YQL-19206 Move contrib/ydb/library/yql/tests/postgresql -> yql/essentials/tests/postgresql

commit_hash:46fdf59714b20cf2b61233a06e58365227d3c8b2

1 files changed, 669 insertions, 0 deletions

diff --git a/yql/essentials/tests/postgresql/original/cases/update.sql b/yql/essentials/tests/postgresql/original/cases/update.sql
new file mode 100644
index 0000000000..7a7bee77b9
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@@ -0,0 +1,669 @@
+--
+-- UPDATE syntax tests
+--
+
+CREATE TABLE update_test (
+    a   INT DEFAULT 10,
+    b   INT,
+    c   TEXT
+);
+
+CREATE TABLE upsert_test (
+    a   INT PRIMARY KEY,
+    b   TEXT
+);
+
+INSERT INTO update_test VALUES (5, 10, 'foo');
+INSERT INTO update_test(b, a) VALUES (15, 10);
+
+SELECT * FROM update_test;
+
+UPDATE update_test SET a = DEFAULT, b = DEFAULT;
+
+SELECT * FROM update_test;
+
+-- aliases for the UPDATE target table
+UPDATE update_test AS t SET b = 10 WHERE t.a = 10;
+
+SELECT * FROM update_test;
+
+UPDATE update_test t SET b = t.b + 10 WHERE t.a = 10;
+
+SELECT * FROM update_test;
+
+--
+-- Test VALUES in FROM
+--
+
+UPDATE update_test SET a=v.i FROM (VALUES(100, 20)) AS v(i, j)
+  WHERE update_test.b = v.j;
+
+SELECT * FROM update_test;
+
+-- fail, wrong data type:
+UPDATE update_test SET a = v.* FROM (VALUES(100, 20)) AS v(i, j)
+  WHERE update_test.b = v.j;
+
+--
+-- Test multiple-set-clause syntax
+--
+
+INSERT INTO update_test SELECT a,b+1,c FROM update_test;
+SELECT * FROM update_test;
+
+UPDATE update_test SET (c,b,a) = ('bugle', b+11, DEFAULT) WHERE c = 'foo';
+SELECT * FROM update_test;
+UPDATE update_test SET (c,b) = ('car', a+b), a = a + 1 WHERE a = 10;
+SELECT * FROM update_test;
+-- fail, multi assignment to same column:
+UPDATE update_test SET (c,b) = ('car', a+b), b = a + 1 WHERE a = 10;
+
+-- uncorrelated sub-select:
+UPDATE update_test
+  SET (b,a) = (select a,b from update_test where b = 41 and c = 'car')
+  WHERE a = 100 AND b = 20;
+SELECT * FROM update_test;
+-- correlated sub-select:
+UPDATE update_test o
+  SET (b,a) = (select a+1,b from update_test i
+               where i.a=o.a and i.b=o.b and i.c is not distinct from o.c);
+SELECT * FROM update_test;
+-- fail, multiple rows supplied:
+UPDATE update_test SET (b,a) = (select a+1,b from update_test);
+-- set to null if no rows supplied:
+UPDATE update_test SET (b,a) = (select a+1,b from update_test where a = 1000)
+  WHERE a = 11;
+SELECT * FROM update_test;
+-- *-expansion should work in this context:
+UPDATE update_test SET (a,b) = ROW(v.*) FROM (VALUES(21, 100)) AS v(i, j)
+  WHERE update_test.a = v.i;
+-- you might expect this to work, but syntactically it's not a RowExpr:
+UPDATE update_test SET (a,b) = (v.*) FROM (VALUES(21, 101)) AS v(i, j)
+  WHERE update_test.a = v.i;
+
+-- if an alias for the target table is specified, don't allow references
+-- to the original table name
+UPDATE update_test AS t SET b = update_test.b + 10 WHERE t.a = 10;
+
+-- Make sure that we can update to a TOASTed value.
+UPDATE update_test SET c = repeat('x', 10000) WHERE c = 'car';
+SELECT a, b, char_length(c) FROM update_test;
+
+-- Check multi-assignment with a Result node to handle a one-time filter.
