mirror of
https://github.com/postgres/postgres.git
synced 2025-06-19 04:21:08 +03:00
config
contrib
adminpack
auth_delay
auto_explain
btree_gin
btree_gist
data
expected
sql
bit.sql
bytea.sql
cash.sql
char.sql
cidr.sql
date.sql
float4.sql
float8.sql
inet.sql
init.sql
int2.sql
int4.sql
int8.sql
interval.sql
macaddr.sql
not_equal.sql
numeric.sql
oid.sql
text.sql
time.sql
timestamp.sql
timestamptz.sql
timetz.sql
varbit.sql
varchar.sql
.gitignore
Makefile
btree_bit.c
btree_bytea.c
btree_cash.c
btree_date.c
btree_float4.c
btree_float8.c
btree_gist--1.0.sql
btree_gist--unpackaged--1.0.sql
btree_gist.c
btree_gist.control
btree_gist.h
btree_inet.c
btree_int2.c
btree_int4.c
btree_int8.c
btree_interval.c
btree_macaddr.c
btree_numeric.c
btree_oid.c
btree_text.c
btree_time.c
btree_ts.c
btree_utils_num.c
btree_utils_num.h
btree_utils_var.c
btree_utils_var.h
chkpass
citext
cube
dblink
dict_int
dict_xsyn
dummy_seclabel
earthdistance
file_fdw
fuzzystrmatch
hstore
intagg
intarray
isn
lo
ltree
oid2name
pageinspect
passwordcheck
pg_archivecleanup
pg_buffercache
pg_freespacemap
pg_standby
pg_stat_statements
pg_test_fsync
pg_test_timing
pg_trgm
pg_upgrade
pg_upgrade_support
pgbench
pgcrypto
pgrowlocks
pgstattuple
seg
sepgsql
spi
sslinfo
start-scripts
tablefunc
tcn
test_parser
tsearch2
unaccent
uuid-ossp
vacuumlo
xml2
Makefile
README
contrib-global.mk
doc
src
.gitignore
COPYRIGHT
GNUmakefile.in
HISTORY
Makefile
README
README.git
aclocal.m4
configure
configure.in
8436489c81
This extends GiST's support for nearest-neighbor searches to many of the standard data types. Teodor Sigaev
38 lines
1.2 KiB
SQL
38 lines
1.2 KiB
SQL
-- interval check
|
|
|
|
CREATE TABLE intervaltmp (a interval);
|
|
|
|
\copy intervaltmp from 'data/interval.data'
|
|
|
|
SET enable_seqscan=on;
|
|
|
|
SELECT count(*) FROM intervaltmp WHERE a < '199 days 21:21:23';
|
|
|
|
SELECT count(*) FROM intervaltmp WHERE a <= '199 days 21:21:23';
|
|
|
|
SELECT count(*) FROM intervaltmp WHERE a = '199 days 21:21:23';
|
|
|
|
SELECT count(*) FROM intervaltmp WHERE a >= '199 days 21:21:23';
|
|
|
|
SELECT count(*) FROM intervaltmp WHERE a > '199 days 21:21:23';
|
|
|
|
SELECT a, a <-> '199 days 21:21:23' FROM intervaltmp ORDER BY a <-> '199 days 21:21:23' LIMIT 3;
|
|
|
|
CREATE INDEX intervalidx ON intervaltmp USING gist ( a );
|
|
|
|
SET enable_seqscan=off;
|
|
|
|
SELECT count(*) FROM intervaltmp WHERE a < '199 days 21:21:23'::interval;
|
|
|
|
SELECT count(*) FROM intervaltmp WHERE a <= '199 days 21:21:23'::interval;
|
|
|
|
SELECT count(*) FROM intervaltmp WHERE a = '199 days 21:21:23'::interval;
|
|
|
|
SELECT count(*) FROM intervaltmp WHERE a >= '199 days 21:21:23'::interval;
|
|
|
|
SELECT count(*) FROM intervaltmp WHERE a > '199 days 21:21:23'::interval;
|
|
|
|
EXPLAIN (COSTS OFF)
|
|
SELECT a, a <-> '199 days 21:21:23' FROM intervaltmp ORDER BY a <-> '199 days 21:21:23' LIMIT 3;
|
|
SELECT a, a <-> '199 days 21:21:23' FROM intervaltmp ORDER BY a <-> '199 days 21:21:23' LIMIT 3;
|