8 files changed, 117 insertions, 40 deletions
diff --git a/src/test/regress/sql/foreign_key.sql b/src/test/regress/sql/foreign_key.sql
index 8159e363022..cfcecb4e911 100644
--- a/src/test/regress/sql/foreign_key.sql
+++ b/src/test/regress/sql/foreign_key.sql
@@ -1389,22 +1389,44 @@ WHERE conrelid::regclass::text like 'fk_partitioned_fk%' ORDER BY oid::regclass:
 
 DROP TABLE fk_partitioned_fk, fk_notpartitioned_pk;
 
--- NOT VALID foreign key on a non-partitioned table referencing a partitioned table
+-- NOT VALID and NOT ENFORCED foreign key on a non-partitioned table
+-- referencing a partitioned table
 CREATE TABLE fk_partitioned_pk (a int, b int, PRIMARY KEY (a, b)) PARTITION BY RANGE (a, b);
 CREATE TABLE fk_partitioned_pk_1 PARTITION OF fk_partitioned_pk FOR VALUES FROM (0,0) TO (1000,1000);
+CREATE TABLE fk_partitioned_pk_2 PARTITION OF fk_partitioned_pk FOR VALUES FROM (1000,1000) TO (2000,2000);
 CREATE TABLE fk_notpartitioned_fk (b int, a int);
-ALTER TABLE fk_notpartitioned_fk ADD FOREIGN KEY (a, b) REFERENCES fk_partitioned_pk NOT VALID;
-
--- Constraint will be invalid.
-SELECT conname, convalidated FROM pg_constraint
+INSERT INTO fk_partitioned_pk VALUES(100,100), (1000,1000);
+INSERT INTO fk_notpartitioned_fk VALUES(100,100), (1000,1000);
+ALTER TABLE fk_notpartitioned_fk ADD CONSTRAINT fk_notpartitioned_fk_a_b_fkey
+	FOREIGN KEY (a, b) REFERENCES fk_partitioned_pk NOT VALID;
+ALTER TABLE fk_notpartitioned_fk ADD CONSTRAINT fk_notpartitioned_fk_a_b_fkey2
+	FOREIGN KEY (a, b) REFERENCES fk_partitioned_pk NOT ENFORCED;
+
+-- All constraints will be invalid, and _fkey2 constraints will not be enforced.
+SELECT conname, conenforced, convalidated FROM pg_constraint
 WHERE conrelid = 'fk_notpartitioned_fk'::regclass ORDER BY oid::regclass::text;
 
 ALTER TABLE fk_notpartitioned_fk VALIDATE CONSTRAINT fk_notpartitioned_fk_a_b_fkey;
+ALTER TABLE fk_notpartitioned_fk ALTER CONSTRAINT fk_notpartitioned_fk_a_b_fkey2 ENFORCED;
 
--- All constraints are now valid.
-SELECT conname, convalidated FROM pg_constraint
+-- All constraints are now valid and enforced.
+SELECT conname, conenforced, convalidated FROM pg_constraint
 WHERE conrelid = 'fk_notpartitioned_fk'::regclass ORDER BY oid::regclass::text;
 
+-- test a self-referential FK
+ALTER TABLE fk_partitioned_pk ADD CONSTRAINT selffk FOREIGN KEY (a, b) REFERENCES fk_partitioned_pk NOT VALID;
+CREATE TABLE fk_partitioned_pk_3 PARTITION OF fk_partitioned_pk FOR VALUES FROM (2000,2000) TO (3000,3000)
+  PARTITION BY RANGE (a);
+CREATE TABLE fk_partitioned_pk_3_1 PARTITION OF fk_partitioned_pk_3 FOR VALUES FROM (2000) TO (2100);
+SELECT conname, conenforced, convalidated FROM pg_constraint
+WHERE conrelid = 'fk_partitioned_pk'::regclass AND contype = 'f'
+ORDER BY oid::regclass::text;
+ALTER TABLE fk_partitioned_pk_2 VALIDATE CONSTRAINT selffk;
+ALTER TABLE fk_partitioned_pk VALIDATE CONSTRAINT selffk;
+SELECT conname, conenforced, convalidated FROM pg_constraint
+WHERE conrelid = 'fk_partitioned_pk'::regclass AND contype = 'f'
+ORDER BY oid::regclass::text;
+
 DROP TABLE fk_notpartitioned_fk, fk_partitioned_pk;
 