+EXPLAIN (VERBOSE, COSTS OFF)
+UPDATE update_test t
+  SET (a, b) = (SELECT b, a FROM update_test s WHERE s.a = t.a)
+  WHERE CURRENT_USER = SESSION_USER;
+UPDATE update_test t
+  SET (a, b) = (SELECT b, a FROM update_test s WHERE s.a = t.a)
+  WHERE CURRENT_USER = SESSION_USER;
+SELECT a, b, char_length(c) FROM update_test;
+
+-- Test ON CONFLICT DO UPDATE
+
+INSERT INTO upsert_test VALUES(1, 'Boo'), (3, 'Zoo');
+-- uncorrelated  sub-select:
+WITH aaa AS (SELECT 1 AS a, 'Foo' AS b) INSERT INTO upsert_test
+  VALUES (1, 'Bar') ON CONFLICT(a)
+  DO UPDATE SET (b, a) = (SELECT b, a FROM aaa) RETURNING *;
+-- correlated sub-select:
+INSERT INTO upsert_test VALUES (1, 'Baz'), (3, 'Zaz') ON CONFLICT(a)
+  DO UPDATE SET (b, a) = (SELECT b || ', Correlated', a from upsert_test i WHERE i.a = upsert_test.a)
+  RETURNING *;
+-- correlated sub-select (EXCLUDED.* alias):
+INSERT INTO upsert_test VALUES (1, 'Bat'), (3, 'Zot') ON CONFLICT(a)
+  DO UPDATE SET (b, a) = (SELECT b || ', Excluded', a from upsert_test i WHERE i.a = excluded.a)
+  RETURNING *;
+
+-- ON CONFLICT using system attributes in RETURNING, testing both the
+-- inserting and updating paths. See bug report at:
+-- https://www.postgresql.org/message-id/73436355-6432-49B1-92ED-1FE4F7E7E100%40finefun.com.au
+INSERT INTO upsert_test VALUES (2, 'Beeble') ON CONFLICT(a)
+  DO UPDATE SET (b, a) = (SELECT b || ', Excluded', a from upsert_test i WHERE i.a = excluded.a)
+  RETURNING tableoid::regclass, xmin = pg_current_xact_id()::xid AS xmin_correct, xmax = 0 AS xmax_correct;
+-- currently xmax is set after a conflict - that's probably not good,
+-- but it seems worthwhile to have to be explicit if that changes.
+INSERT INTO upsert_test VALUES (2, 'Brox') ON CONFLICT(a)
+  DO UPDATE SET (b, a) = (SELECT b || ', Excluded', a from upsert_test i WHERE i.a = excluded.a)
+  RETURNING tableoid::regclass, xmin = pg_current_xact_id()::xid AS xmin_correct, xmax = pg_current_xact_id()::xid AS xmax_correct;
+
+DROP TABLE update_test;
+DROP TABLE upsert_test;
+
+-- Test ON CONFLICT DO UPDATE with partitioned table and non-identical children
+
+CREATE TABLE upsert_test (
+    a   INT PRIMARY KEY,
+    b   TEXT
+) PARTITION BY LIST (a);
+
+CREATE TABLE upsert_test_1 PARTITION OF upsert_test FOR VALUES IN (1);
+CREATE TABLE upsert_test_2 (b TEXT, a INT PRIMARY KEY);
+ALTER TABLE upsert_test ATTACH PARTITION upsert_test_2 FOR VALUES IN (2);
+
+INSERT INTO upsert_test VALUES(1, 'Boo'), (2, 'Zoo');
+-- uncorrelated sub-select:
+WITH aaa AS (SELECT 1 AS a, 'Foo' AS b) INSERT INTO upsert_test
+  VALUES (1, 'Bar') ON CONFLICT(a)
+  DO UPDATE SET (b, a) = (SELECT b, a FROM aaa) RETURNING *;
+-- correlated sub-select:
+WITH aaa AS (SELECT 1 AS ctea, ' Foo' AS cteb) INSERT INTO upsert_test
+  VALUES (1, 'Bar'), (2, 'Baz') ON CONFLICT(a)
+  DO UPDATE SET (b, a) = (SELECT upsert_test.b||cteb, upsert_test.a FROM aaa) RETURNING *;
+
+DROP TABLE upsert_test;
+
+
+---------------------------
+-- UPDATE with row movement
+---------------------------
+
+-- When a partitioned table receives an UPDATE to the partitioned key and the
+-- new values no longer meet the partition's bound, the row must be moved to
+-- the correct partition for the new partition key (if one exists). We must
+-- also ensure that updatable views on partitioned tables properly enforce any
+-- WITH CHECK OPTION that is defined. The situation with triggers in this case
+-- also requires thorough testing as partition key updates causing row
+-- movement convert UPDATEs into DELETE+INSERT.
