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contrib/btree_gin/expected/float8.out
93 строки
1 KB
Tom Lane
Add more cross-type comparisons to contrib/btree_gin.
03 июл 2025, 23:30
03 июл 2025, 23:30
fc89682
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set enable_seqscan=off; CREATE TABLE test_float8 ( i float8 ); INSERT INTO test_float8 VALUES (-2),(-1),(0),(1),(2),(3); CREATE INDEX idx_float8 ON test_float8 USING gin (i); SELECT * FROM test_float8 WHERE i<1::float8 ORDER BY i; i ---- -2 -1 0 (3 rows) SELECT * FROM test_float8 WHERE i<=1::float8 ORDER BY i; i ---- -2 -1 0 1 (4 rows) SELECT * FROM test_float8 WHERE i=1::float8 ORDER BY i; i --- 1 (1 row) SELECT * FROM test_float8 WHERE i>=1::float8 ORDER BY i; i --- 1 2 3 (3 rows) SELECT * FROM test_float8 WHERE i>1::float8 ORDER BY i; i --- 2 3 (2 rows) explain (costs off) SELECT * FROM test_float8 WHERE i<1::float4 ORDER BY i; QUERY PLAN --------------------------------------------- Sort Sort Key: i -> Bitmap Heap Scan on test_float8 Recheck Cond: (i < '1'::real) -> Bitmap Index Scan on idx_float8 Index Cond: (i < '1'::real) (6 rows) SELECT * FROM test_float8 WHERE i<1::float4 ORDER BY i; i ---- -2 -1 0 (3 rows) SELECT * FROM test_float8 WHERE i<=1::float4 ORDER BY i; i ---- -2 -1 0 1 (4 rows) SELECT * FROM test_float8 WHERE i=1::float4 ORDER BY i; i --- 1 (1 row) SELECT * FROM test_float8 WHERE i>=1::float4 ORDER BY i; i --- 1 2 3 (3 rows) SELECT * FROM test_float8 WHERE i>1::float4 ORDER BY i; i --- 2 3 (2 rows)