | 0 | five | 2 | 2 | 2 | 2
|
|
| 5 | 0 | five | 2 | 2 | 3 | -3
|
|
| 5 | 0 | five | 2 | 2 | 2 | 4
|
|
| 5 | 0 | five | 2 | 2 | 5 | -5
|
|
| 5 | 0 | five | 2 | 2 | 5 | -5
|
|
| 5 | 0 | five | 2 | 2 | 0 |
|
|
| 5 | 0 | five | 2 | 2 | |
|
|
| 5 | 0 | five | 2 | 2 | | 0
|
|
| 6 | 6 | six | 2 | 2 | 1 | -1
|
|
| 6 | 6 | six | 2 | 2 | 2 | 2
|
|
| 6 | 6 | six | 2 | 2 | 3 | -3
|
|
| 6 | 6 | six | 2 | 2 | 2 | 4
|
|
| 6 | 6 | six | 2 | 2 | 5 | -5
|
|
| 6 | 6 | six | 2 | 2 | 5 | -5
|
|
| 6 | 6 | six | 2 | 2 | 0 |
|
|
| 6 | 6 | six | 2 | 2 | |
|
|
| 6 | 6 | six | 2 | 2 | | 0
|
|
| 7 | 7 | seven | 2 | 2 | 1 | -1
|
|
| 7 | 7 | seven | 2 | 2 | 2 | 2
|
|
| 7 | 7 | seven | 2 | 2 | 3 | -3
|
|
| 7 | 7 | seven | 2 | 2 | 2 | 4
|
|
| 7 | 7 | seven | 2 | 2 | 5 | -5
|
|
| 7 | 7 | seven | 2 | 2 | 5 | -5
|
|
| 7 | 7 | seven | 2 | 2 | 0 |
|
|
| 7 | 7 | seven | 2 | 2 | |
|
|
| 7 | 7 | seven | 2 | 2 | | 0
|
|
| 8 | 8 | eight | 2 | 2 | 1 | -1
|
|
| 8 | 8 | eight | 2 | 2 | 2 | 2
|
|
| 8 | 8 | eight | 2 | 2 | 3 | -3
|
|
| 8 | 8 | eight | 2 | 2 | 2 | 4
|
|
| 8 | 8 | eight | 2 | 2 | 5 | -5
|
|
| 8 | 8 | eight | 2 | 2 | 5 | -5
|
|
| 8 | 8 | eight | 2 | 2 | 0 |
|
|
| 8 | 8 | eight | 2 | 2 | |
|
|
| 8 | 8 | eight | 2 | 2 | | 0
|
|
| 0 | | zero | 2 | 2 | 1 | -1
|
|
| 0 | | zero | 2 | 2 | 2 | 2
|
|
| 0 | | zero | 2 | 2 | 3 | -3
|
|
| 0 | | zero | 2 | 2 | 2 | 4
|
|
| 0 | | zero | 2 | 2 | 5 | -5
|
|
| 0 | | zero | 2 | 2 | 5 | -5
|
|
| 0 | | zero | 2 | 2 | 0 |
|
|
| 0 | | zero | 2 | 2 | |
|
|
| 0 | | zero | 2 | 2 | | 0
|
|
| | | null | 2 | 2 | 1 | -1
|
|
| | | null | 2 | 2 | 2 | 2
|
|
| | | null | 2 | 2 | 3 | -3
|
|
| | | null | 2 | 2 | 2 | 4
|
|
| | | null | 2 | 2 | 5 | -5
|
|
| | | null | 2 | 2 | 5 | -5
|
|
| | | null | 2 | 2 | 0 |
|
|
| | | null | 2 | 2 | |
|
|
| | | null | 2 | 2 | | 0
|
|
| | 0 | zero | 2 | 2 | 1 | -1
|
|
| | 0 | zero | 2 | 2 | 2 | 2
|
|
| | 0 | zero | 2 | 2 | 3 | -3
|
|
| | 0 | zero | 2 | 2 | 2 | 4
|
|
| | 0 | zero | 2 | 2 | 5 | -5
|
|
| | 0 | zero | 2 | 2 | 5 | -5
|
|
| | 0 | zero | 2 | 2 | 0 |
|
|
| | 0 | zero | 2 | 2 | |
|
|
| | 0 | zero | 2 | 2 | | 0
|
|
| 1 | 4 | one | 3 | -3 | 1 | -1
|
|
| 1 | 4 | one | 3 | -3 | 2 | 2
|
|
| 1 | 4 | one | 3 | -3 | 3 | -3
|
|
| 1 | 4 | one | 3 | -3 | 2 | 4
|
|
| 1 | 4 | one | 3 | -3 | 5 | -5
|
|
| 1 | 4 | one | 3 | -3 | 5 | -5
|
|
| 1 | 4 | one | 3 | -3 | 0 |
|
|
| 1 | 4 | one | 3 | -3 | |
|
|
| 1 | 4 | one | 3 | -3 | | 0
|
|
| 2 | 3 | two | 3 | -3 | 1 | -1
|
|
| 2 | 3 | two | 3 | -3 | 2 | 2
|
|
| 2 | 3 | two | 3 | -3 | 3 | -3
|
|
| 2 | 3 | two | 3 | -3 | 2 | 4
|
|
| 2 | 3 | two | 3 | -3 | 5 | -5
|
|
| 2 | 3 | two | 3 | -3 | 5 | -5
|
|
| 2 | 3 | two | 3 | -3 | 0 |
|
|
| 2 | 3 | two | 3 | -3 | |
|
|
| 2 | 3 | two | 3 | -3 | | 0
|
|
| 3 | 2 | three | 3 | -3 | 1 | -1
|
|
| 3 | 2 | three | 3 | -3 | 2 | 2
|
|
| 3 | 2 | three | 3 | -3 | 3 | -3
|
|
| 3 | 2 | three | 3 | -3 | 2 | 4
|
|
| 3 | 2 | three | 3 | -3 | 5 | -5
|
|
| 3 | 2 | three | 3 | -3 | 5 | -5
|
|
| 3 | 2 | three | 3 | -3 | 0 |
|
|
| 3 | 2 | three | 3 | -3 | |
|
|
| 3 | 2 | three | 3 | -3 | | 0
|
|
| 4 | 1 | four | 3 | -3 | 1 | -1
|
|
| 4 | 1 | four | 3 | -3 | 2 | 2
|
|
| 4 | 1 | four | 3 | -3 | 3 | -3
|
|
| 4 | 1 | four | 3 | -3 | 2 | 4
|
|
| 4 | 1 | four | 3 | -3 | 5 | -5
|
|
| 4 | 1 | four | 3 | -3 | 5 | -5
|
|
| 4 | 1 | four | 3 | -3 | 0 |
|
|
| 4 | 1 | four | 3 | -3 | |
|
|
| 4 | 1 | four | 3 | -3 | | 0
|
|
| 5 | 0 | five | 3 | -3 | 1 | -1
|
|
| 5 | 0 | five | 3 | -3 | 2 | 2
|
|
| 5 | 0 | five | 3 | -3 | 3 | -3
|
|
| 5 | 0 | five | 3 | -3 | 2 | 4
|
|
| 5 | 0 | five | 3 | -3 | 5 | -5
|
|
| 5 | 0 | five | 3 | -3 | 5 | -5
|
|
| 5 | 0 | five | 3 | -3 | 0 |
|
|
| 5 | 0 | five | 3 | -3 | |
|
|
| 5 | 0 | five | 3 | -3 | | 0
|
|
| 6 | 6 | six | 3 | -3 | 1 | -1
|
|
| 6 | 6 | six | 3 | -3 | 2 | 2
|
|
| 6 | 6 | six | 3 | -3 | 3 | -3
|
|
| 6 | 6 | six | 3 | -3 | 2 | 4
|
|
| 6 | 6 | six | 3 | -3 | 5 | -5
|
|
| 6 | 6 | six | 3 | -3 | 5 | -5
|
|
| 6 | 6 | six | 3 | -3 | 0 |
|
|
| 6 | 6 | six | 3 | -3 | |
|
|
| 6 | 6 | six | 3 | -3 | | 0
|
|
| 7 | 7 | seven | 3 | -3 | 1 | -1
|
|
| 7 | 7 | seven | 3 | -3 | 2 | 2
|
|
| 7 | 7 | seven | 3 | -3 | 3 | -3
|
|
| 7 | 7 | seven | 3 | -3 | 2 | 4
|
|
| 7 | 7 | seven | 3 | -3 | 5 | -5
|
|
| 7 | 7 | seven | 3 | -3 | 5 | -5
|
|
| 7 | 7 | seven | 3 | -3 | 0 |
|
|
| 7 | 7 | seven | 3 | -3 | |
|
|
| 7 | 7 | seven | 3 | -3 | | 0
|
|
| 8 | 8 | eight | 3 | -3 | 1 | -1
|
|
| 8 | 8 | eight | 3 | -3 | 2 | 2
|
|
| 8 | 8 | eight | 3 | -3 | 3 | -3
|
|
| 8 | 8 | eight | 3 | -3 | 2 | 4
|
|
| 8 | 8 | eight | 3 | -3 | 5 | -5
|
|
| 8 | 8 | eight | 3 | -3 | 5 | -5
|
|
| 8 | 8 | eight | 3 | -3 | 0 |
|
|
| 8 | 8 | eight | 3 | -3 | |
|
|
| 8 | 8 | eight | 3 | -3 | | 0
|
|
| 0 | | zero | 3 | -3 | 1 | -1
|
|
| 0 | | zero | 3 | -3 | 2 | 2
|
|
| 0 | | zero | 3 | -3 | 3 | -3
|
|
| 0 | | zero | 3 | -3 | 2 | 4
|
|
| 0 | | zero | 3 | -3 | 5 | -5
|
|
| 0 | | zero | 3 | -3 | 5 | -5
|
|
| 0 | | zero | 3 | -3 | 0 |
|
|
| 0 | | zero | 3 | -3 | |
|
|
| 0 | | zero | 3 | -3 | | 0
|
|
| | | null | 3 | -3 | 1 | -1
|
|
| | | null | 3 | -3 | 2 | 2
|
|
| | | null | 3 | -3 | 3 | -3
|
|
| | | null | 3 | -3 | 2 | 4
|
|
| | | null | 3 | -3 | 5 | -5
|
|
| | | null | 3 | -3 | 5 | -5
|
|
| | | null | 3 | -3 | 0 |
|
|
| | | null | 3 | -3 | |
|
|
| | | null | 3 | -3 | | 0
|
|
| | 0 | zero | 3 | -3 | 1 | -1
|
|
| | 0 | zero | 3 | -3 | 2 | 2
|
|
| | 0 | zero | 3 | -3 | 3 | -3
|
|
| | 0 | zero | 3 | -3 | 2 | 4
|
|
| | 0 | zero | 3 | -3 | 5 | -5
|
|
| | 0 | zero | 3 | -3 | 5 | -5
|
|
| | 0 | zero | 3 | -3 | 0 |
|
|
| | 0 | zero | 3 | -3 | |
|
|
| | 0 | zero | 3 | -3 | | 0
|
|
| 1 | 4 | one | 2 | 4 | 1 | -1
|
|
| 1 | 4 | one | 2 | 4 | 2 | 2
|
|
| 1 | 4 | one | 2 | 4 | 3 | -3
|
|
| 1 | 4 | one | 2 | 4 | 2 | 4
|
|
| 1 | 4 | one | 2 | 4 | 5 | -5
|
|
| 1 | 4 | one | 2 | 4 | 5 | -5
|
|
| 1 | 4 | one | 2 | 4 | 0 |
|
|
| 1 | 4 | one | 2 | 4 | |
|
|
| 1 | 4 | one | 2 | 4 | | 0
|
|
| 2 | 3 | two | 2 | 4 | 1 | -1
|
|
| 2 | 3 | two | 2 | 4 | 2 | 2
|
|
| 2 | 3 | two | 2 | 4 | 3 | -3
|
|
| 2 | 3 | two | 2 | 4 | 2 | 4
|
|
| 2 | 3 | two | 2 | 4 | 5 | -5
|
|
| 2 | 3 | two | 2 | 4 | 5 | -5
|
|
| 2 | 3 | two | 2 | 4 | 0 |
|
|
| 2 | 3 | two | 2 | 4 | |
|
|
| 2 | 3 | two | 2 | 4 | | 0
|
|
| 3 | 2 | three | 2 | 4 | 1 | -1
|
|
| 3 | 2 | three | 2 | 4 | 2 | 2
|
|
| 3 | 2 | three | 2 | 4 | 3 | -3
|
|
| 3 | 2 | three | 2 | 4 | 2 | 4
|
|
| 3 | 2 | three | 2 | 4 | 5 | -5
|
|
| 3 | 2 | three | 2 | 4 | 5 | -5
|
|
| 3 | 2 | three | 2 | 4 | 0 |
|
|
| 3 | 2 | three | 2 | 4 | |
|
|
| 3 | 2 | three | 2 | 4 | | 0
|
|
| 4 | 1 | four | 2 | 4 | 1 | -1
|
|
| 4 | 1 | four | 2 | 4 | 2 | 2
|
|
| 4 | 1 | four | 2 | 4 | 3 | -3
|
|