+
+CREATE TABLE range_parted (
+	a text,
+	b bigint,
+	c numeric,
+	d int,
+	e varchar
+) PARTITION BY RANGE (a, b);
+
+-- Create partitions intentionally in descending bound order, so as to test
+-- that update-row-movement works with the leaf partitions not in bound order.
+CREATE TABLE part_b_20_b_30 (e varchar, c numeric, a text, b bigint, d int);
+ALTER TABLE range_parted ATTACH PARTITION part_b_20_b_30 FOR VALUES FROM ('b', 20) TO ('b', 30);
+CREATE TABLE part_b_10_b_20 (e varchar, c numeric, a text, b bigint, d int) PARTITION BY RANGE (c);
+CREATE TABLE part_b_1_b_10 PARTITION OF range_parted FOR VALUES FROM ('b', 1) TO ('b', 10);
+ALTER TABLE range_parted ATTACH PARTITION part_b_10_b_20 FOR VALUES FROM ('b', 10) TO ('b', 20);
+CREATE TABLE part_a_10_a_20 PARTITION OF range_parted FOR VALUES FROM ('a', 10) TO ('a', 20);
+CREATE TABLE part_a_1_a_10 PARTITION OF range_parted FOR VALUES FROM ('a', 1) TO ('a', 10);
+
+-- Check that partition-key UPDATE works sanely on a partitioned table that
+-- does not have any child partitions.
+UPDATE part_b_10_b_20 set b = b - 6;
+
+-- Create some more partitions following the above pattern of descending bound
+-- order, but let's make the situation a bit more complex by having the
+-- attribute numbers of the columns vary from their parent partition.
+CREATE TABLE part_c_100_200 (e varchar, c numeric, a text, b bigint, d int) PARTITION BY range (abs(d));
+ALTER TABLE part_c_100_200 DROP COLUMN e, DROP COLUMN c, DROP COLUMN a;
+ALTER TABLE part_c_100_200 ADD COLUMN c numeric, ADD COLUMN e varchar, ADD COLUMN a text;
+ALTER TABLE part_c_100_200 DROP COLUMN b;
+ALTER TABLE part_c_100_200 ADD COLUMN b bigint;
+CREATE TABLE part_d_1_15 PARTITION OF part_c_100_200 FOR VALUES FROM (1) TO (15);
+CREATE TABLE part_d_15_20 PARTITION OF part_c_100_200 FOR VALUES FROM (15) TO (20);
+
+ALTER TABLE part_b_10_b_20 ATTACH PARTITION part_c_100_200 FOR VALUES FROM (100) TO (200);
+
+CREATE TABLE part_c_1_100 (e varchar, d int, c numeric, b bigint, a text);
+ALTER TABLE part_b_10_b_20 ATTACH PARTITION part_c_1_100 FOR VALUES FROM (1) TO (100);
+
+\set init_range_parted 'truncate range_parted; insert into range_parted VALUES (''a'', 1, 1, 1), (''a'', 10, 200, 1), (''b'', 12, 96, 1), (''b'', 13, 97, 2), (''b'', 15, 105, 16), (''b'', 17, 105, 19)'
+\set show_data 'select tableoid::regclass::text COLLATE "C" partname, * from range_parted ORDER BY 1, 2, 3, 4, 5, 6'
+:init_range_parted;
+:show_data;
+
+-- The order of subplans should be in bound order
+EXPLAIN (costs off) UPDATE range_parted set c = c - 50 WHERE c > 97;
+
+-- fail, row movement happens only within the partition subtree.
+UPDATE part_c_100_200 set c = c - 20, d = c WHERE c = 105;
+-- fail, no partition key update, so no attempt to move tuple,
+-- but "a = 'a'" violates partition constraint enforced by root partition)
+UPDATE part_b_10_b_20 set a = 'a';
+-- ok, partition key update, no constraint violation
+UPDATE range_parted set d = d - 10 WHERE d > 10;
+-- ok, no partition key update, no constraint violation
+UPDATE range_parted set e = d;
+-- No row found
+UPDATE part_c_1_100 set c = c + 20 WHERE c = 98;
+-- ok, row movement
+UPDATE part_b_10_b_20 set c = c + 20 returning c, b, a;
+:show_data;
+
+-- fail, row movement happens only within the partition subtree.
