Add sortsupport for gist_btree opclasses, for faster index builds.

Commit 16fa9b2b30 introduced a faster way to build GiST indexes, by
sorting all the data. This commit adds the sortsupport functions needed
to make use of that feature for btree_gist.

Author: Andrey Borodin
Discussion: https://www.postgresql.org/message-id/2F3F7265-0D22-44DB-AD71-8554C743D943@yandex-team.ru

26 files changed, 104 insertions, 0 deletions

diff --git a/contrib/btree_gist/sql/bit.sql b/contrib/btree_gist/sql/bit.sql
index a733042023f..53c67cf77ac 100644
--- a/contrib/btree_gist/sql/bit.sql
+++ b/contrib/btree_gist/sql/bit.sql
@@ -16,7 +16,11 @@ SELECT count(*) FROM bittmp WHERE a >=  '011011000100010111011000110000100';
 
 SELECT count(*) FROM bittmp WHERE a >   '011011000100010111011000110000100';
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX bitidx ON bittmp USING GIST ( a );
+CREATE INDEX bitidx_b ON bittmp USING GIST ( a ) WITH (buffering=on);
+DROP INDEX bitidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/bytea.sql b/contrib/btree_gist/sql/bytea.sql
index 6885f5e56d5..fdfa0c345bd 100644
--- a/contrib/btree_gist/sql/bytea.sql
+++ b/contrib/btree_gist/sql/bytea.sql
@@ -17,7 +17,11 @@ SELECT count(*) FROM byteatmp WHERE a >=  '31b0';
 
 SELECT count(*) FROM byteatmp WHERE a >   '31b0';
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX byteaidx ON byteatmp USING GIST ( a );
+CREATE INDEX byteaidx_b ON byteatmp USING GIST ( a ) WITH (buffering=on);
+DROP INDEX byteaidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/cash.sql b/contrib/btree_gist/sql/cash.sql
index 4526cc4f0aa..0581b3593ef 100644
--- a/contrib/btree_gist/sql/cash.sql
+++ b/contrib/btree_gist/sql/cash.sql
@@ -18,7 +18,11 @@ SELECT count(*) FROM moneytmp WHERE a >  '22649.64';
 
 SELECT a, a <-> '21472.79' FROM moneytmp ORDER BY a <-> '21472.79' LIMIT 3;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX moneyidx ON moneytmp USING gist ( a );
+CREATE INDEX moneyidx_b ON moneytmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX moneyidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/char.sql b/contrib/btree_gist/sql/char.sql
index f6eb52e6724..234eabee3b8 100644
--- a/contrib/btree_gist/sql/char.sql
+++ b/contrib/btree_gist/sql/char.sql
@@ -16,7 +16,11 @@ SELECT count(*) FROM chartmp WHERE a >=  '31b0'::char(32);
 
 SELECT count(*) FROM chartmp WHERE a >   '31b0'::char(32);
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX charidx ON chartmp USING GIST ( a );
+CREATE INDEX charidx_b ON chartmp USING GIST ( a ) WITH (buffering=on);
+DROP INDEX charidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/cidr.sql b/contrib/btree_gist/sql/cidr.sql
index 9bd77185b96..be2d22b079a 100644
--- a/contrib/btree_gist/sql/cidr.sql
+++ b/contrib/btree_gist/sql/cidr.sql
@@ -15,7 +15,11 @@ SELECT count(*) FROM cidrtmp WHERE a >= '121.111.63.82';
 
 SELECT count(*) FROM cidrtmp WHERE a >  '121.111.63.82';
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX cidridx ON cidrtmp USING gist ( a );
+CREATE INDEX cidridx_b ON cidrtmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX cidridx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/date.sql b/contrib/btree_gist/sql/date.sql
index f969ef0a08c..f007402bacc 100644
--- a/contrib/btree_gist/sql/date.sql
+++ b/contrib/btree_gist/sql/date.sql
@@ -18,7 +18,11 @@ SELECT count(*) FROM datetmp WHERE a >  '2001-02-13';
 
