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postgres/contrib/pageinspect/sql/hash.sql

50 lines
2.1 KiB

CREATE TABLE test_hash (a int, b text);
INSERT INTO test_hash VALUES (1, 'one');
CREATE INDEX test_hash_a_idx ON test_hash USING hash (a);
\x
SELECT hash_page_type(get_raw_page('test_hash_a_idx', 0));
SELECT hash_page_type(get_raw_page('test_hash_a_idx', 1));
SELECT hash_page_type(get_raw_page('test_hash_a_idx', 2));
SELECT hash_page_type(get_raw_page('test_hash_a_idx', 3));
SELECT hash_page_type(get_raw_page('test_hash_a_idx', 4));
SELECT hash_page_type(get_raw_page('test_hash_a_idx', 5));
SELECT hash_page_type(get_raw_page('test_hash_a_idx', 6));
SELECT * FROM hash_bitmap_info('test_hash_a_idx', 0);
SELECT * FROM hash_bitmap_info('test_hash_a_idx', 1);
SELECT * FROM hash_bitmap_info('test_hash_a_idx', 2);
SELECT * FROM hash_bitmap_info('test_hash_a_idx', 3);
SELECT * FROM hash_bitmap_info('test_hash_a_idx', 4);
SELECT * FROM hash_bitmap_info('test_hash_a_idx', 5);
SELECT * FROM hash_metapage_info(get_raw_page('test_hash_a_idx', 0));
SELECT * FROM hash_metapage_info(get_raw_page('test_hash_a_idx', 1));
SELECT * FROM hash_metapage_info(get_raw_page('test_hash_a_idx', 2));
SELECT * FROM hash_metapage_info(get_raw_page('test_hash_a_idx', 3));
SELECT * FROM hash_metapage_info(get_raw_page('test_hash_a_idx', 4));
SELECT * FROM hash_metapage_info(get_raw_page('test_hash_a_idx', 5));
SELECT * FROM hash_page_stats(get_raw_page('test_hash_a_idx', 0));
SELECT * FROM hash_page_stats(get_raw_page('test_hash_a_idx', 1));
SELECT * FROM hash_page_stats(get_raw_page('test_hash_a_idx', 2));
SELECT * FROM hash_page_stats(get_raw_page('test_hash_a_idx', 3));
SELECT * FROM hash_page_stats(get_raw_page('test_hash_a_idx', 4));
SELECT * FROM hash_page_stats(get_raw_page('test_hash_a_idx', 5));
SELECT * FROM hash_page_items(get_raw_page('test_hash_a_idx', 0));
SELECT * FROM hash_page_items(get_raw_page('test_hash_a_idx', 1));
SELECT * FROM hash_page_items(get_raw_page('test_hash_a_idx', 2));
SELECT * FROM hash_page_items(get_raw_page('test_hash_a_idx', 3));
SELECT * FROM hash_page_items(get_raw_page('test_hash_a_idx', 4));
SELECT * FROM hash_page_items(get_raw_page('test_hash_a_idx', 5));
DROP TABLE test_hash;