| 4 | 1 | four | 2 | 4 | 2 | 4
|
|
| 4 | 1 | four | 2 | 4 | 5 | -5
|
|
| 4 | 1 | four | 2 | 4 | 5 | -5
|
|
| 4 | 1 | four | 2 | 4 | 0 |
|
|
| 4 | 1 | four | 2 | 4 | |
|
|
| 4 | 1 | four | 2 | 4 | | 0
|
|
| 5 | 0 | five | 2 | 4 | 1 | -1
|
|
| 5 | 0 | five | 2 | 4 | 2 | 2
|
|
| 5 | 0 | five | 2 | 4 | 3 | -3
|
|
| 5 | 0 | five | 2 | 4 | 2 | 4
|
|
| 5 | 0 | five | 2 | 4 | 5 | -5
|
|
| 5 | 0 | five | 2 | 4 | 5 | -5
|
|
| 5 | 0 | five | 2 | 4 | 0 |
|
|
| 5 | 0 | five | 2 | 4 | |
|
|
| 5 | 0 | five | 2 | 4 | | 0
|
|
| 6 | 6 | six | 2 | 4 | 1 | -1
|
|
| 6 | 6 | six | 2 | 4 | 2 | 2
|
|
| 6 | 6 | six | 2 | 4 | 3 | -3
|
|
| 6 | 6 | six | 2 | 4 | 2 | 4
|
|
| 6 | 6 | six | 2 | 4 | 5 | -5
|
|
| 6 | 6 | six | 2 | 4 | 5 | -5
|
|
| 6 | 6 | six | 2 | 4 | 0 |
|
|
| 6 | 6 | six | 2 | 4 | |
|
|
| 6 | 6 | six | 2 | 4 | | 0
|
|
| 7 | 7 | seven | 2 | 4 | 1 | -1
|
|
| 7 | 7 | seven | 2 | 4 | 2 | 2
|
|
| 7 | 7 | seven | 2 | 4 | 3 | -3
|
|
| 7 | 7 | seven | 2 | 4 | 2 | 4
|
|
| 7 | 7 | seven | 2 | 4 | 5 | -5
|
|
| 7 | 7 | seven | 2 | 4 | 5 | -5
|
|
| 7 | 7 | seven | 2 | 4 | 0 |
|
|
| 7 | 7 | seven | 2 | 4 | |
|
|
| 7 | 7 | seven | 2 | 4 | | 0
|
|
| 8 | 8 | eight | 2 | 4 | 1 | -1
|
|
| 8 | 8 | eight | 2 | 4 | 2 | 2
|
|
| 8 | 8 | eight | 2 | 4 | 3 | -3
|
|
| 8 | 8 | eight | 2 | 4 | 2 | 4
|
|
| 8 | 8 | eight | 2 | 4 | 5 | -5
|
|
| 8 | 8 | eight | 2 | 4 | 5 | -5
|
|
| 8 | 8 | eight | 2 | 4 | 0 |
|
|
| 8 | 8 | eight | 2 | 4 | |
|
|
| 8 | 8 | eight | 2 | 4 | | 0
|
|
| 0 | | zero | 2 | 4 | 1 | -1
|
|
| 0 | | zero | 2 | 4 | 2 | 2
|
|
| 0 | | zero | 2 | 4 | 3 | -3
|
|
| 0 | | zero | 2 | 4 | 2 | 4
|
|
| 0 | | zero | 2 | 4 | 5 | -5
|
|
| 0 | | zero | 2 | 4 | 5 | -5
|
|
| 0 | | zero | 2 | 4 | 0 |
|
|
| 0 | | zero | 2 | 4 | |
|
|
| 0 | | zero | 2 | 4 | | 0
|
|
| | | null | 2 | 4 | 1 | -1
|
|
| | | null | 2 | 4 | 2 | 2
|
|
| | | null | 2 | 4 | 3 | -3
|
|
| | | null | 2 | 4 | 2 | 4
|
|
| | | null | 2 | 4 | 5 | -5
|
|
| | | null | 2 | 4 | 5 | -5
|
|
| | | null | 2 | 4 | 0 |
|
|
| | | null | 2 | 4 | |
|
|
| | | null | 2 | 4 | | 0
|
|
| | 0 | zero | 2 | 4 | 1 | -1
|
|
| | 0 | zero | 2 | 4 | 2 | 2
|
|
| | 0 | zero | 2 | 4 | 3 | -3
|
|
| | 0 | zero | 2 | 4 | 2 | 4
|
|
| | 0 | zero | 2 | 4 | 5 | -5
|
|
| | 0 | zero | 2 | 4 | 5 | -5
|
|
| | 0 | zero | 2 | 4 | 0 |
|
|
| | 0 | zero | 2 | 4 | |
|
|
| | 0 | zero | 2 | 4 | | 0
|
|
| 1 | 4 | one | 5 | -5 | 1 | -1
|
|
| 1 | 4 | one | 5 | -5 | 2 | 2
|
|
| 1 | 4 | one | 5 | -5 | 3 | -3
|
|
| 1 | 4 | one | 5 | -5 | 2 | 4
|
|
| 1 | 4 | one | 5 | -5 | 5 | -5
|
|
| 1 | 4 | one | 5 | -5 | 5 | -5
|
|
| 1 | 4 | one | 5 | -5 | 0 |
|
|
| 1 | 4 | one | 5 | -5 | |
|
|
| 1 | 4 | one | 5 | -5 | | 0
|
|
| 2 | 3 | two | 5 | -5 | 1 | -1
|
|
| 2 | 3 | two | 5 | -5 | 2 | 2
|
|
| 2 | 3 | two | 5 | -5 | 3 | -3
|
|
| 2 | 3 | two | 5 | -5 | 2 | 4
|
|
| 2 | 3 | two | 5 | -5 | 5 | -5
|
|
| 2 | 3 | two | 5 | -5 | 5 | -5
|
|
| 2 | 3 | two | 5 | -5 | 0 |
|
|
| 2 | 3 | two | 5 | -5 | |
|
|
| 2 | 3 | two | 5 | -5 | | 0
|
|
| 3 | 2 | three | 5 | -5 | 1 | -1
|
|
| 3 | 2 | three | 5 | -5 | 2 | 2
|
|
| 3 | 2 | three | 5 | -5 | 3 | -3
|
|
| 3 | 2 | three | 5 | -5 | 2 | 4
|
|
| 3 | 2 | three | 5 | -5 | 5 | -5
|
|
| 3 | 2 | three | 5 | -5 | 5 | -5
|
|
| 3 | 2 | three | 5 | -5 | 0 |
|
|
| 3 | 2 | three | 5 | -5 | |
|
|
| 3 | 2 | three | 5 | -5 | | 0
|
|
| 4 | 1 | four | 5 | -5 | 1 | -1
|
|
| 4 | 1 | four | 5 | -5 | 2 | 2
|
|
| 4 | 1 | four | 5 | -5 | 3 | -3
|
|
| 4 | 1 | four | 5 | -5 | 2 | 4
|
|
| 4 | 1 | four | 5 | -5 | 5 | -5
|
|
| 4 | 1 | four | 5 | -5 | 5 | -5
|
|
| 4 | 1 | four | 5 | -5 | 0 |
|
|
| 4 | 1 | four | 5 | -5 | |
|
|
| 4 | 1 | four | 5 | -5 | | 0
|
|
| 5 | 0 | five | 5 | -5 | 1 | -1
|
|
| 5 | 0 | five | 5 | -5 | 2 | 2
|
|
| 5 | 0 | five | 5 | -5 | 3 | -3
|
|
| 5 | 0 | five | 5 | -5 | 2 | 4
|
|
| 5 | 0 | five | 5 | -5 | 5 | -5
|
|
| 5 | 0 | five | 5 | -5 | 5 | -5
|
|
| 5 | 0 | five | 5 | -5 | 0 |
|
|
| 5 | 0 | five | 5 | -5 | |
|
|
| 5 | 0 | five | 5 | -5 | | 0
|
|
| 6 | 6 | six | 5 | -5 | 1 | -1
|
|
| 6 | 6 | six | 5 | -5 | 2 | 2
|
|
| 6 | 6 | six | 5 | -5 | 3 | -3
|
|
| 6 | 6 | six | 5 | -5 | 2 | 4
|
|
| 6 | 6 | six | 5 | -5 | 5 | -5
|
|
| 6 | 6 | six | 5 | -5 | 5 | -5
|
|
| 6 | 6 | six | 5 | -5 | 0 |
|
|
| 6 | 6 | six | 5 | -5 | |
|
|
| 6 | 6 | six | 5 | -5 | | 0
|
|
| 7 | 7 | seven | 5 | -5 | 1 | -1
|
|
| 7 | 7 | seven | 5 | -5 | 2 | 2
|
|
| 7 | 7 | seven | 5 | -5 | 3 | -3
|
|
| 7 | 7 | seven | 5 | -5 | 2 | 4
|
|
| 7 | 7 | seven | 5 | -5 | 5 | -5
|
|
| 7 | 7 | seven | 5 | -5 | 5 | -5
|
|
| 7 | 7 | seven | 5 | -5 | 0 |
|
|
| 7 | 7 | seven | 5 | -5 | |
|
|
| 7 | 7 | seven | 5 | -5 | | 0
|
|
| 8 | 8 | eight | 5 | -5 | 1 | -1
|
|
| 8 | 8 | eight | 5 | -5 | 2 | 2
|
|
| 8 | 8 | eight | 5 | -5 | 3 | -3
|
|
| 8 | 8 | eight | 5 | -5 | 2 | 4
|
|
| 8 | 8 | eight | 5 | -5 | 5 | -5
|
|
| 8 | 8 | eight | 5 | -5 | 5 | -5
|
|
| 8 | 8 | eight | 5 | -5 | 0 |
|
|
| 8 | 8 | eight | 5 | -5 | |
|
|
| 8 | 8 | eight | 5 | -5 | | 0
|
|
| 0 | | zero | 5 | -5 | 1 | -1
|
|
| 0 | | zero | 5 | -5 | 2 | 2
|
|
| 0 | | zero | 5 | -5 | 3 | -3
|
|
| 0 | | zero | 5 | -5 | 2 | 4
|
|
| 0 | | zero | 5 | -5 | 5 | -5
|
|
| 0 | | zero | 5 | -5 | 5 | -5
|
|
| 0 | | zero | 5 | -5 | 0 |
|
|
| 0 | | zero | 5 | -5 | |
|
|
| 0 | | zero | 5 | -5 | | 0
|
|
| | | null | 5 | -5 | 1 | -1
|
|
| | | null | 5 | -5 | 2 | 2
|
|
| | | null | 5 | -5 | 3 | -3
|
|
| | | null | 5 | -5 | 2 | 4
|
|
| | | null | 5 | -5 | 5 | -5
|
|
| | | null | 5 | -5 | 5 | -5
|
|
| | | null | 5 | -5 | 0 |
|
|
| | | null | 5 | -5 | |
|
|
| | | null | 5 | -5 | | 0
|
|
| | 0 | zero | 5 | -5 | 1 | -1
|
|
| | 0 | zero | 5 | -5 | 2 | 2
|
|
| | 0 | zero | 5 | -5 | 3 | -3
|
|
| | 0 | zero | 5 | -5 | 2 | 4
|
|
| | 0 | zero | 5 | -5 | 5 | -5
|
|
| | 0 | zero | 5 | -5 | 5 | -5
|
|
| | 0 | zero | 5 | -5 | 0 |
|
|
| | 0 | zero | 5 | -5 | |
|
|
| | 0 | zero | 5 | -5 | | 0
|
|
| 1 | 4 | one | 5 | -5 | 1 | -1
|
|
| 1 | 4 | one | 5 | -5 | 2 | 2
|
|
| 1 | 4 | one | 5 | -5 | 3 | -3
|
|
| 1 | 4 | one | 5 | -5 | 2 | 4
|
|
| 1 | 4 | one | 5 | -5 | 5 | -5
|
|
| 1 | 4 | one | 5 | -5 | 5 | -5
|
|
| 1 | 4 | one | 5 | -5 | 0 |
|
|
| 1 | 4 | one | 5 | -5 | |
|
|
| 1 | 4 | one | 5 | -5 | | 0
|
|
| 2 | 3 | two | 5 | -5 | 1 | -1
|
|
| 2 | 3 | two | 5 | -5 | 2 | 2
|
|
| 2 | 3 | two | 5 | -5 | 3 | -3
|
|
| 2 | 3 | two | 5 | -5 | 2 | 4
|
|
| 2 | 3 | two | 5 | -5 | 5 | -5
|
|
| 2 | 3 | two | 5 | -5 | 5 | -5
|
|
| 2 | 3 | two | 5 | -5 | 0 |
|
|
| 2 | 3 | two | 5 | -5 | |
|
|
| 2 | 3 | two | 5 | -5 | | 0
|
|
| 3 | 2 | three | 5 | -5 | 1 | -1
|
|
| 3 | 2 | three | 5 | -5 | 2 | 2
|
|
| 3 | 2 | three | 5 | -5 | 3 | -3
|
|
| 3 | 2 | three | 5 | -5 | 2 | 4
|
|
| 3 | 2 | three | 5 | -5 | 5 | -5