 -- Test some other exotic foreign key features: MATCH SIMPLE, ON UPDATE/DELETE
diff --git a/src/test/regress/sql/horology.sql b/src/test/regress/sql/horology.sql
index 1310b432773..8978249a5dc 100644
--- a/src/test/regress/sql/horology.sql
+++ b/src/test/regress/sql/horology.sql
@@ -102,6 +102,10 @@ SELECT date 'J J 1520447';
 SELECT timestamp with time zone 'Y2001M12D27H04M05S06.789+08';
 SELECT timestamp with time zone 'Y2001M12D27H04MM05S06.789-08';
 
+-- More examples we used to accept and should not
+SELECT timestamp with time zone 'J2452271 T X03456-08';
+SELECT timestamp with time zone 'J2452271 T X03456.001e6-08';
+
 -- conflicting fields should throw errors
 SELECT date '1995-08-06 epoch';
 SELECT date '1995-08-06 infinity';
diff --git a/src/test/regress/sql/merge.sql b/src/test/regress/sql/merge.sql
index f7a19c0e7dd..2660b19f238 100644
--- a/src/test/regress/sql/merge.sql
+++ b/src/test/regress/sql/merge.sql
@@ -1722,6 +1722,55 @@ WHEN MATCHED THEN DELETE;
 
 SELECT * FROM new_measurement ORDER BY city_id, logdate;
 
+-- MERGE into inheritance root table
+DROP TRIGGER insert_measurement_trigger ON measurement;
+ALTER TABLE measurement ADD CONSTRAINT mcheck CHECK (city_id = 0) NO INHERIT;
+
+EXPLAIN (COSTS OFF)
+MERGE INTO measurement m
+ USING (VALUES (1, '01-17-2007'::date)) nm(city_id, logdate) ON
+      (m.city_id = nm.city_id and m.logdate=nm.logdate)
+WHEN NOT MATCHED THEN INSERT
+     (city_id, logdate, peaktemp, unitsales)
+   VALUES (city_id - 1, logdate, 25, 100);
+
+BEGIN;
+MERGE INTO measurement m
+ USING (VALUES (1, '01-17-2007'::date)) nm(city_id, logdate) ON
+      (m.city_id = nm.city_id and m.logdate=nm.logdate)
+WHEN NOT MATCHED THEN INSERT
+     (city_id, logdate, peaktemp, unitsales)
+   VALUES (city_id - 1, logdate, 25, 100);
+SELECT * FROM ONLY measurement ORDER BY city_id, logdate;
+ROLLBACK;
+
+ALTER TABLE measurement ENABLE ROW LEVEL SECURITY;
+ALTER TABLE measurement FORCE ROW LEVEL SECURITY;
+CREATE POLICY measurement_p ON measurement USING (peaktemp IS NOT NULL);
+
+MERGE INTO measurement m
+ USING (VALUES (1, '01-17-2007'::date)) nm(city_id, logdate) ON
+      (m.city_id = nm.city_id and m.logdate=nm.logdate)
+WHEN NOT MATCHED THEN INSERT
+     (city_id, logdate, peaktemp, unitsales)
+   VALUES (city_id - 1, logdate, NULL, 100); -- should fail
+
+MERGE INTO measurement m
+ USING (VALUES (1, '01-17-2007'::date)) nm(city_id, logdate) ON
+      (m.city_id = nm.city_id and m.logdate=nm.logdate)
+WHEN NOT MATCHED THEN INSERT
+     (city_id, logdate, peaktemp, unitsales)
+   VALUES (city_id - 1, logdate, 25, 100); -- ok
+SELECT * FROM ONLY measurement ORDER BY city_id, logdate;
+
+MERGE INTO measurement m
+ USING (VALUES (1, '01-18-2007'::date)) nm(city_id, logdate) ON
+      (m.city_id = nm.city_id and m.logdate=nm.logdate)
+WHEN NOT MATCHED THEN INSERT
+     (city_id, logdate, peaktemp, unitsales)
+   VALUES (city_id - 1, logdate, 25, 200)
+RETURNING merge_action(), m.*;
+
 DROP TABLE measurement, new_measurement CASCADE;
 DROP FUNCTION measurement_insert_trigger();
 