+UPDATE part_b_10_b_20 set b = b - 6 WHERE c > 116 returning *;
+-- ok, row movement, with subset of rows moved into different partition.
+UPDATE range_parted set b = b - 6 WHERE c > 116 returning a, b + c;
+
+:show_data;
+
+-- Common table needed for multiple test scenarios.
+CREATE TABLE mintab(c1 int);
+INSERT into mintab VALUES (120);
+
+-- update partition key using updatable view.
+CREATE VIEW upview AS SELECT * FROM range_parted WHERE (select c > c1 FROM mintab) WITH CHECK OPTION;
+-- ok
+UPDATE upview set c = 199 WHERE b = 4;
+-- fail, check option violation
+UPDATE upview set c = 120 WHERE b = 4;
+-- fail, row movement with check option violation
+UPDATE upview set a = 'b', b = 15, c = 120 WHERE b = 4;
+-- ok, row movement, check option passes
+UPDATE upview set a = 'b', b = 15 WHERE b = 4;
+
+:show_data;
+
+-- cleanup
+DROP VIEW upview;
+
+-- RETURNING having whole-row vars.
+:init_range_parted;
+UPDATE range_parted set c = 95 WHERE a = 'b' and b > 10 and c > 100 returning (range_parted), *;
+:show_data;
+
+
+-- Transition tables with update row movement
+:init_range_parted;
+
+CREATE FUNCTION trans_updatetrigfunc() RETURNS trigger LANGUAGE plpgsql AS
+$$
+  begin
+    raise notice 'trigger = %, old table = %, new table = %',
+                 TG_NAME,
+                 (select string_agg(old_table::text, ', ' ORDER BY a) FROM old_table),
+                 (select string_agg(new_table::text, ', ' ORDER BY a) FROM new_table);
+    return null;
+  end;
+$$;
+
+CREATE TRIGGER trans_updatetrig
+  AFTER UPDATE ON range_parted REFERENCING OLD TABLE AS old_table NEW TABLE AS new_table
+  FOR EACH STATEMENT EXECUTE PROCEDURE trans_updatetrigfunc();
+
+UPDATE range_parted set c = (case when c = 96 then 110 else c + 1 end ) WHERE a = 'b' and b > 10 and c >= 96;
+:show_data;
+:init_range_parted;
+
+-- Enabling OLD TABLE capture for both DELETE as well as UPDATE stmt triggers
+-- should not cause DELETEd rows to be captured twice. Similar thing for
+-- INSERT triggers and inserted rows.
+CREATE TRIGGER trans_deletetrig
+  AFTER DELETE ON range_parted REFERENCING OLD TABLE AS old_table
+  FOR EACH STATEMENT EXECUTE PROCEDURE trans_updatetrigfunc();
+CREATE TRIGGER trans_inserttrig
+  AFTER INSERT ON range_parted REFERENCING NEW TABLE AS new_table
+  FOR EACH STATEMENT EXECUTE PROCEDURE trans_updatetrigfunc();
+UPDATE range_parted set c = c + 50 WHERE a = 'b' and b > 10 and c >= 96;
+:show_data;
+DROP TRIGGER trans_deletetrig ON range_parted;
+DROP TRIGGER trans_inserttrig ON range_parted;
+-- Don't drop trans_updatetrig yet. It is required below.
+
+-- Test with transition tuple conversion happening for rows moved into the
+-- new partition. This requires a trigger that references transition table
+-- (we already have trans_updatetrig). For inserted rows, the conversion
+-- is not usually needed, because the original tuple is already compatible with
+-- the desired transition tuple format. But conversion happens when there is a
+-- BR trigger because the trigger can change the inserted row. So install a
+-- BR triggers on those child partitions where the rows will be moved.