|
|
| 3 | 2 | three | 5 | -5 | 5 | -5
|
|
| 3 | 2 | three | 5 | -5 | 0 |
|
|
| 3 | 2 | three | 5 | -5 | |
|
|
| 3 | 2 | three | 5 | -5 | | 0
|
|
| 4 | 1 | four | 5 | -5 | 1 | -1
|
|
| 4 | 1 | four | 5 | -5 | 2 | 2
|
|
| 4 | 1 | four | 5 | -5 | 3 | -3
|
|
| 4 | 1 | four | 5 | -5 | 2 | 4
|
|
| 4 | 1 | four | 5 | -5 | 5 | -5
|
|
| 4 | 1 | four | 5 | -5 | 5 | -5
|
|
| 4 | 1 | four | 5 | -5 | 0 |
|
|
| 4 | 1 | four | 5 | -5 | |
|
|
| 4 | 1 | four | 5 | -5 | | 0
|
|
| 5 | 0 | five | 5 | -5 | 1 | -1
|
|
| 5 | 0 | five | 5 | -5 | 2 | 2
|
|
| 5 | 0 | five | 5 | -5 | 3 | -3
|
|
| 5 | 0 | five | 5 | -5 | 2 | 4
|
|
| 5 | 0 | five | 5 | -5 | 5 | -5
|
|
| 5 | 0 | five | 5 | -5 | 5 | -5
|
|
| 5 | 0 | five | 5 | -5 | 0 |
|
|
| 5 | 0 | five | 5 | -5 | |
|
|
| 5 | 0 | five | 5 | -5 | | 0
|
|
| 6 | 6 | six | 5 | -5 | 1 | -1
|
|
| 6 | 6 | six | 5 | -5 | 2 | 2
|
|
| 6 | 6 | six | 5 | -5 | 3 | -3
|
|
| 6 | 6 | six | 5 | -5 | 2 | 4
|
|
| 6 | 6 | six | 5 | -5 | 5 | -5
|
|
| 6 | 6 | six | 5 | -5 | 5 | -5
|
|
| 6 | 6 | six | 5 | -5 | 0 |
|
|
| 6 | 6 | six | 5 | -5 | |
|
|
| 6 | 6 | six | 5 | -5 | | 0
|
|
| 7 | 7 | seven | 5 | -5 | 1 | -1
|
|
| 7 | 7 | seven | 5 | -5 | 2 | 2
|
|
| 7 | 7 | seven | 5 | -5 | 3 | -3
|
|
| 7 | 7 | seven | 5 | -5 | 2 | 4
|
|
| 7 | 7 | seven | 5 | -5 | 5 | -5
|
|
| 7 | 7 | seven | 5 | -5 | 5 | -5
|
|
| 7 | 7 | seven | 5 | -5 | 0 |
|
|
| 7 | 7 | seven | 5 | -5 | |
|
|
| 7 | 7 | seven | 5 | -5 | | 0
|
|
| 8 | 8 | eight | 5 | -5 | 1 | -1
|
|
| 8 | 8 | eight | 5 | -5 | 2 | 2
|
|
| 8 | 8 | eight | 5 | -5 | 3 | -3
|
|
| 8 | 8 | eight | 5 | -5 | 2 | 4
|
|
| 8 | 8 | eight | 5 | -5 | 5 | -5
|
|
| 8 | 8 | eight | 5 | -5 | 5 | -5
|
|
| 8 | 8 | eight | 5 | -5 | 0 |
|
|
| 8 | 8 | eight | 5 | -5 | |
|
|
| 8 | 8 | eight | 5 | -5 | | 0
|
|
| 0 | | zero | 5 | -5 | 1 | -1
|
|
| 0 | | zero | 5 | -5 | 2 | 2
|
|
| 0 | | zero | 5 | -5 | 3 | -3
|
|
| 0 | | zero | 5 | -5 | 2 | 4
|
|
| 0 | | zero | 5 | -5 | 5 | -5
|
|
| 0 | | zero | 5 | -5 | 5 | -5
|
|
| 0 | | zero | 5 | -5 | 0 |
|
|
| 0 | | zero | 5 | -5 | |
|
|
| 0 | | zero | 5 | -5 | | 0
|
|
| | | null | 5 | -5 | 1 | -1
|
|
| | | null | 5 | -5 | 2 | 2
|
|
| | | null | 5 | -5 | 3 | -3
|
|
| | | null | 5 | -5 | 2 | 4
|
|
| | | null | 5 | -5 | 5 | -5
|
|
| | | null | 5 | -5 | 5 | -5
|
|
| | | null | 5 | -5 | 0 |
|
|
| | | null | 5 | -5 | |
|
|
| | | null | 5 | -5 | | 0
|
|
| | 0 | zero | 5 | -5 | 1 | -1
|
|
| | 0 | zero | 5 | -5 | 2 | 2
|
|
| | 0 | zero | 5 | -5 | 3 | -3
|
|
| | 0 | zero | 5 | -5 | 2 | 4
|
|
| | 0 | zero | 5 | -5 | 5 | -5
|
|
| | 0 | zero | 5 | -5 | 5 | -5
|
|
| | 0 | zero | 5 | -5 | 0 |
|
|
| | 0 | zero | 5 | -5 | |
|
|
| | 0 | zero | 5 | -5 | | 0
|
|
| 1 | 4 | one | 0 | | 1 | -1
|
|
| 1 | 4 | one | 0 | | 2 | 2
|
|
| 1 | 4 | one | 0 | | 3 | -3
|
|
| 1 | 4 | one | 0 | | 2 | 4
|
|
| 1 | 4 | one | 0 | | 5 | -5
|
|
| 1 | 4 | one | 0 | | 5 | -5
|
|
| 1 | 4 | one | 0 | | 0 |
|
|
| 1 | 4 | one | 0 | | |
|
|
| 1 | 4 | one | 0 | | | 0
|
|
| 2 | 3 | two | 0 | | 1 | -1
|
|
| 2 | 3 | two | 0 | | 2 | 2
|
|
| 2 | 3 | two | 0 | | 3 | -3
|
|
| 2 | 3 | two | 0 | | 2 | 4
|
|
| 2 | 3 | two | 0 | | 5 | -5
|
|
| 2 | 3 | two | 0 | | 5 | -5
|
|
| 2 | 3 | two | 0 | | 0 |
|
|
| 2 | 3 | two | 0 | | |
|
|
| 2 | 3 | two | 0 | | | 0
|
|
| 3 | 2 | three | 0 | | 1 | -1
|
|
| 3 | 2 | three | 0 | | 2 | 2
|
|
| 3 | 2 | three | 0 | | 3 | -3
|
|
| 3 | 2 | three | 0 | | 2 | 4
|
|
| 3 | 2 | three | 0 | | 5 | -5
|
|
| 3 | 2 | three | 0 | | 5 | -5
|
|
| 3 | 2 | three | 0 | | 0 |
|
|
| 3 | 2 | three | 0 | | |
|
|
| 3 | 2 | three | 0 | | | 0
|
|
| 4 | 1 | four | 0 | | 1 | -1
|
|
| 4 | 1 | four | 0 | | 2 | 2
|
|
| 4 | 1 | four | 0 | | 3 | -3
|
|
| 4 | 1 | four | 0 | | 2 | 4
|
|
| 4 | 1 | four | 0 | | 5 | -5
|
|
| 4 | 1 | four | 0 | | 5 | -5
|
|
| 4 | 1 | four | 0 | | 0 |
|
|
| 4 | 1 | four | 0 | | |
|
|
| 4 | 1 | four | 0 | | | 0
|
|
| 5 | 0 | five | 0 | | 1 | -1
|
|
| 5 | 0 | five | 0 | | 2 | 2
|
|
| 5 | 0 | five | 0 | | 3 | -3
|
|
| 5 | 0 | five | 0 | | 2 | 4
|
|
| 5 | 0 | five | 0 | | 5 | -5
|
|
| 5 | 0 | five | 0 | | 5 | -5
|
|
| 5 | 0 | five | 0 | | 0 |
|
|
| 5 | 0 | five | 0 | | |
|
|
| 5 | 0 | five | 0 | | | 0
|
|
| 6 | 6 | six | 0 | | 1 | -1
|
|
| 6 | 6 | six | 0 | | 2 | 2
|
|
| 6 | 6 | six | 0 | | 3 | -3
|
|
| 6 | 6 | six | 0 | | 2 | 4
|
|
| 6 | 6 | six | 0 | | 5 | -5
|
|
| 6 | 6 | six | 0 | | 5 | -5
|
|
| 6 | 6 | six | 0 | | 0 |
|
|
| 6 | 6 | six | 0 | | |
|
|
| 6 | 6 | six | 0 | | | 0
|
|
| 7 | 7 | seven | 0 | | 1 | -1
|
|
| 7 | 7 | seven | 0 | | 2 | 2
|
|
| 7 | 7 | seven | 0 | | 3 | -3
|
|
| 7 | 7 | seven | 0 | | 2 | 4
|
|
| 7 | 7 | seven | 0 | | 5 | -5
|
|
| 7 | 7 | seven | 0 | | 5 | -5
|
|
| 7 | 7 | seven | 0 | | 0 |
|
|
| 7 | 7 | seven | 0 | | |
|
|
| 7 | 7 | seven | 0 | | | 0
|
|
| 8 | 8 | eight | 0 | | 1 | -1
|
|
| 8 | 8 | eight | 0 | | 2 | 2
|
|
| 8 | 8 | eight | 0 | | 3 | -3
|
|
| 8 | 8 | eight | 0 | | 2 | 4
|
|
| 8 | 8 | eight | 0 | | 5 | -5
|
|
| 8 | 8 | eight | 0 | | 5 | -5
|
|
| 8 | 8 | eight | 0 | | 0 |
|
|
| 8 | 8 | eight | 0 | | |
|
|
| 8 | 8 | eight | 0 | | | 0
|
|
| 0 | | zero | 0 | | 1 | -1
|
|
| 0 | | zero | 0 | | 2 | 2
|
|
| 0 | | zero | 0 | | 3 | -3
|
|
| 0 | | zero | 0 | | 2 | 4
|
|
| 0 | | zero | 0 | | 5 | -5
|
|
| 0 | | zero | 0 | | 5 | -5
|
|
| 0 | | zero | 0 | | 0 |
|
|
| 0 | | zero | 0 | | |
|
|
| 0 | | zero | 0 | | | 0
|
|
| | | null | 0 | | 1 | -1
|
|
| | | null | 0 | | 2 | 2
|
|
| | | null | 0 | | 3 | -3
|
|
| | | null | 0 | | 2 | 4
|
|
| | | null | 0 | | 5 | -5
|
|
| | | null | 0 | | 5 | -5
|
|
| | | null | 0 | | 0 |
|
|
| | | null | 0 | | |
|
|
| | | null | 0 | | | 0
|
|
| | 0 | zero | 0 | | 1 | -1
|
|
| | 0 | zero | 0 | | 2 | 2
|
|
| | 0 | zero | 0 | | 3 | -3
|
|
| | 0 | zero | 0 | | 2 | 4
|
|
| | 0 | zero | 0 | | 5 | -5
|
|
| | 0 | zero | 0 | | 5 | -5
|
|
| | 0 | zero | 0 | | 0 |
|
|
| | 0 | zero | 0 | | |
|
|
| | 0 | zero | 0 | | | 0
|
|
| 1 | 4 | one | | | 1 | -1
|
|
| 1 | 4 | one | | | 2 | 2
|
|
| 1 | 4 | one | | | 3 | -3
|
|
| 1 | 4 | one | | | 2 | 4
|
|
| 1 | 4 | one | | | 5 | -5
|
|
| 1 | 4 | one | | | 5 | -5
|
|
| 1 | 4 | one | | | 0 |
|
|
| 1 | 4 | one | | | |
|
|
| 1 | 4 | one | | | | 0
|
|
| 2 | 3 | two | | | 1 | -1
|
|
| 2 | 3 | two | | | 2 | 2
|
|
| 2 | 3 | two | | | 3 | -3
|
|
| 2 | 3 | two | | | 2 | 4
|
|
| 2 | 3 | two | | | 5 | -5
|
|
| 2 | 3 | two | | | 5 | -5
|
|
| 2 | 3 | two | | | 0 |
|
|
| 2 | 3 | two | | | |
|
|
| 2 | 3 | two | | | | 0
|
|
| 3 | 2 | three | | | 1 | -1
|
|
| 3 | 2 | three | | | 2 | 2
|
|
| 3 | 2 | three | | | 3 | -3
|
|
| 3 | 2 | three | | | 2 | 4
|
|
| 3 | 2 | three | | | 5 | -5
|
|
| 3 | 2 | three | | | 5 | -5
|
|
| 3 | 2 | three | | | 0 |
|
|
