diff options
Diffstat (limited to '')
-rw-r--r-- | contrib/btree_gist/sql/float4.sql | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/contrib/btree_gist/sql/float4.sql b/contrib/btree_gist/sql/float4.sql new file mode 100644 index 0000000..3da1ce9 --- /dev/null +++ b/contrib/btree_gist/sql/float4.sql @@ -0,0 +1,37 @@ +-- float4 check + +CREATE TABLE float4tmp (a float4); + +\copy float4tmp from 'data/float4.data' + +SET enable_seqscan=on; + +SELECT count(*) FROM float4tmp WHERE a < -179.0; + +SELECT count(*) FROM float4tmp WHERE a <= -179.0; + +SELECT count(*) FROM float4tmp WHERE a = -179.0; + +SELECT count(*) FROM float4tmp WHERE a >= -179.0; + +SELECT count(*) FROM float4tmp WHERE a > -179.0; + +SELECT a, a <-> '-179.0' FROM float4tmp ORDER BY a <-> '-179.0' LIMIT 3; + +CREATE INDEX float4idx ON float4tmp USING gist ( a ); + +SET enable_seqscan=off; + +SELECT count(*) FROM float4tmp WHERE a < -179.0::float4; + +SELECT count(*) FROM float4tmp WHERE a <= -179.0::float4; + +SELECT count(*) FROM float4tmp WHERE a = -179.0::float4; + +SELECT count(*) FROM float4tmp WHERE a >= -179.0::float4; + +SELECT count(*) FROM float4tmp WHERE a > -179.0::float4; + +EXPLAIN (COSTS OFF) +SELECT a, a <-> '-179.0' FROM float4tmp ORDER BY a <-> '-179.0' LIMIT 3; +SELECT a, a <-> '-179.0' FROM float4tmp ORDER BY a <-> '-179.0' LIMIT 3; |