+CREATE FUNCTION func_parted_mod_b() RETURNS trigger AS $$
+BEGIN
+   NEW.b = NEW.b + 1;
+   return NEW;
+END $$ language plpgsql;
+CREATE TRIGGER trig_c1_100 BEFORE UPDATE OR INSERT ON part_c_1_100
+   FOR EACH ROW EXECUTE PROCEDURE func_parted_mod_b();
+CREATE TRIGGER trig_d1_15 BEFORE UPDATE OR INSERT ON part_d_1_15
+   FOR EACH ROW EXECUTE PROCEDURE func_parted_mod_b();
+CREATE TRIGGER trig_d15_20 BEFORE UPDATE OR INSERT ON part_d_15_20
+   FOR EACH ROW EXECUTE PROCEDURE func_parted_mod_b();
+:init_range_parted;
+UPDATE range_parted set c = (case when c = 96 then 110 else c + 1 end) WHERE a = 'b' and b > 10 and c >= 96;
+:show_data;
+:init_range_parted;
+UPDATE range_parted set c = c + 50 WHERE a = 'b' and b > 10 and c >= 96;
+:show_data;
+
+-- Case where per-partition tuple conversion map array is allocated, but the
+-- map is not required for the particular tuple that is routed, thanks to
+-- matching table attributes of the partition and the target table.
+:init_range_parted;
+UPDATE range_parted set b = 15 WHERE b = 1;
+:show_data;
+
+DROP TRIGGER trans_updatetrig ON range_parted;
+DROP TRIGGER trig_c1_100 ON part_c_1_100;
+DROP TRIGGER trig_d1_15 ON part_d_1_15;
+DROP TRIGGER trig_d15_20 ON part_d_15_20;
+DROP FUNCTION func_parted_mod_b();
+
+-- RLS policies with update-row-movement
+-----------------------------------------
+
+ALTER TABLE range_parted ENABLE ROW LEVEL SECURITY;
+CREATE USER regress_range_parted_user;
+GRANT ALL ON range_parted, mintab TO regress_range_parted_user;
+CREATE POLICY seeall ON range_parted AS PERMISSIVE FOR SELECT USING (true);
+CREATE POLICY policy_range_parted ON range_parted for UPDATE USING (true) WITH CHECK (c % 2 = 0);
+
+:init_range_parted;
+SET SESSION AUTHORIZATION regress_range_parted_user;
+-- This should fail with RLS violation error while moving row from
+-- part_a_10_a_20 to part_d_1_15, because we are setting 'c' to an odd number.
+UPDATE range_parted set a = 'b', c = 151 WHERE a = 'a' and c = 200;
+
+RESET SESSION AUTHORIZATION;
+-- Create a trigger on part_d_1_15
+CREATE FUNCTION func_d_1_15() RETURNS trigger AS $$
+BEGIN
+   NEW.c = NEW.c + 1; -- Make even numbers odd, or vice versa
+   return NEW;
+END $$ LANGUAGE plpgsql;
+CREATE TRIGGER trig_d_1_15 BEFORE INSERT ON part_d_1_15
+   FOR EACH ROW EXECUTE PROCEDURE func_d_1_15();
+
+:init_range_parted;
+SET SESSION AUTHORIZATION regress_range_parted_user;
+
+-- Here, RLS checks should succeed while moving row from part_a_10_a_20 to
+-- part_d_1_15. Even though the UPDATE is setting 'c' to an odd number, the
+-- trigger at the destination partition again makes it an even number.
+UPDATE range_parted set a = 'b', c = 151 WHERE a = 'a' and c = 200;
+
+RESET SESSION AUTHORIZATION;
+:init_range_parted;
+SET SESSION AUTHORIZATION regress_range_parted_user;
+-- This should fail with RLS violation error. Even though the UPDATE is setting
+-- 'c' to an even number, the trigger at the destination partition again makes
+-- it an odd number.
+UPDATE range_parted set a = 'b', c = 150 WHERE a = 'a' and c = 200;
+
+-- Cleanup
+RESET SESSION AUTHORIZATION;
+DROP TRIGGER trig_d_1_15 ON part_d_1_15;
+DROP FUNCTION func_d_1_15();
+
+-- Policy expression contains SubPlan
+RESET SESSION AUTHORIZATION;
+:init_range_parted;
+CREATE POLICY policy_range_parted_subplan on range_parted
+    AS RESTRICTIVE for UPDATE USING (true)
+    WITH CHECK ((SELECT range_parted.c <= c1 FROM mintab));
+SET SESSION AUTHORIZATION regress_range_parted_user;
+-- fail, mintab has row with c1 = 120
+UPDATE range_parted set a = 'b', c = 122 WHERE a = 'a' and c = 200;
+-- ok
+UPDATE range_parted set a = 'b', c = 120 WHERE a = 'a' and c = 200;
+
+-- RLS policy expression contains whole row.