diff --git a/src/test/regress/sql/misc_functions.sql b/src/test/regress/sql/misc_functions.sql
index 5f9c77512d1..23792c4132a 100644
--- a/src/test/regress/sql/misc_functions.sql
+++ b/src/test/regress/sql/misc_functions.sql
@@ -400,9 +400,9 @@ SELECT pg_column_toast_chunk_id(a) IS NULL,
 DROP TABLE test_chunk_id;
 DROP FUNCTION explain_mask_costs(text, bool, bool, bool, bool);
 
--- test stratnum support functions
-SELECT gist_stratnum_common(7);
-SELECT gist_stratnum_common(3);
+-- test stratnum translation support functions
+SELECT gist_translate_cmptype_common(7);
+SELECT gist_translate_cmptype_common(3);
 
 
 -- relpath tests
diff --git a/src/test/regress/sql/partition_prune.sql b/src/test/regress/sql/partition_prune.sql
index f6db9479f54..d93c0c03bab 100644
--- a/src/test/regress/sql/partition_prune.sql
+++ b/src/test/regress/sql/partition_prune.sql
@@ -1371,12 +1371,12 @@ create view part_abc_view as select * from part_abc where b <> 'a' with check op
 prepare update_part_abc_view as update part_abc_view set b = $2 where a = $1 returning *;
 -- Only the unpruned partition should be shown in the list of relations to be
 -- updated
-explain (costs off) execute update_part_abc_view (1, 'd');
+explain (verbose, costs off) execute update_part_abc_view (1, 'd');
 execute update_part_abc_view (1, 'd');
-explain (costs off) execute update_part_abc_view (2, 'a');
+explain (verbose, costs off) execute update_part_abc_view (2, 'a');
 execute update_part_abc_view (2, 'a');
 -- All pruned.
-explain (costs off) execute update_part_abc_view (3, 'a');
+explain (verbose, costs off) execute update_part_abc_view (3, 'a');
 execute update_part_abc_view (3, 'a');
 deallocate update_part_abc_view;
 
diff --git a/src/test/regress/sql/strings.sql b/src/test/regress/sql/strings.sql
index f7b325baadf..2577a42987d 100644
--- a/src/test/regress/sql/strings.sql
+++ b/src/test/regress/sql/strings.sql
@@ -197,6 +197,26 @@ SELECT 'abcd\efg' SIMILAR TO '_bcd\%' ESCAPE '' AS true;
 SELECT 'abcdefg' SIMILAR TO '_bcd%' ESCAPE NULL AS null;
 SELECT 'abcdefg' SIMILAR TO '_bcd#%' ESCAPE '##' AS error;
 
