1CREATE TABLE test1 (a int8, b text); 2INSERT INTO test1 VALUES (72057594037927937, 'text'); 3CREATE INDEX test1_a_idx ON test1 USING btree (a); 4\x 5SELECT * FROM bt_metap('test1_a_idx'); 6-[ RECORD 1 ]-----------+------- 7magic | 340322 8version | 4 9root | 1 10level | 0 11fastroot | 1 12fastlevel | 0 13oldest_xact | 0 14last_cleanup_num_tuples | -1 15allequalimage | t 16 17SELECT * FROM bt_page_stats('test1_a_idx', 0); 18ERROR: block 0 is a meta page 19SELECT * FROM bt_page_stats('test1_a_idx', 1); 20-[ RECORD 1 ]-+----- 21blkno | 1 22type | l 23live_items | 1 24dead_items | 0 25avg_item_size | 16 26page_size | 8192 27free_size | 8128 28btpo_prev | 0 29btpo_next | 0 30btpo | 0 31btpo_flags | 3 32 33SELECT * FROM bt_page_stats('test1_a_idx', 2); 34ERROR: block number out of range 35SELECT * FROM bt_page_items('test1_a_idx', 0); 36ERROR: block 0 is a meta page 37SELECT * FROM bt_page_items('test1_a_idx', 1); 38-[ RECORD 1 ]----------------------- 39itemoffset | 1 40ctid | (0,1) 41itemlen | 16 42nulls | f 43vars | f 44data | 01 00 00 00 00 00 00 01 45dead | f 46htid | (0,1) 47tids | 48 49SELECT * FROM bt_page_items('test1_a_idx', 2); 50ERROR: block number out of range 51SELECT * FROM bt_page_items(get_raw_page('test1_a_idx', 0)); 52ERROR: block is a meta page 53SELECT * FROM bt_page_items(get_raw_page('test1_a_idx', 1)); 54-[ RECORD 1 ]----------------------- 55itemoffset | 1 56ctid | (0,1) 57itemlen | 16 58nulls | f 59vars | f 60data | 01 00 00 00 00 00 00 01 61dead | f 62htid | (0,1) 63tids | 64 65SELECT * FROM bt_page_items(get_raw_page('test1_a_idx', 2)); 66ERROR: block number 2 is out of range for relation "test1_a_idx" 67DROP TABLE test1; 68