+
+RESET SESSION AUTHORIZATION;
+:init_range_parted;
+CREATE POLICY policy_range_parted_wholerow on range_parted AS RESTRICTIVE for UPDATE USING (true)
+   WITH CHECK (range_parted = row('b', 10, 112, 1, NULL)::range_parted);
+SET SESSION AUTHORIZATION regress_range_parted_user;
+-- ok, should pass the RLS check
+UPDATE range_parted set a = 'b', c = 112 WHERE a = 'a' and c = 200;
+RESET SESSION AUTHORIZATION;
+:init_range_parted;
+SET SESSION AUTHORIZATION regress_range_parted_user;
+-- fail, the whole row RLS check should fail
+UPDATE range_parted set a = 'b', c = 116 WHERE a = 'a' and c = 200;
+
+-- Cleanup
+RESET SESSION AUTHORIZATION;
+DROP POLICY policy_range_parted ON range_parted;
+DROP POLICY policy_range_parted_subplan ON range_parted;
+DROP POLICY policy_range_parted_wholerow ON range_parted;
+REVOKE ALL ON range_parted, mintab FROM regress_range_parted_user;
+DROP USER regress_range_parted_user;
+DROP TABLE mintab;
+
+
+-- statement triggers with update row movement
+---------------------------------------------------
+
+:init_range_parted;
+
+CREATE FUNCTION trigfunc() returns trigger language plpgsql as
+$$
+  begin
+    raise notice 'trigger = % fired on table % during %',
+                 TG_NAME, TG_TABLE_NAME, TG_OP;
+    return null;
+  end;
+$$;
+-- Triggers on root partition
+CREATE TRIGGER parent_delete_trig
+  AFTER DELETE ON range_parted for each statement execute procedure trigfunc();
+CREATE TRIGGER parent_update_trig
+  AFTER UPDATE ON range_parted for each statement execute procedure trigfunc();
+CREATE TRIGGER parent_insert_trig
+  AFTER INSERT ON range_parted for each statement execute procedure trigfunc();
+
+-- Triggers on leaf partition part_c_1_100
+CREATE TRIGGER c1_delete_trig
+  AFTER DELETE ON part_c_1_100 for each statement execute procedure trigfunc();
+CREATE TRIGGER c1_update_trig
+  AFTER UPDATE ON part_c_1_100 for each statement execute procedure trigfunc();
+CREATE TRIGGER c1_insert_trig
+  AFTER INSERT ON part_c_1_100 for each statement execute procedure trigfunc();
+
+-- Triggers on leaf partition part_d_1_15
+CREATE TRIGGER d1_delete_trig
+  AFTER DELETE ON part_d_1_15 for each statement execute procedure trigfunc();
+CREATE TRIGGER d1_update_trig
+  AFTER UPDATE ON part_d_1_15 for each statement execute procedure trigfunc();
+CREATE TRIGGER d1_insert_trig
+  AFTER INSERT ON part_d_1_15 for each statement execute procedure trigfunc();
+-- Triggers on leaf partition part_d_15_20
+CREATE TRIGGER d15_delete_trig
+  AFTER DELETE ON part_d_15_20 for each statement execute procedure trigfunc();
+CREATE TRIGGER d15_update_trig
+  AFTER UPDATE ON part_d_15_20 for each statement execute procedure trigfunc();
+CREATE TRIGGER d15_insert_trig
+  AFTER INSERT ON part_d_15_20 for each statement execute procedure trigfunc();
+
+-- Move all rows from part_c_100_200 to part_c_1_100. None of the delete or
+-- insert statement triggers should be fired.