| 3 | 2 | three | | | |
|
|
| 3 | 2 | three | | | | 0
|
|
| 4 | 1 | four | | | 1 | -1
|
|
| 4 | 1 | four | | | 2 | 2
|
|
| 4 | 1 | four | | | 3 | -3
|
|
| 4 | 1 | four | | | 2 | 4
|
|
| 4 | 1 | four | | | 5 | -5
|
|
| 4 | 1 | four | | | 5 | -5
|
|
| 4 | 1 | four | | | 0 |
|
|
| 4 | 1 | four | | | |
|
|
| 4 | 1 | four | | | | 0
|
|
| 5 | 0 | five | | | 1 | -1
|
|
| 5 | 0 | five | | | 2 | 2
|
|
| 5 | 0 | five | | | 3 | -3
|
|
| 5 | 0 | five | | | 2 | 4
|
|
| 5 | 0 | five | | | 5 | -5
|
|
| 5 | 0 | five | | | 5 | -5
|
|
| 5 | 0 | five | | | 0 |
|
|
| 5 | 0 | five | | | |
|
|
| 5 | 0 | five | | | | 0
|
|
| 6 | 6 | six | | | 1 | -1
|
|
| 6 | 6 | six | | | 2 | 2
|
|
| 6 | 6 | six | | | 3 | -3
|
|
| 6 | 6 | six | | | 2 | 4
|
|
| 6 | 6 | six | | | 5 | -5
|
|
| 6 | 6 | six | | | 5 | -5
|
|
| 6 | 6 | six | | | 0 |
|
|
| 6 | 6 | six | | | |
|
|
| 6 | 6 | six | | | | 0
|
|
| 7 | 7 | seven | | | 1 | -1
|
|
| 7 | 7 | seven | | | 2 | 2
|
|
| 7 | 7 | seven | | | 3 | -3
|
|
| 7 | 7 | seven | | | 2 | 4
|
|
| 7 | 7 | seven | | | 5 | -5
|
|
| 7 | 7 | seven | | | 5 | -5
|
|
| 7 | 7 | seven | | | 0 |
|
|
| 7 | 7 | seven | | | |
|
|
| 7 | 7 | seven | | | | 0
|
|
| 8 | 8 | eight | | | 1 | -1
|
|
| 8 | 8 | eight | | | 2 | 2
|
|
| 8 | 8 | eight | | | 3 | -3
|
|
| 8 | 8 | eight | | | 2 | 4
|
|
| 8 | 8 | eight | | | 5 | -5
|
|
| 8 | 8 | eight | | | 5 | -5
|
|
| 8 | 8 | eight | | | 0 |
|
|
| 8 | 8 | eight | | | |
|
|
| 8 | 8 | eight | | | | 0
|
|
| 0 | | zero | | | 1 | -1
|
|
| 0 | | zero | | | 2 | 2
|
|
| 0 | | zero | | | 3 | -3
|
|
| 0 | | zero | | | 2 | 4
|
|
| 0 | | zero | | | 5 | -5
|
|
| 0 | | zero | | | 5 | -5
|
|
| 0 | | zero | | | 0 |
|
|
| 0 | | zero | | | |
|
|
| 0 | | zero | | | | 0
|
|
| | | null | | | 1 | -1
|
|
| | | null | | | 2 | 2
|
|
| | | null | | | 3 | -3
|
|
| | | null | | | 2 | 4
|
|
| | | null | | | 5 | -5
|
|
| | | null | | | 5 | -5
|
|
| | | null | | | 0 |
|
|
| | | null | | | |
|
|
| | | null | | | | 0
|
|
| | 0 | zero | | | 1 | -1
|
|
| | 0 | zero | | | 2 | 2
|
|
| | 0 | zero | | | 3 | -3
|
|
| | 0 | zero | | | 2 | 4
|
|
| | 0 | zero | | | 5 | -5
|
|
| | 0 | zero | | | 5 | -5
|
|
| | 0 | zero | | | 0 |
|
|
| | 0 | zero | | | |
|
|
| | 0 | zero | | | | 0
|
|
| 1 | 4 | one | | 0 | 1 | -1
|
|
| 1 | 4 | one | | 0 | 2 | 2
|
|
| 1 | 4 | one | | 0 | 3 | -3
|
|
| 1 | 4 | one | | 0 | 2 | 4
|
|
| 1 | 4 | one | | 0 | 5 | -5
|
|
| 1 | 4 | one | | 0 | 5 | -5
|
|
| 1 | 4 | one | | 0 | 0 |
|
|
| 1 | 4 | one | | 0 | |
|
|
| 1 | 4 | one | | 0 | | 0
|
|
| 2 | 3 | two | | 0 | 1 | -1
|
|
| 2 | 3 | two | | 0 | 2 | 2
|
|
| 2 | 3 | two | | 0 | 3 | -3
|
|
| 2 | 3 | two | | 0 | 2 | 4
|
|
| 2 | 3 | two | | 0 | 5 | -5
|
|
| 2 | 3 | two | | 0 | 5 | -5
|
|
| 2 | 3 | two | | 0 | 0 |
|
|
| 2 | 3 | two | | 0 | |
|
|
| 2 | 3 | two | | 0 | | 0
|
|
| 3 | 2 | three | | 0 | 1 | -1
|
|
| 3 | 2 | three | | 0 | 2 | 2
|
|
| 3 | 2 | three | | 0 | 3 | -3
|
|
| 3 | 2 | three | | 0 | 2 | 4
|
|
| 3 | 2 | three | | 0 | 5 | -5
|
|
| 3 | 2 | three | | 0 | 5 | -5
|
|
| 3 | 2 | three | | 0 | 0 |
|
|
| 3 | 2 | three | | 0 | |
|
|
| 3 | 2 | three | | 0 | | 0
|
|
| 4 | 1 | four | | 0 | 1 | -1
|
|
| 4 | 1 | four | | 0 | 2 | 2
|
|
| 4 | 1 | four | | 0 | 3 | -3
|
|
| 4 | 1 | four | | 0 | 2 | 4
|
|
| 4 | 1 | four | | 0 | 5 | -5
|
|
| 4 | 1 | four | | 0 | 5 | -5
|
|
| 4 | 1 | four | | 0 | 0 |
|
|
| 4 | 1 | four | | 0 | |
|
|
| 4 | 1 | four | | 0 | | 0
|
|
| 5 | 0 | five | | 0 | 1 | -1
|
|
| 5 | 0 | five | | 0 | 2 | 2
|
|
| 5 | 0 | five | | 0 | 3 | -3
|
|
| 5 | 0 | five | | 0 | 2 | 4
|
|
| 5 | 0 | five | | 0 | 5 | -5
|
|
| 5 | 0 | five | | 0 | 5 | -5
|
|
| 5 | 0 | five | | 0 | 0 |
|
|
| 5 | 0 | five | | 0 | |
|
|
| 5 | 0 | five | | 0 | | 0
|
|
| 6 | 6 | six | | 0 | 1 | -1
|
|
| 6 | 6 | six | | 0 | 2 | 2
|
|
| 6 | 6 | six | | 0 | 3 | -3
|
|
| 6 | 6 | six | | 0 | 2 | 4
|
|
| 6 | 6 | six | | 0 | 5 | -5
|
|
| 6 | 6 | six | | 0 | 5 | -5
|
|
| 6 | 6 | six | | 0 | 0 |
|
|
| 6 | 6 | six | | 0 | |
|
|
| 6 | 6 | six | | 0 | | 0
|
|
| 7 | 7 | seven | | 0 | 1 | -1
|
|
| 7 | 7 | seven | | 0 | 2 | 2
|
|
| 7 | 7 | seven | | 0 | 3 | -3
|
|
| 7 | 7 | seven | | 0 | 2 | 4
|
|
| 7 | 7 | seven | | 0 | 5 | -5
|
|
| 7 | 7 | seven | | 0 | 5 | -5
|
|
| 7 | 7 | seven | | 0 | 0 |
|
|
| 7 | 7 | seven | | 0 | |
|
|
| 7 | 7 | seven | | 0 | | 0
|
|
| 8 | 8 | eight | | 0 | 1 | -1
|
|
| 8 | 8 | eight | | 0 | 2 | 2
|
|
| 8 | 8 | eight | | 0 | 3 | -3
|
|
| 8 | 8 | eight | | 0 | 2 | 4
|
|
| 8 | 8 | eight | | 0 | 5 | -5
|
|
| 8 | 8 | eight | | 0 | 5 | -5
|
|
| 8 | 8 | eight | | 0 | 0 |
|
|
| 8 | 8 | eight | | 0 | |
|
|
| 8 | 8 | eight | | 0 | | 0
|
|
| 0 | | zero | | 0 | 1 | -1
|
|
| 0 | | zero | | 0 | 2 | 2
|
|
| 0 | | zero | | 0 | 3 | -3
|
|
| 0 | | zero | | 0 | 2 | 4
|
|
| 0 | | zero | | 0 | 5 | -5
|
|
| 0 | | zero | | 0 | 5 | -5
|
|
| 0 | | zero | | 0 | 0 |
|
|
| 0 | | zero | | 0 | |
|
|
| 0 | | zero | | 0 | | 0
|
|
| | | null | | 0 | 1 | -1
|
|
| | | null | | 0 | 2 | 2
|
|
| | | null | | 0 | 3 | -3
|
|
| | | null | | 0 | 2 | 4
|
|
| | | null | | 0 | 5 | -5
|
|
| | | null | | 0 | 5 | -5
|
|
| | | null | | 0 | 0 |
|
|
| | | null | | 0 | |
|
|
| | | null | | 0 | | 0
|
|
| | 0 | zero | | 0 | 1 | -1
|
|
| | 0 | zero | | 0 | 2 | 2
|
|
| | 0 | zero | | 0 | 3 | -3
|
|
| | 0 | zero | | 0 | 2 | 4
|
|
| | 0 | zero | | 0 | 5 | -5
|
|
| | 0 | zero | | 0 | 5 | -5
|
|
| | 0 | zero | | 0 | 0 |
|
|
| | 0 | zero | | 0 | |
|
|
| | 0 | zero | | 0 | | 0
|
|
(891 rows)
|
|
|
|
--
|
|
--
|
|
-- Inner joins (equi-joins)
|
|
--
|
|
--
|
|
--
|
|
-- Inner joins (equi-joins) with USING clause
|
|
-- The USING syntax changes the shape of the resulting table
|
|
-- by including a column in the USING clause only once in the result.
|
|
--
|
|
-- Inner equi-join on specified column
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL INNER JOIN J2_TBL USING (i);
|
|
xxx | i | j | t | k
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
(7 rows)
|
|
|
|
-- Same as above, slightly different syntax
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL JOIN J2_TBL USING (i);
|
|
xxx | i | j | t | k
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
(7 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL t1 (a, b, c) JOIN J2_TBL t2 (a, d) USING (a)
|
|
ORDER BY a, d;
|
|
xxx | a | b | c | d
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
(7 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL t1 (a, b, c) JOIN J2_TBL t2 (a, b) USING (b)
|
|
ORDER BY b, t1.a;
|
|
xxx | b | a | c | a
|
|
-----+---+---+-------+---
|
|
| 0 | 5 | five |
|
|
| 0 | | zero |
|
|
| 2 | 3 | three | 2
|
|
| 4 | 1 | one | 2
|
|
(4 rows)
|
|
|
|
--
|
|
-- NATURAL JOIN
|
|
