-- -- BTREE_INDEX -- test retrieval of min/max keys for each index -- SELECT b.* FROM bt_i4_heap b WHERE b.seqno < 1; seqno | random -------+------------ 0 | 1935401906 (1 row) SELECT b.* FROM bt_i4_heap b WHERE b.seqno >= 9999; seqno | random -------+------------ 9999 | 1227676208 (1 row) SELECT b.* FROM bt_i4_heap b WHERE b.seqno = 4500; seqno | random -------+------------ 4500 | 2080851358 (1 row) SELECT b.* FROM bt_name_heap b WHERE b.seqno < '1'::name; seqno | random -------+------------ 0 | 1935401906 (1 row) SELECT b.* FROM bt_name_heap b WHERE b.seqno >= '9999'::name; seqno | random -------+------------ 9999 | 1227676208 (1 row) SELECT b.* FROM bt_name_heap b WHERE b.seqno = '4500'::name; seqno | random -------+------------ 4500 | 2080851358 (1 row) SELECT b.* FROM bt_txt_heap b WHERE b.seqno < '1'::text; seqno | random -------+------------ 0 | 1935401906 (1 row) SELECT b.* FROM bt_txt_heap b WHERE b.seqno >= '9999'::text; seqno | random -------+------------ 9999 | 1227676208 (1 row) SELECT b.* FROM bt_txt_heap b WHERE b.seqno = '4500'::text; seqno | random -------+------------ 4500 | 2080851358 (1 row) SELECT b.* FROM bt_f8_heap b WHERE b.seqno < '1'::float8; seqno | random -------+------------ 0 | 1935401906 (1 row) SELECT b.* FROM bt_f8_heap b WHERE b.seqno >= '9999'::float8; seqno | random -------+------------ 9999 | 1227676208 (1 row) SELECT b.* FROM bt_f8_heap b WHERE b.seqno = '4500'::float8; seqno | random -------+------------ 4500 | 2080851358 (1 row) -- -- Check correct optimization of LIKE (special index operator support) -- for both indexscan and bitmapscan cases -- set enable_seqscan to false; set enable_indexscan to true; set enable_bitmapscan to false; select proname from pg_proc where proname like E'RI\\_FKey%del' order by 1; proname ------------------------ RI_FKey_cascade_del RI_FKey_noaction_del RI_FKey_restrict_del RI_FKey_setdefault_del RI_FKey_setnull_del (5 rows) set enable_indexscan to false; set enable_bitmapscan to true; select proname from pg_proc where proname like E'RI\\_FKey%del' order by 1; proname ------------------------ RI_FKey_cascade_del RI_FKey_noaction_del RI_FKey_restrict_del RI_FKey_setdefault_del RI_FKey_setnull_del (5 rows)