+UPDATE range_parted set c = c - 50 WHERE c > 97;
+:show_data;
+
+DROP TRIGGER parent_delete_trig ON range_parted;
+DROP TRIGGER parent_update_trig ON range_parted;
+DROP TRIGGER parent_insert_trig ON range_parted;
+DROP TRIGGER c1_delete_trig ON part_c_1_100;
+DROP TRIGGER c1_update_trig ON part_c_1_100;
+DROP TRIGGER c1_insert_trig ON part_c_1_100;
+DROP TRIGGER d1_delete_trig ON part_d_1_15;
+DROP TRIGGER d1_update_trig ON part_d_1_15;
+DROP TRIGGER d1_insert_trig ON part_d_1_15;
+DROP TRIGGER d15_delete_trig ON part_d_15_20;
+DROP TRIGGER d15_update_trig ON part_d_15_20;
+DROP TRIGGER d15_insert_trig ON part_d_15_20;
+
+
+-- Creating default partition for range
+:init_range_parted;
+create table part_def partition of range_parted default;
+\d+ part_def
+insert into range_parted values ('c', 9);
+-- ok
+update part_def set a = 'd' where a = 'c';
+-- fail
+update part_def set a = 'a' where a = 'd';
+
+:show_data;
+
+-- Update row movement from non-default to default partition.
+-- fail, default partition is not under part_a_10_a_20;
+UPDATE part_a_10_a_20 set a = 'ad' WHERE a = 'a';
+-- ok
+UPDATE range_parted set a = 'ad' WHERE a = 'a';
+UPDATE range_parted set a = 'bd' WHERE a = 'b';
+:show_data;
+-- Update row movement from default to non-default partitions.
+-- ok
+UPDATE range_parted set a = 'a' WHERE a = 'ad';
+UPDATE range_parted set a = 'b' WHERE a = 'bd';
+:show_data;
+
+-- Cleanup: range_parted no longer needed.
+DROP TABLE range_parted;
+
+CREATE TABLE list_parted (
+	a text,
+	b int
+) PARTITION BY list (a);
+CREATE TABLE list_part1  PARTITION OF list_parted for VALUES in ('a', 'b');
+CREATE TABLE list_default PARTITION OF list_parted default;
+INSERT into list_part1 VALUES ('a', 1);
+INSERT into list_default VALUES ('d', 10);
+
+-- fail
+UPDATE list_default set a = 'a' WHERE a = 'd';
+-- ok
+UPDATE list_default set a = 'x' WHERE a = 'd';
+
+DROP TABLE list_parted;
+
+-- Test retrieval of system columns with non-consistent partition row types.
+-- This is only partially supported, as seen in the results.
+
+create table utrtest (a int, b text) partition by list (a);
+create table utr1 (a int check (a in (1)), q text, b text);
+create table utr2 (a int check (a in (2)), b text);
+alter table utr1 drop column q;
+alter table utrtest attach partition utr1 for values in (1);
+alter table utrtest attach partition utr2 for values in (2);
+
+insert into utrtest values (1, 'foo')
+  returning *, tableoid::regclass, xmin = pg_current_xact_id()::xid as xmin_ok;
+insert into utrtest values (2, 'bar')
+  returning *, tableoid::regclass, xmin = pg_current_xact_id()::xid as xmin_ok;  -- fails
+insert into utrtest values (2, 'bar')
+  returning *, tableoid::regclass;
+
+update utrtest set b = b || b from (values (1), (2)) s(x) where a = s.x
+  returning *, tableoid::regclass, xmin = pg_current_xact_id()::xid as xmin_ok;
+
+update utrtest set a = 3 - a from (values (1), (2)) s(x) where a = s.x
+  returning *, tableoid::regclass, xmin = pg_current_xact_id()::xid as xmin_ok;  -- fails
+
+update utrtest set a = 3 - a from (values (1), (2)) s(x) where a = s.x
+  returning *, tableoid::regclass;
+
+delete from utrtest
+  returning *, tableoid::regclass, xmax = pg_current_xact_id()::xid as xmax_ok;
+
+drop table utrtest;
+
+
+--------------
+-- Some more update-partition-key test scenarios below. This time use list
+-- partitions.