-- Inner equi-join on all columns with the same name
|
|
--
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL NATURAL JOIN J2_TBL;
|
|
xxx | i | j | t | k
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
(7 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL t1 (a, b, c) NATURAL JOIN J2_TBL t2 (a, d);
|
|
xxx | a | b | c | d
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
(7 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL t1 (a, b, c) NATURAL JOIN J2_TBL t2 (d, a);
|
|
xxx | a | b | c | d
|
|
-----+---+---+------+---
|
|
| 0 | | zero |
|
|
| 2 | 3 | two | 2
|
|
| 4 | 1 | four | 2
|
|
(3 rows)
|
|
|
|
-- mismatch number of columns
|
|
-- currently, Postgres will fill in with underlying names
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL t1 (a, b) NATURAL JOIN J2_TBL t2 (a);
|
|
xxx | a | b | t | k
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
(7 rows)
|
|
|
|
--
|
|
-- Inner joins (equi-joins)
|
|
--
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL JOIN J2_TBL ON (J1_TBL.i = J2_TBL.i);
|
|
xxx | i | j | t | i | k
|
|
-----+---+---+-------+---+----
|
|
| 0 | | zero | 0 |
|
|
| 1 | 4 | one | 1 | -1
|
|
| 2 | 3 | two | 2 | 2
|
|
| 2 | 3 | two | 2 | 4
|
|
| 3 | 2 | three | 3 | -3
|
|
| 5 | 0 | five | 5 | -5
|
|
| 5 | 0 | five | 5 | -5
|
|
(7 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL JOIN J2_TBL ON (J1_TBL.i = J2_TBL.k);
|
|
xxx | i | j | t | i | k
|
|
-----+---+---+------+---+---
|
|
| 0 | | zero | | 0
|
|
| 2 | 3 | two | 2 | 2
|
|
| 4 | 1 | four | 2 | 4
|
|
(3 rows)
|
|
|
|
--
|
|
-- Non-equi-joins
|
|
--
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL JOIN J2_TBL ON (J1_TBL.i <= J2_TBL.k);
|
|
xxx | i | j | t | i | k
|
|
-----+---+---+-------+---+---
|
|
| 1 | 4 | one | 2 | 2
|
|
| 2 | 3 | two | 2 | 2
|
|
| 0 | | zero | 2 | 2
|
|
| 1 | 4 | one | 2 | 4
|
|
| 2 | 3 | two | 2 | 4
|
|
| 3 | 2 | three | 2 | 4
|
|
| 4 | 1 | four | 2 | 4
|
|
| 0 | | zero | 2 | 4
|
|
| 0 | | zero | | 0
|
|
(9 rows)
|
|
|
|
--
|
|
-- Outer joins
|
|
-- Note that OUTER is a noise word
|
|
--
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL LEFT OUTER JOIN J2_TBL USING (i)
|
|
ORDER BY i, k, t;
|
|
xxx | i | j | t | k
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 4 | 1 | four |
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
| 6 | 6 | six |
|
|
| 7 | 7 | seven |
|
|
| 8 | 8 | eight |
|
|
| | | null |
|
|
| | 0 | zero |
|
|
(13 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL LEFT JOIN J2_TBL USING (i)
|
|
ORDER BY i, k, t;
|
|
xxx | i | j | t | k
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 4 | 1 | four |
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
| 6 | 6 | six |
|
|
| 7 | 7 | seven |
|
|
| 8 | 8 | eight |
|
|
| | | null |
|
|
| | 0 | zero |
|
|
(13 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL RIGHT OUTER JOIN J2_TBL USING (i);
|
|
xxx | i | j | t | k
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
| | | |
|
|
| | | | 0
|
|
(9 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL RIGHT JOIN J2_TBL USING (i);
|
|
xxx | i | j | t | k
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
| | | |
|
|
| | | | 0
|
|
(9 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL FULL OUTER JOIN J2_TBL USING (i)
|
|
ORDER BY i, k, t;
|
|
xxx | i | j | t | k
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 4 | 1 | four |
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
| 6 | 6 | six |
|
|
| 7 | 7 | seven |
|
|
| 8 | 8 | eight |
|
|
| | | | 0
|
|
| | | null |
|
|
| | 0 | zero |
|
|
| | | |
|
|
(15 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL FULL JOIN J2_TBL USING (i)
|
|
ORDER BY i, k, t;
|
|
xxx | i | j | t | k
|
|
-----+---+---+-------+----
|
|
| 0 | | zero |
|
|
| 1 | 4 | one | -1
|
|
| 2 | 3 | two | 2
|
|
| 2 | 3 | two | 4
|
|
| 3 | 2 | three | -3
|
|
| 4 | 1 | four |
|
|
| 5 | 0 | five | -5
|
|
| 5 | 0 | five | -5
|
|
| 6 | 6 | six |
|
|
| 7 | 7 | seven |
|
|
| 8 | 8 | eight |
|
|
| | | | 0
|
|
| | | null |
|
|
| | 0 | zero |
|
|
| | | |
|
|
(15 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL LEFT JOIN J2_TBL USING (i) WHERE (k = 1);
|
|
xxx | i | j | t | k
|
|
-----+---+---+---+---
|
|
(0 rows)
|
|
|
|
SELECT '' AS "xxx", *
|
|
FROM J1_TBL LEFT JOIN J2_TBL USING (i) WHERE (i = 1);
|
|
xxx | i | j | t | k
|
|
-----+---+---+-----+----
|
|
| 1 | 4 | one | -1
|
|
(1 row)
|
|
|
|
--
|
|
-- More complicated constructs
|
|
--
|
|
--
|
|
-- Multiway full join
|
|
--
|
|
CREATE TABLE t1 (name TEXT, n INTEGER);
|
|
CREATE TABLE t2 (name TEXT, n INTEGER);
|
|
CREATE TABLE t3 (name TEXT, n INTEGER);
|
|
INSERT INTO t1 VALUES ( 'bb', 11 );
|
|
INSERT INTO t2 VALUES ( 'bb', 12 );
|
|
INSERT INTO t2 VALUES ( 'cc', 22 );
|
|
INSERT INTO t2 VALUES ( 'ee', 42 );
|
|
INSERT INTO t3 VALUES ( 'bb', 13 );
|
|
INSERT INTO t3 VALUES ( 'cc', 23 );
|
|
INSERT INTO t3 VALUES ( 'dd', 33 );
|
|
SELECT * FROM t1 FULL JOIN t2 USING (name) FULL JOIN t3 USING (name);
|
|
name | n | n | n
|
|
------+----+----+----
|
|
bb | 11 | 12 | 13
|
|
cc | | 22 | 23
|
|
dd | | | 33
|
|
ee | | 42 |
|
|
(4 rows)
|
|
|
|
--
|
|
-- Test interactions of join syntax and subqueries
|
|
--
|
|
-- Basic cases (we expect planner to pull up the subquery here)
|
|
SELECT * FROM
|
|
(SELECT * FROM t2) as s2
|
|
INNER JOIN
|
|
(SELECT * FROM t3) s3
|
|
USING (name);
|
|
name | n | n
|
|
------+----+----
|
|
bb | 12 | 13
|
|
cc | 22 | 23
|
|
(2 rows)
|
|
|
|
SELECT * FROM
|
|
(SELECT * FROM t2) as s2
|
|
LEFT JOIN
|
|
(SELECT * FROM t3) s3
|
|
USING (name);
|
|
name | n | n
|
|
------+----+----
|
|
bb | 12 | 13
|
|
cc | 22 | 23
|
|
ee | 42 |
|
|
(3 rows)
|
|
|
|
SELECT * FROM
|
|
(SELECT * FROM t2) as s2
|
|
FULL JOIN
|
|
(SELECT * FROM t3) s3
|
|
USING (name);
|
|
name | n | n
|
|
------+----+----
|
|
bb | 12 | 13
|
|
cc | 22 | 23
|
|
dd | | 33
|
|
ee | 42 |
|
|
(4 rows)
|
|
|
|
-- Cases with non-nullable expressions in subquery results;
|
|
-- make sure these go to null as expected
|
|
SELECT * FROM
|
|
(SELECT name, n as s2_n, 2 as s2_2 FROM t2) as s2
|
|
NATURAL INNER JOIN
|
|
(SELECT name, n as s3_n, 3 as s3_2 FROM t3) s3;
|
|
name | s2_n | s2_2 | s3_n | s3_2
|
|
------+------+------+------+------
|
|
bb | 12 | 2 | 13 | 3
|
|
cc | 22 | 2 | 23 | 3
|
|
(2 rows)
|
|
|
|
SELECT * FROM
|
|
(SELECT name, n as s2_n, 2 as s2_2 FROM t2) as s2
|
|
NATURAL LEFT JOIN
|
|
(SELECT name, n as s3_n, 3 as s3_2 FROM t3) s3;
|
|
name | s2_n | s2_2 | s3_n | s3_2
|
|
------+------+------+------+------
|
|
bb | 12 | 2 | 13 | 3
|
|
cc | 22 | 2 | 23 | 3
|
|
ee | 42 | 2 | |
|
|
(3 rows)
|
|
|
|
