453 lines
7.9 KiB
Plaintext
453 lines
7.9 KiB
Plaintext
--
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-- BOOLEAN
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--
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--
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-- sanity check - if this fails go insane!
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--
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SELECT 1 AS one;
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one
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-----
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1
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(1 row)
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-- ******************testing built-in type bool********************
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-- check bool input syntax
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SELECT true AS true;
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true
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------
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t
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(1 row)
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SELECT false AS false;
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false
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-------
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f
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(1 row)
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SELECT bool 't' AS true;
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true
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------
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t
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(1 row)
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SELECT bool ' f ' AS false;
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false
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-------
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f
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(1 row)
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SELECT bool 'true' AS true;
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true
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------
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t
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(1 row)
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SELECT bool 'test' AS error;
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ERROR: invalid input syntax for type boolean: "test"
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LINE 1: SELECT bool 'test' AS error;
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^
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SELECT bool 'false' AS false;
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false
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-------
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f
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(1 row)
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SELECT bool 'foo' AS error;
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ERROR: invalid input syntax for type boolean: "foo"
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LINE 1: SELECT bool 'foo' AS error;
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^
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SELECT bool 'y' AS true;
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true
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------
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t
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(1 row)
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SELECT bool 'yes' AS true;
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true
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------
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t
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(1 row)
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SELECT bool 'yeah' AS error;
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ERROR: invalid input syntax for type boolean: "yeah"
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LINE 1: SELECT bool 'yeah' AS error;
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^
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SELECT bool 'n' AS false;
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false
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-------
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f
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(1 row)
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SELECT bool 'no' AS false;
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false
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-------
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f
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(1 row)
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SELECT bool 'nay' AS error;
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ERROR: invalid input syntax for type boolean: "nay"
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LINE 1: SELECT bool 'nay' AS error;
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^
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SELECT bool 'on' AS true;
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true
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------
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t
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(1 row)
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SELECT bool 'off' AS false;
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false
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-------
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f
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(1 row)
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SELECT bool 'of' AS false;
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false
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-------
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f
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(1 row)
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SELECT bool 'o' AS error;
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ERROR: invalid input syntax for type boolean: "o"
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LINE 1: SELECT bool 'o' AS error;
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^
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SELECT bool 'on_' AS error;
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ERROR: invalid input syntax for type boolean: "on_"
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LINE 1: SELECT bool 'on_' AS error;
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^
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SELECT bool 'off_' AS error;
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ERROR: invalid input syntax for type boolean: "off_"
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LINE 1: SELECT bool 'off_' AS error;
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^
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SELECT bool '1' AS true;
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true
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------
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t
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(1 row)
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SELECT bool '11' AS error;
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ERROR: invalid input syntax for type boolean: "11"
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LINE 1: SELECT bool '11' AS error;
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^
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SELECT bool '0' AS false;
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false
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-------
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f
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(1 row)
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SELECT bool '000' AS error;
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ERROR: invalid input syntax for type boolean: "000"
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LINE 1: SELECT bool '000' AS error;
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^
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SELECT bool '' AS error;
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ERROR: invalid input syntax for type boolean: ""
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LINE 1: SELECT bool '' AS error;
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^
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-- and, or, not in qualifications
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SELECT bool 't' or bool 'f' AS true;
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true
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------
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t
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(1 row)
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SELECT bool 't' and bool 'f' AS false;
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false
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-------
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f
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(1 row)
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SELECT not bool 'f' AS true;
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true
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------
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t
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(1 row)
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SELECT bool 't' = bool 'f' AS false;
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false
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-------
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f
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(1 row)
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SELECT bool 't' <> bool 'f' AS true;
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true
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------
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t
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(1 row)
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SELECT bool 't' > bool 'f' AS true;
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true
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------
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t
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(1 row)
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SELECT bool 't' >= bool 'f' AS true;
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true
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------
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t
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(1 row)
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SELECT bool 'f' < bool 't' AS true;
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true
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------
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t
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(1 row)
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SELECT bool 'f' <= bool 't' AS true;
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true
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------
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t
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(1 row)
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-- explicit casts to/from text
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SELECT 'TrUe'::text::boolean AS true, 'fAlse'::text::boolean AS false;
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true | false
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------+-------
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t | f
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(1 row)
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SELECT ' true '::text::boolean AS true,
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' FALSE'::text::boolean AS false;
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true | false
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------+-------
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t | f
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(1 row)
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SELECT true::boolean::text AS true, false::boolean::text AS false;
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true | false
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------+-------
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true | false
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(1 row)
