61 lines
1.7 KiB
Plaintext
61 lines
1.7 KiB
Plaintext
CREATE TABLE test1 (a int8, b text);
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INSERT INTO test1 VALUES (72057594037927937, 'text');
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CREATE INDEX test1_a_idx ON test1 USING btree (a);
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\x
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SELECT * FROM bt_metap('test1_a_idx');
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-[ RECORD 1 ]-----------+-------
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magic | 340322
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version | 4
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root | 1
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level | 0
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fastroot | 1
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fastlevel | 0
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oldest_xact | 0
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last_cleanup_num_tuples | -1
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SELECT * FROM bt_page_stats('test1_a_idx', 0);
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ERROR: block 0 is a meta page
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SELECT * FROM bt_page_stats('test1_a_idx', 1);
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-[ RECORD 1 ]-+-----
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blkno | 1
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type | l
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live_items | 1
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dead_items | 0
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avg_item_size | 16
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page_size | 8192
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free_size | 8128
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btpo_prev | 0
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btpo_next | 0
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btpo | 0
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btpo_flags | 3
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SELECT * FROM bt_page_stats('test1_a_idx', 2);
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ERROR: block number out of range
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SELECT * FROM bt_page_items('test1_a_idx', 0);
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ERROR: block 0 is a meta page
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SELECT * FROM bt_page_items('test1_a_idx', 1);
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-[ RECORD 1 ]-----------------------
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itemoffset | 1
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ctid | (0,1)
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itemlen | 16
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nulls | f
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vars | f
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data | 01 00 00 00 00 00 00 01
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SELECT * FROM bt_page_items('test1_a_idx', 2);
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ERROR: block number out of range
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SELECT * FROM bt_page_items(get_raw_page('test1_a_idx', 0));
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ERROR: block is a meta page
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SELECT * FROM bt_page_items(get_raw_page('test1_a_idx', 1));
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-[ RECORD 1 ]-----------------------
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itemoffset | 1
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ctid | (0,1)
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itemlen | 16
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nulls | f
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vars | f
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data | 01 00 00 00 00 00 00 01
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SELECT * FROM bt_page_items(get_raw_page('test1_a_idx', 2));
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ERROR: block number 2 is out of range for relation "test1_a_idx"
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DROP TABLE test1;
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