SELECT * FROM
|
|
(SELECT name, n as s2_n, 2 as s2_2 FROM t2) as s2
|
|
NATURAL FULL JOIN
|
|
(SELECT name, n as s3_n, 3 as s3_2 FROM t3) s3;
|
|
name | s2_n | s2_2 | s3_n | s3_2
|
|
------+------+------+------+------
|
|
bb | 12 | 2 | 13 | 3
|
|
cc | 22 | 2 | 23 | 3
|
|
dd | | | 33 | 3
|
|
ee | 42 | 2 | |
|
|
(4 rows)
|
|
|
|
SELECT * FROM
|
|
(SELECT name, n as s1_n, 1 as s1_1 FROM t1) as s1
|
|
NATURAL INNER JOIN
|
|
(SELECT name, n as s2_n, 2 as s2_2 FROM t2) as s2
|
|
NATURAL INNER JOIN
|
|
(SELECT name, n as s3_n, 3 as s3_2 FROM t3) s3;
|
|
name | s1_n | s1_1 | s2_n | s2_2 | s3_n | s3_2
|
|
------+------+------+------+------+------+------
|
|
bb | 11 | 1 | 12 | 2 | 13 | 3
|
|
(1 row)
|
|
|
|
SELECT * FROM
|
|
(SELECT name, n as s1_n, 1 as s1_1 FROM t1) as s1
|
|
NATURAL FULL JOIN
|
|
(SELECT name, n as s2_n, 2 as s2_2 FROM t2) as s2
|
|
NATURAL FULL JOIN
|
|
(SELECT name, n as s3_n, 3 as s3_2 FROM t3) s3;
|
|
name | s1_n | s1_1 | s2_n | s2_2 | s3_n | s3_2
|
|
------+------+------+------+------+------+------
|
|
bb | 11 | 1 | 12 | 2 | 13 | 3
|
|
cc | | | 22 | 2 | 23 | 3
|
|
dd | | | | | 33 | 3
|
|
ee | | | 42 | 2 | |
|
|
(4 rows)
|
|
|
|
SELECT * FROM
|
|
(SELECT name, n as s1_n FROM t1) as s1
|
|
NATURAL FULL JOIN
|
|
(SELECT * FROM
|
|
(SELECT name, n as s2_n FROM t2) as s2
|
|
NATURAL FULL JOIN
|
|
(SELECT name, n as s3_n FROM t3) as s3
|
|
) ss2;
|
|
name | s1_n | s2_n | s3_n
|
|
------+------+------+------
|
|
bb | 11 | 12 | 13
|
|
cc | | 22 | 23
|
|
dd | | | 33
|
|
ee | | 42 |
|
|
(4 rows)
|
|
|
|
SELECT * FROM
|
|
(SELECT name, n as s1_n FROM t1) as s1
|
|
NATURAL FULL JOIN
|
|
(SELECT * FROM
|
|
(SELECT name, n as s2_n, 2 as s2_2 FROM t2) as s2
|
|
NATURAL FULL JOIN
|
|
(SELECT name, n as s3_n FROM t3) as s3
|
|
) ss2;
|
|
name | s1_n | s2_n | s2_2 | s3_n
|
|
------+------+------+------+------
|
|
bb | 11 | 12 | 2 | 13
|
|
cc | | 22 | 2 | 23
|
|
dd | | | | 33
|
|
ee | | 42 | 2 |
|
|
(4 rows)
|
|
|
|
-- Test for propagation of nullability constraints into sub-joins
|
|
create temp table x (x1 int, x2 int);
|
|
insert into x values (1,11);
|
|
insert into x values (2,22);
|
|
insert into x values (3,null);
|
|
insert into x values (4,44);
|
|
insert into x values (5,null);
|
|
create temp table y (y1 int, y2 int);
|
|
insert into y values (1,111);
|
|
insert into y values (2,222);
|
|
insert into y values (3,333);
|
|
insert into y values (4,null);
|
|
select * from x;
|
|
x1 | x2
|
|
----+----
|
|
1 | 11
|
|
2 | 22
|
|
3 |
|
|
4 | 44
|
|
5 |
|
|
(5 rows)
|
|
|
|
select * from y;
|
|
y1 | y2
|
|
----+-----
|
|
1 | 111
|
|
2 | 222
|
|
3 | 333
|
|
4 |
|
|
(4 rows)
|
|
|
|
select * from x left join y on (x1 = y1 and x2 is not null);
|
|
x1 | x2 | y1 | y2
|
|
----+----+----+-----
|
|
1 | 11 | 1 | 111
|
|
2 | 22 | 2 | 222
|
|
3 | | |
|
|
4 | 44 | 4 |
|
|
5 | | |
|
|
(5 rows)
|
|
|
|
select * from x left join y on (x1 = y1 and y2 is not null);
|
|
x1 | x2 | y1 | y2
|
|
----+----+----+-----
|
|
1 | 11 | 1 | 111
|
|
2 | 22 | 2 | 222
|
|
3 | | 3 | 333
|
|
4 | 44 | |
|
|
5 | | |
|
|
(5 rows)
|
|
|
|
select * from (x left join y on (x1 = y1)) left join x xx(xx1,xx2)
|
|
on (x1 = xx1);
|
|
x1 | x2 | y1 | y2 | xx1 | xx2
|
|
----+----+----+-----+-----+-----
|
|
1 | 11 | 1 | 111 | 1 | 11
|
|
2 | 22 | 2 | 222 | 2 | 22
|
|
3 | | 3 | 333 | 3 |
|
|
4 | 44 | 4 | | 4 | 44
|
|
5 | | | | 5 |
|
|
(5 rows)
|
|
|
|
select * from (x left join y on (x1 = y1)) left join x xx(xx1,xx2)
|
|
on (x1 = xx1 and x2 is not null);
|
|
x1 | x2 | y1 | y2 | xx1 | xx2
|
|
----+----+----+-----+-----+-----
|
|
1 | 11 | 1 | 111 | 1 | 11
|
|
2 | 22 | 2 | 222 | 2 | 22
|
|
3 | | 3 | 333 | |
|
|
4 | 44 | 4 | | 4 | 44
|
|
5 | | | | |
|
|
(5 rows)
|
|
|
|
select * from (x left join y on (x1 = y1)) left join x xx(xx1,xx2)
|
|
on (x1 = xx1 and y2 is not null);
|
|
x1 | x2 | y1 | y2 | xx1 | xx2
|
|
----+----+----+-----+-----+-----
|
|
1 | 11 | 1 | 111 | 1 | 11
|
|
2 | 22 | 2 | 222 | 2 | 22
|
|
3 | | 3 | 333 | 3 |
|
|
4 | 44 | 4 | | |
|
|
5 | | | | |
|
|
(5 rows)
|
|
|
|
select * from (x left join y on (x1 = y1)) left join x xx(xx1,xx2)
|
|
on (x1 = xx1 and xx2 is not null);
|
|
x1 | x2 | y1 | y2 | xx1 | xx2
|
|
----+----+----+-----+-----+-----
|
|
1 | 11 | 1 | 111 | 1 | 11
|
|
2 | 22 | 2 | 222 | 2 | 22
|
|
3 | | 3 | 333 | |
|
|
4 | 44 | 4 | | 4 | 44
|
|
5 | | | | |
|
|
(5 rows)
|
|
|
|
-- these should NOT give the same answers as above
|
|
select * from (x left join y on (x1 = y1)) left join x xx(xx1,xx2)
|
|
on (x1 = xx1) where (x2 is not null);
|
|
x1 | x2 | y1 | y2 | xx1 | xx2
|
|
----+----+----+-----+-----+-----
|
|
1 | 11 | 1 | 111 | 1 | 11
|
|
2 | 22 | 2 | 222 | 2 | 22
|
|
4 | 44 | 4 | | 4 | 44
|
|
(3 rows)
|
|
|
|
select * from (x left join y on (x1 = y1)) left join x xx(xx1,xx2)
|
|
on (x1 = xx1) where (y2 is not null);
|
|
x1 | x2 | y1 | y2 | xx1 | xx2
|
|
----+----+----+-----+-----+-----
|
|
1 | 11 | 1 | 111 | 1 | 11
|
|
2 | 22 | 2 | 222 | 2 | 22
|
|
3 | | 3 | 333 | 3 |
|
|
(3 rows)
|
|
|
|
select * from (x left join y on (x1 = y1)) left join x xx(xx1,xx2)
|
|
on (x1 = xx1) where (xx2 is not null);
|
|
x1 | x2 | y1 | y2 | xx1 | xx2
|
|
----+----+----+-----+-----+-----
|
|
1 | 11 | 1 | 111 | 1 | 11
|
|
2 | 22 | 2 | 222 | 2 | 22
|
|
4 | 44 | 4 | | 4 | 44
|
|
(3 rows)
|
|
|
|
--
|
|
-- regression test: check for bug with propagation of implied equality
|
|
-- to outside an IN
|
|
--
|
|
select count(*) from tenk1 a where unique1 in
|
|
(select unique1 from tenk1 b join tenk1 c using (unique1)
|
|
where b.unique2 = 42);
|
|
count
|
|
-------
|
|
1
|
|
(1 row)
|
|
|
|
--
|
|
-- regression test: check for failure to generate a plan with multiple
|
|
-- degenerate IN clauses
|
|
--
|
|
select count(*) from tenk1 x where
|
|
x.unique1 in (select a.f1 from int4_tbl a,float8_tbl b where a.f1=b.f1) and
|
|
x.unique1 = 0 and
|
|
x.unique1 in (select aa.f1 from int4_tbl aa,float8_tbl bb where aa.f1=bb.f1);
|
|
count
|
|
-------
|
|
1
|
|
(1 row)
|
|
|
|
-- try that with GEQO too
|
|
begin;
|
|
set geqo = on;
|
|
set geqo_threshold = 2;
|
|
select count(*) from tenk1 x where
|
|
x.unique1 in (select a.f1 from int4_tbl a,float8_tbl b where a.f1=b.f1) and
|
|
x.unique1 = 0 and
|
|
x.unique1 in (select aa.f1 from int4_tbl aa,float8_tbl bb where aa.f1=bb.f1);
|
|
count
|
|
-------
|
|
1
|
|
(1 row)
|
|
|
|
rollback;
|
|
--
|
|
-- Clean up
|
|
--
|
|
DROP TABLE t1;
|
|
DROP TABLE t2;
|
|
DROP TABLE t3;
|
|
DROP TABLE J1_TBL;
|
|
DROP TABLE J2_TBL;
|
|
-- Both DELETE and UPDATE allow the specification of additional tables
|
|
-- to "join" against to determine which rows should be modified.