 SELECT a, a <-> '2001-02-13' FROM datetmp ORDER BY a <-> '2001-02-13' LIMIT 3;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX dateidx ON datetmp USING gist ( a );
+CREATE INDEX dateidx_b ON datetmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX dateidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/enum.sql b/contrib/btree_gist/sql/enum.sql
index 476211e9795..d6dbcb42392 100644
--- a/contrib/btree_gist/sql/enum.sql
+++ b/contrib/btree_gist/sql/enum.sql
@@ -20,7 +20,11 @@ SELECT count(*) FROM enumtmp WHERE a >= 'g'::rainbow;
 
 SELECT count(*) FROM enumtmp WHERE a >  'g'::rainbow;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX enumidx ON enumtmp USING gist ( a );
+CREATE INDEX enumidx_b ON enumtmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX enumidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/float4.sql b/contrib/btree_gist/sql/float4.sql
index 3da1ce953c8..0e3eb49343f 100644
--- a/contrib/btree_gist/sql/float4.sql
+++ b/contrib/btree_gist/sql/float4.sql
@@ -18,7 +18,11 @@ SELECT count(*) FROM float4tmp WHERE a >  -179.0;
 
 SELECT a, a <-> '-179.0' FROM float4tmp ORDER BY a <-> '-179.0' LIMIT 3;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX float4idx ON float4tmp USING gist ( a );
+CREATE INDEX float4idx_b ON float4tmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX float4idx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/float8.sql b/contrib/btree_gist/sql/float8.sql
index e1e819b37f9..6a216dd6065 100644
--- a/contrib/btree_gist/sql/float8.sql
+++ b/contrib/btree_gist/sql/float8.sql
@@ -18,7 +18,11 @@ SELECT count(*) FROM float8tmp WHERE a >  -1890.0;
 
 SELECT a, a <-> '-1890.0' FROM float8tmp ORDER BY a <-> '-1890.0' LIMIT 3;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX float8idx ON float8tmp USING gist ( a );
+CREATE INDEX float8idx_b ON float8tmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX float8idx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/inet.sql b/contrib/btree_gist/sql/inet.sql
index 4b8d354b00e..0339c853d38 100644
--- a/contrib/btree_gist/sql/inet.sql
+++ b/contrib/btree_gist/sql/inet.sql
@@ -16,7 +16,11 @@ SELECT count(*) FROM inettmp WHERE a >= '89.225.196.191';
 
 SELECT count(*) FROM inettmp WHERE a >  '89.225.196.191';
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX inetidx ON inettmp USING gist ( a );
+CREATE INDEX inetidx_b ON inettmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX inetidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/int2.sql b/contrib/btree_gist/sql/int2.sql
index 988518795fc..bf98ac65f83 100644
--- a/contrib/btree_gist/sql/int2.sql
+++ b/contrib/btree_gist/sql/int2.sql
@@ -18,7 +18,11 @@ SELECT count(*) FROM int2tmp WHERE a >  237;
 
 SELECT a, a <-> '237' FROM int2tmp ORDER BY a <-> '237' LIMIT 3;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX int2idx ON int2tmp USING gist ( a );
+CREATE INDEX int2idx_b ON int2tmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX int2idx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/int4.sql b/contrib/btree_gist/sql/int4.sql
index 659ab5ee24b..214993314af 100644
--- a/contrib/btree_gist/sql/int4.sql
+++ b/contrib/btree_gist/sql/int4.sql
@@ -18,7 +18,11 @@ SELECT count(*) FROM int4tmp WHERE a >  237;
 
 SELECT a, a <-> '237' FROM int4tmp ORDER BY a <-> '237' LIMIT 3;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX int4idx ON int4tmp USING gist ( a );
+CREATE INDEX int4idx_b ON int4tmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX int4idx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/int8.sql b/contrib/btree_gist/sql/int8.sql
index 51e55e9c14b..8a6c2a4bfd1 100644
--- a/contrib/btree_gist/sql/int8.sql
+++ b/contrib/btree_gist/sql/int8.sql
@@ -18,7 +18,11 @@ SELECT count(*) FROM int8tmp WHERE a >  464571291354841;
 