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SELECT ' tru e '::text::boolean AS invalid; -- error
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ERROR: invalid input syntax for type boolean: " tru e "
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SELECT ''::text::boolean AS invalid; -- error
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ERROR: invalid input syntax for type boolean: ""
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CREATE TABLE BOOLTBL1 (f1 bool);
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INSERT INTO BOOLTBL1 (f1) VALUES (bool 't');
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INSERT INTO BOOLTBL1 (f1) VALUES (bool 'True');
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INSERT INTO BOOLTBL1 (f1) VALUES (bool 'true');
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-- BOOLTBL1 should be full of true's at this point
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SELECT '' AS t_3, BOOLTBL1.* FROM BOOLTBL1;
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t_3 | f1
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-----+----
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| t
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| t
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| t
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(3 rows)
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SELECT '' AS t_3, BOOLTBL1.*
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FROM BOOLTBL1
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WHERE f1 = bool 'true';
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t_3 | f1
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-----+----
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| t
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| t
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| t
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(3 rows)
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SELECT '' AS t_3, BOOLTBL1.*
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FROM BOOLTBL1
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WHERE f1 <> bool 'false';
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t_3 | f1
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-----+----
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| t
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| t
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| t
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(3 rows)
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SELECT '' AS zero, BOOLTBL1.*
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FROM BOOLTBL1
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WHERE booleq(bool 'false', f1);
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zero | f1
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------+----
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(0 rows)
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INSERT INTO BOOLTBL1 (f1) VALUES (bool 'f');
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SELECT '' AS f_1, BOOLTBL1.*
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FROM BOOLTBL1
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WHERE f1 = bool 'false';
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f_1 | f1
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-----+----
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| f
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(1 row)
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CREATE TABLE BOOLTBL2 (f1 bool);
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INSERT INTO BOOLTBL2 (f1) VALUES (bool 'f');
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INSERT INTO BOOLTBL2 (f1) VALUES (bool 'false');
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INSERT INTO BOOLTBL2 (f1) VALUES (bool 'False');
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INSERT INTO BOOLTBL2 (f1) VALUES (bool 'FALSE');
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-- This is now an invalid expression
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-- For pre-v6.3 this evaluated to false - thomas 1997-10-23
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INSERT INTO BOOLTBL2 (f1)
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VALUES (bool 'XXX');
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ERROR: invalid input syntax for type boolean: "XXX"
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LINE 2: VALUES (bool 'XXX');
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^
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-- BOOLTBL2 should be full of false's at this point
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SELECT '' AS f_4, BOOLTBL2.* FROM BOOLTBL2;
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f_4 | f1
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-----+----
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| f
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| f
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| f
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| f
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(4 rows)
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SELECT '' AS tf_12, BOOLTBL1.*, BOOLTBL2.*
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FROM BOOLTBL1, BOOLTBL2
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WHERE BOOLTBL2.f1 <> BOOLTBL1.f1;
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tf_12 | f1 | f1
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-------+----+----
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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(12 rows)
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SELECT '' AS tf_12, BOOLTBL1.*, BOOLTBL2.*
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FROM BOOLTBL1, BOOLTBL2
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WHERE boolne(BOOLTBL2.f1,BOOLTBL1.f1);
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tf_12 | f1 | f1
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-------+----+----
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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(12 rows)
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SELECT '' AS ff_4, BOOLTBL1.*, BOOLTBL2.*
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FROM BOOLTBL1, BOOLTBL2
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WHERE BOOLTBL2.f1 = BOOLTBL1.f1 and BOOLTBL1.f1 = bool 'false';
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ff_4 | f1 | f1
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------+----+----
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| f | f
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| f | f
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| f | f
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| f | f
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(4 rows)
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SELECT '' AS tf_12_ff_4, BOOLTBL1.*, BOOLTBL2.*
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FROM BOOLTBL1, BOOLTBL2
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WHERE BOOLTBL2.f1 = BOOLTBL1.f1 or BOOLTBL1.f1 = bool 'true'
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ORDER BY BOOLTBL1.f1, BOOLTBL2.f1;
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tf_12_ff_4 | f1 | f1
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------------+----+----
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| f | f
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| f | f
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| f | f
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| f | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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| t | f
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(16 rows)
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--
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-- SQL92 syntax
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-- Try all combinations to ensure that we get nothing when we expect nothing
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-- - thomas 2000-01-04
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--
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SELECT '' AS "True", f1
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FROM BOOLTBL1
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WHERE f1 IS TRUE;
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True | f1
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------+----
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| t
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| t
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| t
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(3 rows)
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SELECT '' AS "Not False", f1
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FROM BOOLTBL1
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WHERE f1 IS NOT FALSE;
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Not False | f1
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-----------+----
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| t
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| t
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| t
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(3 rows)
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SELECT '' AS "False", f1
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FROM BOOLTBL1
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WHERE f1 IS FALSE;
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False | f1
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-------+----
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| f
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(1 row)
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SELECT '' AS "Not True", f1
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FROM BOOLTBL1
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WHERE f1 IS NOT TRUE;
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Not True | f1
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----------+----
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| f
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(1 row)
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SELECT '' AS "True", f1
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FROM BOOLTBL2
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WHERE f1 IS TRUE;
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True | f1
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------+----
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(0 rows)
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SELECT '' AS "Not False", f1
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FROM BOOLTBL2
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WHERE f1 IS NOT FALSE;
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Not False | f1
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-----------+----
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(0 rows)
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SELECT '' AS "False", f1
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FROM BOOLTBL2
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WHERE f1 IS FALSE;
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False | f1
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-------+----
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| f
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| f
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| f
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| f
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(4 rows)
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SELECT '' AS "Not True", f1
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FROM BOOLTBL2
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WHERE f1 IS NOT TRUE;
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Not True | f1
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----------+----
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| f
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| f
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| f
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| f
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(4 rows)
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--
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-- Clean up
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-- Many tables are retained by the regression test, but these do not seem
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-- particularly useful so just get rid of them for now.
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-- - thomas 1997-11-30
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--
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DROP TABLE BOOLTBL1;
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DROP TABLE BOOLTBL2;
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