|
|
CREATE TEMP TABLE t1 (a int, b int);
|
|
CREATE TEMP TABLE t2 (a int, b int);
|
|
CREATE TEMP TABLE t3 (x int, y int);
|
|
INSERT INTO t1 VALUES (5, 10);
|
|
INSERT INTO t1 VALUES (15, 20);
|
|
INSERT INTO t1 VALUES (100, 100);
|
|
INSERT INTO t1 VALUES (200, 1000);
|
|
INSERT INTO t2 VALUES (200, 2000);
|
|
INSERT INTO t3 VALUES (5, 20);
|
|
INSERT INTO t3 VALUES (6, 7);
|
|
INSERT INTO t3 VALUES (7, 8);
|
|
INSERT INTO t3 VALUES (500, 100);
|
|
DELETE FROM t3 USING t1 table1 WHERE t3.x = table1.a;
|
|
SELECT * FROM t3;
|
|
x | y
|
|
-----+-----
|
|
6 | 7
|
|
7 | 8
|
|
500 | 100
|
|
(3 rows)
|
|
|
|
DELETE FROM t3 USING t1 JOIN t2 USING (a) WHERE t3.x > t1.a;
|
|
SELECT * FROM t3;
|
|
x | y
|
|
---+---
|
|
6 | 7
|
|
7 | 8
|
|
(2 rows)
|
|
|
|
DELETE FROM t3 USING t3 t3_other WHERE t3.x = t3_other.x AND t3.y = t3_other.y;
|
|
SELECT * FROM t3;
|
|
x | y
|
|
---+---
|
|
(0 rows)
|
|
|
|
-- Test join against inheritance tree
|
|
create temp table t2a () inherits (t2);
|
|
insert into t2a values (200, 2001);
|
|
select * from t1 left join t2 on (t1.a = t2.a);
|
|
a | b | a | b
|
|
-----+------+-----+------
|
|
5 | 10 | |
|
|
15 | 20 | |
|
|
100 | 100 | |
|
|
200 | 1000 | 200 | 2000
|
|
200 | 1000 | 200 | 2001
|
|
(5 rows)
|
|
|
|
--
|
|
-- regression test for 8.1 merge right join bug
|
|
--
|
|
CREATE TEMP TABLE tt1 ( tt1_id int4, joincol int4 );
|
|
INSERT INTO tt1 VALUES (1, 11);
|
|
INSERT INTO tt1 VALUES (2, NULL);
|
|
CREATE TEMP TABLE tt2 ( tt2_id int4, joincol int4 );
|
|
INSERT INTO tt2 VALUES (21, 11);
|
|
INSERT INTO tt2 VALUES (22, 11);
|
|
set enable_hashjoin to off;
|
|
set enable_nestloop to off;
|
|
-- these should give the same results
|
|
select tt1.*, tt2.* from tt1 left join tt2 on tt1.joincol = tt2.joincol;
|
|
tt1_id | joincol | tt2_id | joincol
|
|
--------+---------+--------+---------
|
|
1 | 11 | 21 | 11
|
|
1 | 11 | 22 | 11
|
|
2 | | |
|
|
(3 rows)
|
|
|
|
select tt1.*, tt2.* from tt2 right join tt1 on tt1.joincol = tt2.joincol;
|
|
tt1_id | joincol | tt2_id | joincol
|
|
--------+---------+--------+---------
|
|
1 | 11 | 21 | 11
|
|
1 | 11 | 22 | 11
|
|
2 | | |
|
|
(3 rows)
|
|
|
|
reset enable_hashjoin;
|
|
reset enable_nestloop;
|
|
--
|
|
-- regression test for 8.2 bug with improper re-ordering of left joins
|
|
--
|
|
create temp table tt3(f1 int, f2 text);
|
|
insert into tt3 select x, repeat('xyzzy', 100) from generate_series(1,10000) x;
|
|
create index tt3i on tt3(f1);
|
|
analyze tt3;
|
|
create temp table tt4(f1 int);
|
|
insert into tt4 values (0),(1),(9999);
|
|
analyze tt4;
|
|
SELECT a.f1
|
|
FROM tt4 a
|
|
LEFT JOIN (
|
|
SELECT b.f1
|
|
FROM tt3 b LEFT JOIN tt3 c ON (b.f1 = c.f1)
|
|
WHERE c.f1 IS NULL
|
|
) AS d ON (a.f1 = d.f1)
|
|
WHERE d.f1 IS NULL;
|
|
f1
|
|
------
|
|
0
|
|
1
|
|
9999
|
|
(3 rows)
|
|
|
|
--
|
|
-- regression test for problems of the sort depicted in bug #3494
|
|
--
|
|
create temp table tt5(f1 int, f2 int);
|
|
create temp table tt6(f1 int, f2 int);
|
|
insert into tt5 values(1, 10);
|
|
insert into tt5 values(1, 11);
|
|
insert into tt6 values(1, 9);
|
|
insert into tt6 values(1, 2);
|
|
insert into tt6 values(2, 9);
|
|
select * from tt5,tt6 where tt5.f1 = tt6.f1 and tt5.f1 = tt5.f2 - tt6.f2;
|
|
f1 | f2 | f1 | f2
|
|
----+----+----+----
|
|
1 | 10 | 1 | 9
|
|
(1 row)
|
|
|
|
--
|
|
-- regression test for problems of the sort depicted in bug #3588
|
|
--
|
|
create temp table xx (pkxx int);
|
|
create temp table yy (pkyy int, pkxx int);
|
|
insert into xx values (1);
|
|
insert into xx values (2);
|
|
insert into xx values (3);
|
|
insert into yy values (101, 1);
|
|
insert into yy values (201, 2);
|
|
insert into yy values (301, NULL);
|
|
select yy.pkyy as yy_pkyy, yy.pkxx as yy_pkxx, yya.pkyy as yya_pkyy,
|
|
xxa.pkxx as xxa_pkxx, xxb.pkxx as xxb_pkxx
|
|
from yy
|
|
left join (SELECT * FROM yy where pkyy = 101) as yya ON yy.pkyy = yya.pkyy
|
|
left join xx xxa on yya.pkxx = xxa.pkxx
|
|
left join xx xxb on coalesce (xxa.pkxx, 1) = xxb.pkxx;
|
|
yy_pkyy | yy_pkxx | yya_pkyy | xxa_pkxx | xxb_pkxx
|
|
---------+---------+----------+----------+----------
|
|
101 | 1 | 101 | 1 | 1
|
|
201 | 2 | | | 1
|
|
301 | | | | 1
|
|
(3 rows)
|
|
|
|
--
|
|
-- regression test for improper pushing of constants across outer-join clauses
|
|
-- (as seen in early 8.2.x releases)
|
|
--
|
|
create temp table zt1 (f1 int primary key);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "zt1_pkey" for table "zt1"
|
|
create temp table zt2 (f2 int primary key);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "zt2_pkey" for table "zt2"
|
|
create temp table zt3 (f3 int primary key);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "zt3_pkey" for table "zt3"
|
|
insert into zt1 values(53);
|
|
insert into zt2 values(53);
|
|
select * from
|
|
zt2 left join zt3 on (f2 = f3)
|
|
left join zt1 on (f3 = f1)
|
|
where f2 = 53;
|
|
f2 | f3 | f1
|
|
----+----+----
|
|
53 | |
|
|
(1 row)
|
|
|
|
create temp view zv1 as select *,'dummy'::text AS junk from zt1;
|
|
select * from
|
|
zt2 left join zt3 on (f2 = f3)
|
|
left join zv1 on (f3 = f1)
|
|
where f2 = 53;
|
|
f2 | f3 | f1 | junk
|
|
----+----+----+------
|
|
53 | | |
|
|
(1 row)
|
|
|
|
--
|
|
-- regression test for improper extraction of OR indexqual conditions
|
|
-- (as seen in early 8.3.x releases)
|
|
--
|
|
select a.unique2, a.ten, b.tenthous, b.unique2, b.hundred
|
|
from tenk1 a left join tenk1 b on a.unique2 = b.tenthous
|
|
where a.unique1 = 42 and
|
|
((b.unique2 is null and a.ten = 2) or b.hundred = 3);
|
|
unique2 | ten | tenthous | unique2 | hundred
|
|
---------+-----+----------+---------+---------
|
|
(0 rows)
|
|
|
|
--
|
|
-- test proper positioning of one-time quals in EXISTS (8.4devel bug)
|
|
--
|
|
prepare foo(bool) as
|
|
select count(*) from tenk1 a left join tenk1 b
|
|
on (a.unique2 = b.unique1 and exists
|
|
(select 1 from tenk1 c where c.thousand = b.unique2 and $1));
|
|
execute foo(true);
|
|
count
|
|
-------
|
|
10000
|
|
(1 row)
|
|
|
|
execute foo(false);
|
|
count
|
|
-------
|
|
10000
|
|
(1 row)
|
|
|
|
--
|
|
-- test for sane behavior with noncanonical merge clauses, per bug #4926
|
|
--
|
|
begin;
|
|
set enable_mergejoin = 1;
|
|
set enable_hashjoin = 0;
|
|
set enable_nestloop = 0;
|
|
create temp table a (i integer);
|
|
create temp table b (x integer, y integer);
|
|
select * from a left join b on i = x and i = y and x = i;
|
|
i | x | y
|
|
---+---+---
|
|
(0 rows)
|
|
|
|
rollback;
|
|
--
|
|
-- test NULL behavior of whole-row Vars, per bug #5025
|
|
--
|
|
select t1.q2, count(t2.*)
|
|