 SELECT a, a <-> '464571291354841' FROM int8tmp ORDER BY a <-> '464571291354841' LIMIT 3;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX int8idx ON int8tmp USING gist ( a );
+CREATE INDEX int8idx_b ON int8tmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX int8idx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/interval.sql b/contrib/btree_gist/sql/interval.sql
index 346d6adcb51..6f9b1d4a39a 100644
--- a/contrib/btree_gist/sql/interval.sql
+++ b/contrib/btree_gist/sql/interval.sql
@@ -18,7 +18,11 @@ 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;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX intervalidx ON intervaltmp USING gist ( a );
+CREATE INDEX intervalidx_b ON intervaltmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX intervalidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/macaddr.sql b/contrib/btree_gist/sql/macaddr.sql
index 85c271f7ce3..bccfc820ca4 100644
--- a/contrib/btree_gist/sql/macaddr.sql
+++ b/contrib/btree_gist/sql/macaddr.sql
@@ -16,7 +16,11 @@ SELECT count(*) FROM macaddrtmp WHERE a >= '22:00:5c:e5:9b:0d';
 
 SELECT count(*) FROM macaddrtmp WHERE a >  '22:00:5c:e5:9b:0d';
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX macaddridx ON macaddrtmp USING gist ( a );
+CREATE INDEX macaddridx_b ON macaddrtmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX macaddridx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/macaddr8.sql b/contrib/btree_gist/sql/macaddr8.sql
index 61e7d7af405..2d0447a777b 100644
--- a/contrib/btree_gist/sql/macaddr8.sql
+++ b/contrib/btree_gist/sql/macaddr8.sql
@@ -16,7 +16,11 @@ SELECT count(*) FROM macaddr8tmp WHERE a >= '22:00:5c:e5:9b:0d';
 
 SELECT count(*) FROM macaddr8tmp WHERE a >  '22:00:5c:e5:9b:0d';
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX macaddr8idx ON macaddr8tmp USING gist ( a );
+CREATE INDEX macaddr8idx_b ON macaddr8tmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX macaddr8idx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/numeric.sql b/contrib/btree_gist/sql/numeric.sql
index dbb2f2f1838..55ecbcdadc5 100644
--- a/contrib/btree_gist/sql/numeric.sql
+++ b/contrib/btree_gist/sql/numeric.sql
@@ -40,7 +40,11 @@ SELECT count(*) FROM numerictmp WHERE a >= 0 ;
 SELECT count(*) FROM numerictmp WHERE a >  0 ;
 
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX numericidx ON numerictmp USING gist ( a );
+CREATE INDEX numericidx_b ON numerictmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX numericidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/oid.sql b/contrib/btree_gist/sql/oid.sql
index c9358234ce9..bc9ee0cba34 100644
--- a/contrib/btree_gist/sql/oid.sql
+++ b/contrib/btree_gist/sql/oid.sql
@@ -15,7 +15,11 @@ SELECT count(*) FROM oidtmp WHERE oid >= 17;
 
 SELECT count(*) FROM oidtmp WHERE oid >  17;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX oididx ON oidtmp USING gist ( oid );
+CREATE INDEX oididx_b ON oidtmp USING gist ( oid ) WITH (buffering=on);
+DROP INDEX oididx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/text.sql b/contrib/btree_gist/sql/text.sql
index 46597e731d6..52705a216d1 100644
--- a/contrib/btree_gist/sql/text.sql
+++ b/contrib/btree_gist/sql/text.sql
@@ -17,7 +17,11 @@ SELECT count(*) FROM texttmp WHERE a >=  '31b0';
 
 SELECT count(*) FROM texttmp WHERE a >   '31b0';
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX textidx ON texttmp USING GIST ( a );
+CREATE INDEX textidx_b ON texttmp USING GIST ( a ) WITH (buffering=on);
+DROP INDEX textidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/time.sql b/contrib/btree_gist/sql/time.sql
index 6104e7f61c8..61239452131 100644
--- a/contrib/btree_gist/sql/time.sql
+++ b/contrib/btree_gist/sql/time.sql
@@ -18,7 +18,11 @@ SELECT count(*) FROM timetmp WHERE a >  '10:57:11';
 
 SELECT a, a <-> '10:57:11' FROM timetmp ORDER BY a <-> '10:57:11' LIMIT 3;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX timeidx ON timetmp USING gist ( a );
+CREATE INDEX timeidx_b ON timetmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX timeidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/timestamp.sql b/contrib/btree_gist/sql/timestamp.sql
index 95effebfc47..66a14f5ae51 100644
--- a/contrib/btree_gist/sql/timestamp.sql
+++ b/contrib/btree_gist/sql/timestamp.sql
@@ -18,7 +18,11 @@ SELECT count(*) FROM timestamptmp WHERE a >  '2004-10-26 08:55:08';
 
