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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:19:15 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:19:15 +0000 |
commit | 6eb9c5a5657d1fe77b55cc261450f3538d35a94d (patch) | |
tree | 657d8194422a5daccecfd42d654b8a245ef7b4c8 /contrib/pageinspect/sql/hash.sql | |
parent | Initial commit. (diff) | |
download | postgresql-13-upstream.tar.xz postgresql-13-upstream.zip |
Adding upstream version 13.4.upstream/13.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'contrib/pageinspect/sql/hash.sql')
-rw-r--r-- | contrib/pageinspect/sql/hash.sql | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/contrib/pageinspect/sql/hash.sql b/contrib/pageinspect/sql/hash.sql new file mode 100644 index 0000000..87ee549 --- /dev/null +++ b/contrib/pageinspect/sql/hash.sql @@ -0,0 +1,80 @@ +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 magic, version, ntuples, bsize, bmsize, bmshift, maxbucket, highmask, +lowmask, ovflpoint, firstfree, nmaps, procid, spares, mapp FROM +hash_metapage_info(get_raw_page('test_hash_a_idx', 0)); + +SELECT magic, version, ntuples, bsize, bmsize, bmshift, maxbucket, highmask, +lowmask, ovflpoint, firstfree, nmaps, procid, spares, mapp FROM +hash_metapage_info(get_raw_page('test_hash_a_idx', 1)); + +SELECT magic, version, ntuples, bsize, bmsize, bmshift, maxbucket, highmask, +lowmask, ovflpoint, firstfree, nmaps, procid, spares, mapp FROM +hash_metapage_info(get_raw_page('test_hash_a_idx', 2)); + +SELECT magic, version, ntuples, bsize, bmsize, bmshift, maxbucket, highmask, +lowmask, ovflpoint, firstfree, nmaps, procid, spares, mapp FROM +hash_metapage_info(get_raw_page('test_hash_a_idx', 3)); + +SELECT magic, version, ntuples, bsize, bmsize, bmshift, maxbucket, highmask, +lowmask, ovflpoint, firstfree, nmaps, procid, spares, mapp FROM +hash_metapage_info(get_raw_page('test_hash_a_idx', 4)); + +SELECT magic, version, ntuples, bsize, bmsize, bmshift, maxbucket, highmask, +lowmask, ovflpoint, firstfree, nmaps, procid, spares, mapp FROM +hash_metapage_info(get_raw_page('test_hash_a_idx', 5)); + +SELECT live_items, dead_items, page_size, hasho_prevblkno, hasho_nextblkno, +hasho_bucket, hasho_flag, hasho_page_id FROM +hash_page_stats(get_raw_page('test_hash_a_idx', 0)); + +SELECT live_items, dead_items, page_size, hasho_prevblkno, hasho_nextblkno, +hasho_bucket, hasho_flag, hasho_page_id FROM +hash_page_stats(get_raw_page('test_hash_a_idx', 1)); + +SELECT live_items, dead_items, page_size, hasho_prevblkno, hasho_nextblkno, +hasho_bucket, hasho_flag, hasho_page_id FROM +hash_page_stats(get_raw_page('test_hash_a_idx', 2)); + +SELECT live_items, dead_items, page_size, hasho_prevblkno, hasho_nextblkno, +hasho_bucket, hasho_flag, hasho_page_id FROM +hash_page_stats(get_raw_page('test_hash_a_idx', 3)); + +SELECT live_items, dead_items, page_size, hasho_prevblkno, hasho_nextblkno, +hasho_bucket, hasho_flag, hasho_page_id FROM +hash_page_stats(get_raw_page('test_hash_a_idx', 4)); + +SELECT live_items, dead_items, page_size, hasho_prevblkno, hasho_nextblkno, +hasho_bucket, hasho_flag, hasho_page_id 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; |