from int8_tbl t1 left join int8_tbl t2 on (t1.q2 = t2.q1)
|
|
group by t1.q2 order by 1;
|
|
q2 | count
|
|
-------------------+-------
|
|
-4567890123456789 | 0
|
|
123 | 2
|
|
456 | 0
|
|
4567890123456789 | 6
|
|
(4 rows)
|
|
|
|
select t1.q2, count(t2.*)
|
|
from int8_tbl t1 left join (select * from int8_tbl) t2 on (t1.q2 = t2.q1)
|
|
group by t1.q2 order by 1;
|
|
q2 | count
|
|
-------------------+-------
|
|
-4567890123456789 | 0
|
|
123 | 2
|
|
456 | 0
|
|
4567890123456789 | 6
|
|
(4 rows)
|
|
|
|
select t1.q2, count(t2.*)
|
|
from int8_tbl t1 left join (select * from int8_tbl offset 0) t2 on (t1.q2 = t2.q1)
|
|
group by t1.q2 order by 1;
|
|
q2 | count
|
|
-------------------+-------
|
|
-4567890123456789 | 0
|
|
123 | 2
|
|
456 | 0
|
|
4567890123456789 | 6
|
|
(4 rows)
|
|
|
|
select t1.q2, count(t2.*)
|
|
from int8_tbl t1 left join
|
|
(select q1, case when q2=1 then 1 else q2 end as q2 from int8_tbl) t2
|
|
on (t1.q2 = t2.q1)
|
|
group by t1.q2 order by 1;
|
|
q2 | count
|
|
-------------------+-------
|
|
-4567890123456789 | 0
|
|
123 | 2
|
|
456 | 0
|
|
4567890123456789 | 6
|
|
(4 rows)
|
|
|
|
--
|
|
-- test the corner cases FULL JOIN ON TRUE and FULL JOIN ON FALSE
|
|
--
|
|
select * from int4_tbl a full join int4_tbl b on true;
|
|
f1 | f1
|
|
-------------+-------------
|
|
0 | 0
|
|
0 | 123456
|
|
0 | -123456
|
|
0 | 2147483647
|
|
0 | -2147483647
|
|
123456 | 0
|
|
123456 | 123456
|
|
123456 | -123456
|
|
123456 | 2147483647
|
|
123456 | -2147483647
|
|
-123456 | 0
|
|
-123456 | 123456
|
|
-123456 | -123456
|
|
-123456 | 2147483647
|
|
-123456 | -2147483647
|
|
2147483647 | 0
|
|
2147483647 | 123456
|
|
2147483647 | -123456
|
|
2147483647 | 2147483647
|
|
2147483647 | -2147483647
|
|
-2147483647 | 0
|
|
-2147483647 | 123456
|
|
-2147483647 | -123456
|
|
-2147483647 | 2147483647
|
|
-2147483647 | -2147483647
|
|
(25 rows)
|
|
|
|
select * from int4_tbl a full join int4_tbl b on false;
|
|
f1 | f1
|
|
-------------+-------------
|
|
| 0
|
|
| 123456
|
|
| -123456
|
|
| 2147483647
|
|
| -2147483647
|
|
0 |
|
|
123456 |
|
|
-123456 |
|
|
2147483647 |
|
|
-2147483647 |
|
|
(10 rows)
|
|
|
|
--
|
|
-- test join removal
|
|
--
|
|
begin;
|
|
CREATE TEMP TABLE a (id int PRIMARY KEY, b_id int);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "a_pkey" for table "a"
|
|
CREATE TEMP TABLE b (id int PRIMARY KEY, c_id int);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "b_pkey" for table "b"
|
|
CREATE TEMP TABLE c (id int PRIMARY KEY);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "c_pkey" for table "c"
|
|
INSERT INTO a VALUES (0, 0), (1, NULL);
|
|
INSERT INTO b VALUES (0, 0), (1, NULL);
|
|
INSERT INTO c VALUES (0), (1);
|
|
-- all three cases should be optimizable into a simple seqscan
|
|
explain (costs off) SELECT a.* FROM a LEFT JOIN b ON a.b_id = b.id;
|
|
QUERY PLAN
|
|
---------------
|
|
Seq Scan on a
|
|
(1 row)
|
|
|
|
explain (costs off) SELECT b.* FROM b LEFT JOIN c ON b.c_id = c.id;
|
|
QUERY PLAN
|
|
---------------
|
|
Seq Scan on b
|
|
(1 row)
|
|
|
|
explain (costs off)
|
|
SELECT a.* FROM a LEFT JOIN (b left join c on b.c_id = c.id)
|
|
ON (a.b_id = b.id);
|
|
QUERY PLAN
|
|
---------------
|
|
Seq Scan on a
|
|
(1 row)
|
|
|
|
-- check optimization of outer join within another special join
|
|
explain (costs off)
|
|
select id from a where id in (
|
|
select b.id from b left join c on b.id = c.id
|
|
);
|
|
QUERY PLAN
|
|
----------------------------
|
|
Hash Semi Join
|
|
Hash Cond: (a.id = b.id)
|
|
-> Seq Scan on a
|
|
-> Hash
|
|
-> Seq Scan on b
|
|
(5 rows)
|
|
|
|
rollback;
|
|
create temp table parent (k int primary key, pd int);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "parent_pkey" for table "parent"
|
|
create temp table child (k int unique, cd int);
|
|
NOTICE: CREATE TABLE / UNIQUE will create implicit index "child_k_key" for table "child"
|
|
insert into parent values (1, 10), (2, 20), (3, 30);
|
|
insert into child values (1, 100), (4, 400);
|
|
-- this case is optimizable
|
|
select p.* from parent p left join child c on (p.k = c.k);
|
|
k | pd
|
|
---+----
|
|
1 | 10
|
|
2 | 20
|
|
3 | 30
|
|
(3 rows)
|
|
|
|
explain (costs off)
|
|
select p.* from parent p left join child c on (p.k = c.k);
|
|
QUERY PLAN
|
|
----------------------
|
|
Seq Scan on parent p
|
|
(1 row)
|
|
|
|
-- this case is not
|
|
select p.*, linked from parent p
|
|
left join (select c.*, true as linked from child c) as ss
|
|
on (p.k = ss.k);
|
|
k | pd | linked
|
|
---+----+--------
|
|
1 | 10 | t
|
|
2 | 20 |
|
|
3 | 30 |
|
|
(3 rows)
|
|
|
|
explain (costs off)
|
|
select p.*, linked from parent p
|
|
left join (select c.*, true as linked from child c) as ss
|
|
on (p.k = ss.k);
|
|
QUERY PLAN
|
|
---------------------------------
|
|
Hash Left Join
|
|
Hash Cond: (p.k = c.k)
|
|
-> Seq Scan on parent p
|
|
-> Hash
|
|
-> Seq Scan on child c
|
|
(5 rows)
|
|
|
|
-- check for a 9.0rc1 bug: join removal breaks pseudoconstant qual handling
|
|
select p.* from
|
|
parent p left join child c on (p.k = c.k)
|
|
where p.k = 1 and p.k = 2;
|
|
k | pd
|
|
---+----
|
|
(0 rows)
|
|
|
|
explain (costs off)
|
|
select p.* from
|
|
parent p left join child c on (p.k = c.k)
|
|
where p.k = 1 and p.k = 2;
|
|
QUERY PLAN
|
|
------------------------------------------------
|
|
Result
|
|
One-Time Filter: false
|
|
-> Index Scan using parent_pkey on parent p
|
|
Index Cond: (k = 1)
|
|
(4 rows)
|
|
|
|
select p.* from
|
|
(parent p left join child c on (p.k = c.k)) join parent x on p.k = x.k
|
|
where p.k = 1 and p.k = 2;
|
|
k | pd
|
|
---+----
|
|
(0 rows)
|
|
|
|
explain (costs off)
|
|
select p.* from
|
|
(parent p left join child c on (p.k = c.k)) join parent x on p.k = x.k
|
|
where p.k = 1 and p.k = 2;
|
|
QUERY PLAN
|
|
--------------------------
|
|
Result
|
|
One-Time Filter: false
|
|
(2 rows)
|
|
|
|
-- bug 5255: this is not optimizable by join removal
|
|
begin;
|
|
CREATE TEMP TABLE a (id int PRIMARY KEY);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "a_pkey" for table "a"
|
|
CREATE TEMP TABLE b (id int PRIMARY KEY, a_id int);
|
|
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index "b_pkey" for table "b"
|
|
INSERT INTO a VALUES (0), (1);
|
|
INSERT INTO b VALUES (0, 0), (1, NULL);
|
|
SELECT * FROM b LEFT JOIN a ON (b.a_id = a.id) WHERE (a.id IS NULL OR a.id > 0);
|
|
id | a_id | id
|
|
----+------+----
|
|
1 | |
|
|
(1 row)
|
|
|
|
SELECT b.* FROM b LEFT JOIN a ON (b.a_id = a.id) WHERE (a.id IS NULL OR a.id > 0);
|
|
id | a_id
|
|
----+------
|
|
1 |
|
|
(1 row)
|
|
|
|
rollback;
|