diff options
Diffstat (limited to 'contrib/btree_gist/sql/enum.sql')
-rw-r--r-- | contrib/btree_gist/sql/enum.sql | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/contrib/btree_gist/sql/enum.sql b/contrib/btree_gist/sql/enum.sql new file mode 100644 index 0000000..476211e --- /dev/null +++ b/contrib/btree_gist/sql/enum.sql @@ -0,0 +1,38 @@ +-- enum check + +create type rainbow as enum ('r','o','y','g','b','i','v'); + +CREATE TABLE enumtmp (a rainbow); + +\copy enumtmp from 'data/enum.data' + +SET enable_seqscan=on; + +select a, count(*) from enumtmp group by a order by 1; + +SELECT count(*) FROM enumtmp WHERE a < 'g'::rainbow; + +SELECT count(*) FROM enumtmp WHERE a <= 'g'::rainbow; + +SELECT count(*) FROM enumtmp WHERE a = 'g'::rainbow; + +SELECT count(*) FROM enumtmp WHERE a >= 'g'::rainbow; + +SELECT count(*) FROM enumtmp WHERE a > 'g'::rainbow; + +CREATE INDEX enumidx ON enumtmp USING gist ( a ); + +SET enable_seqscan=off; + +SELECT count(*) FROM enumtmp WHERE a < 'g'::rainbow; + +SELECT count(*) FROM enumtmp WHERE a <= 'g'::rainbow; + +SELECT count(*) FROM enumtmp WHERE a = 'g'::rainbow; + +SELECT count(*) FROM enumtmp WHERE a >= 'g'::rainbow; + +SELECT count(*) FROM enumtmp WHERE a > 'g'::rainbow; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM enumtmp WHERE a >= 'g'::rainbow; |