+-- Characters that should be left alone in character classes when a
+-- SIMILAR TO regexp pattern is converted to POSIX style.
+-- Underscore "_"
+EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '_[_[:alpha:]_]_';
+-- Percentage "%"
+EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '%[%[:alnum:]%]%';
+-- Dot "."
+EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '.[.[:alnum:].].';
+-- Dollar "$"
+EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '$[$[:alnum:]$]$';
+-- Opening parenthesis "("
+EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '()[([:alnum:](]()';
+-- Caret "^"
+EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '^[^[:alnum:]^[^^][[^^]][\^][[\^]]\^]^';
+-- Closing square bracket "]" at the beginning of character class
+EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '[]%][^]%][^%]%';
+-- Closing square bracket effective after two carets at the beginning
+-- of character class.
+EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '[^^]^';
+
 -- Test backslash escapes in regexp_replace's replacement string
 SELECT regexp_replace('1112223333', E'(\\d{3})(\\d{3})(\\d{4})', E'(\\1) \\2-\\3');
 SELECT regexp_replace('foobarrbazz', E'(.)\\1', E'X\\&Y', 'g');
diff --git a/src/test/regress/sql/sysviews.sql b/src/test/regress/sql/sysviews.sql
index d0917b6868e..66179f026b3 100644
--- a/src/test/regress/sql/sysviews.sql
+++ b/src/test/regress/sql/sysviews.sql
@@ -101,21 +101,3 @@ select count(distinct utc_offset) >= 24 as ok from pg_timezone_abbrevs;
 -- One specific case we can check without much fear of breakage
 -- is the historical local-mean-time value used for America/Los_Angeles.
 select * from pg_timezone_abbrevs where abbrev = 'LMT';
-
-DO $$
-DECLARE
-    bg_writer_pid int;
-    r RECORD;
-BEGIN
-        SELECT pid from pg_stat_activity where backend_type='background writer'
-	 INTO bg_writer_pid;
-
-        select type, name, ident
-        from pg_get_process_memory_contexts(bg_writer_pid, false, 20)
-	 where path = '{1}' into r;
-	RAISE NOTICE '%', r;
-        select type, name, ident
-        from pg_get_process_memory_contexts(pg_backend_pid(), false, 20)
-	 where path = '{1}' into r;
-	RAISE NOTICE '%', r;
-END $$;
diff --git a/src/test/regress/sql/triggers.sql b/src/test/regress/sql/triggers.sql
index d3d242dd29b..9ffd318385f 100644
--- a/src/test/regress/sql/triggers.sql
+++ b/src/test/regress/sql/triggers.sql
@@ -2701,8 +2701,8 @@ drop function f();
 -- Test who runs deferred trigger functions
 
 -- setup
-create role regress_groot;
-create role regress_outis;
+create role regress_caller;
+create role regress_fn_owner;
 create function whoami() returns trigger language plpgsql
 as $$
 begin
@@ -2710,7 +2710,7 @@ begin
   return null;
 end;
 $$;
-alter function whoami() owner to regress_outis;
+alter function whoami() owner to regress_fn_owner;
 
 create table defer_trig (id integer);
 grant insert on defer_trig to public;
@@ -2721,10 +2721,10 @@ create constraint trigger whoami after insert on defer_trig
 
 -- deferred triggers must run as the user that queued the trigger
 begin;
-set role regress_groot;
+set role regress_caller;
 insert into defer_trig values (1);
 reset role;
-set role regress_outis;
+set role regress_fn_owner;
 insert into defer_trig values (2);
 reset role;
 commit;
@@ -2732,7 +2732,7 @@ commit;
 -- security definer functions override the user who queued the trigger
 alter function whoami() security definer;
 begin;
-set role regress_groot;
+set role regress_caller;
 insert into defer_trig values (3);
 reset role;
 commit;
@@ -2749,7 +2749,7 @@ end;
 $$;
 
 begin;
-set role regress_groot;
+set role regress_caller;
 insert into defer_trig values (4);
 reset role;
 commit;  -- error expected
@@ -2758,5 +2758,5 @@ select current_user = session_user;
 -- clean up
 drop table defer_trig;
 drop function whoami();
-drop role regress_outis;
-drop role regress_groot;
+drop role regress_fn_owner;
+drop role regress_caller;