 SELECT a, a <-> '2004-10-26 08:55:08' FROM timestamptmp ORDER BY a <-> '2004-10-26 08:55:08' LIMIT 3;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX timestampidx ON timestamptmp USING gist ( a );
+CREATE INDEX timestampidx_b ON timestamptmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX timestampidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/timestamptz.sql b/contrib/btree_gist/sql/timestamptz.sql
index f70caa4a649..2a92f63fc4a 100644
--- a/contrib/btree_gist/sql/timestamptz.sql
+++ b/contrib/btree_gist/sql/timestamptz.sql
@@ -39,7 +39,11 @@ SELECT count(*) FROM timestamptztmp WHERE a >  '2018-12-18 10:59:54 GMT+4';
 
 SELECT a, a <-> '2018-12-18 10:59:54 GMT+2' FROM timestamptztmp ORDER BY a <-> '2018-12-18 10:59:54 GMT+2' LIMIT 3;
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX timestamptzidx ON timestamptztmp USING gist ( a );
+CREATE INDEX timestamptzidx_b ON timestamptztmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX timestamptzidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/timetz.sql b/contrib/btree_gist/sql/timetz.sql
index 2fb725db747..bc79d134b8f 100644
--- a/contrib/btree_gist/sql/timetz.sql
+++ b/contrib/btree_gist/sql/timetz.sql
@@ -42,7 +42,11 @@ INSERT INTO timetzcmp (r_id,a) SELECT 25,count(*) FROM timetztmp WHERE a >  '07:
 
 
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX timetzidx ON timetztmp USING gist ( a );
+CREATE INDEX timetzidx_b ON timetztmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX timetzidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/uuid.sql b/contrib/btree_gist/sql/uuid.sql
index 3f7ad764e2d..7771bc0d828 100644
--- a/contrib/btree_gist/sql/uuid.sql
+++ b/contrib/btree_gist/sql/uuid.sql
@@ -16,7 +16,11 @@ SELECT count(*) FROM uuidtmp WHERE a >= '55e65ca2-4136-4a4b-ba78-cd3fe4678203';
 
 SELECT count(*) FROM uuidtmp WHERE a >  '55e65ca2-4136-4a4b-ba78-cd3fe4678203';
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX uuididx ON uuidtmp USING gist ( a );
+CREATE INDEX uuididx_b ON uuidtmp USING gist ( a ) WITH (buffering=on);
+DROP INDEX uuididx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/varbit.sql b/contrib/btree_gist/sql/varbit.sql
index e2a33b5a1b0..6d8243572bf 100644
--- a/contrib/btree_gist/sql/varbit.sql
+++ b/contrib/btree_gist/sql/varbit.sql
@@ -16,7 +16,11 @@ SELECT count(*) FROM varbittmp WHERE a >=  '1110100111010';
 
 SELECT count(*) FROM varbittmp WHERE a >   '1110100111010';
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX varbitidx ON varbittmp USING GIST ( a );
+CREATE INDEX varbitidx_b ON varbittmp USING GIST ( a ) WITH (buffering=on);
+DROP INDEX varbitidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;
 
diff --git a/contrib/btree_gist/sql/varchar.sql b/contrib/btree_gist/sql/varchar.sql
index 8087a17704e..59b77e0983c 100644
--- a/contrib/btree_gist/sql/varchar.sql
+++ b/contrib/btree_gist/sql/varchar.sql
@@ -16,7 +16,11 @@ SELECT count(*) FROM vchartmp WHERE a >=  '31b0'::varchar(32);
 
 SELECT count(*) FROM vchartmp WHERE a >   '31b0'::varchar(32);
 
+SET client_min_messages = DEBUG1;
 CREATE INDEX vcharidx ON vchartmp USING GIST ( text(a) );
+CREATE INDEX vcharidx_b ON vchartmp USING GIST ( text(a) ) WITH (buffering=on);
+DROP INDEX vcharidx_b;
+RESET client_min_messages;
 
 SET enable_seqscan=off;