+--------------
+
+-- Setup for list partitions
+CREATE TABLE list_parted (a numeric, b int, c int8) PARTITION BY list (a);
+CREATE TABLE sub_parted PARTITION OF list_parted for VALUES in (1) PARTITION BY list (b);
+
+CREATE TABLE sub_part1(b int, c int8, a numeric);
+ALTER TABLE sub_parted ATTACH PARTITION sub_part1 for VALUES in (1);
+CREATE TABLE sub_part2(b int, c int8, a numeric);
+ALTER TABLE sub_parted ATTACH PARTITION sub_part2 for VALUES in (2);
+
+CREATE TABLE list_part1(a numeric, b int, c int8);
+ALTER TABLE list_parted ATTACH PARTITION list_part1 for VALUES in (2,3);
+
+INSERT into list_parted VALUES (2,5,50);
+INSERT into list_parted VALUES (3,6,60);
+INSERT into sub_parted VALUES (1,1,60);
+INSERT into sub_parted VALUES (1,2,10);
+
+-- Test partition constraint violation when intermediate ancestor is used and
+-- constraint is inherited from upper root.
+UPDATE sub_parted set a = 2 WHERE c = 10;
+
+-- Test update-partition-key, where the unpruned partitions do not have their
+-- partition keys updated.
+SELECT tableoid::regclass::text, * FROM list_parted WHERE a = 2 ORDER BY 1;
+UPDATE list_parted set b = c + a WHERE a = 2;
+SELECT tableoid::regclass::text, * FROM list_parted WHERE a = 2 ORDER BY 1;
+
+
+-- Test the case where BR UPDATE triggers change the partition key.
+CREATE FUNCTION func_parted_mod_b() returns trigger as $$
+BEGIN
+   NEW.b = 2; -- This is changing partition key column.
+   return NEW;
+END $$ LANGUAGE plpgsql;
+CREATE TRIGGER parted_mod_b before update on sub_part1
+   for each row execute procedure func_parted_mod_b();
+
+SELECT tableoid::regclass::text, * FROM list_parted ORDER BY 1, 2, 3, 4;
+
+-- This should do the tuple routing even though there is no explicit
+-- partition-key update, because there is a trigger on sub_part1.
+UPDATE list_parted set c = 70 WHERE b  = 1;
+SELECT tableoid::regclass::text, * FROM list_parted ORDER BY 1, 2, 3, 4;
+
+DROP TRIGGER parted_mod_b ON sub_part1;
+
+-- If BR DELETE trigger prevented DELETE from happening, we should also skip
+-- the INSERT if that delete is part of UPDATE=>DELETE+INSERT.
+CREATE OR REPLACE FUNCTION func_parted_mod_b() returns trigger as $$
+BEGIN
+   raise notice 'Trigger: Got OLD row %, but returning NULL', OLD;
+   return NULL;
+END $$ LANGUAGE plpgsql;
+CREATE TRIGGER trig_skip_delete before delete on sub_part2
+   for each row execute procedure func_parted_mod_b();
+UPDATE list_parted set b = 1 WHERE c = 70;
+SELECT tableoid::regclass::text, * FROM list_parted ORDER BY 1, 2, 3, 4;
+-- Drop the trigger. Now the row should be moved.
+DROP TRIGGER trig_skip_delete ON sub_part2;
+UPDATE list_parted set b = 1 WHERE c = 70;
+SELECT tableoid::regclass::text, * FROM list_parted ORDER BY 1, 2, 3, 4;
+DROP FUNCTION func_parted_mod_b();
+
+-- UPDATE partition-key with FROM clause. If join produces multiple output
+-- rows for the same row to be modified, we should tuple-route the row only
+-- once. There should not be any rows inserted.
+CREATE TABLE non_parted (id int);
+INSERT into non_parted VALUES (1), (1), (1), (2), (2), (2), (3), (3), (3);
+UPDATE list_parted t1 set a = 2 FROM non_parted t2 WHERE t1.a = t2.id and a = 1;
+SELECT tableoid::regclass::text, * FROM list_parted ORDER BY 1, 2, 3, 4;
+DROP TABLE non_parted;
+
+-- Cleanup: list_parted no longer needed.
+DROP TABLE list_parted;
+
+-- create custom operator class and hash function, for the same reason
+-- explained in alter_table.sql
+create or replace function dummy_hashint4(a int4, seed int8) returns int8 as
+$$ begin return (a + seed); end; $$ language 'plpgsql' immutable;
+create operator class custom_opclass for type int4 using hash as
+operator 1 = , function 2 dummy_hashint4(int4, int8);
+
+create table hash_parted (
+	a int,
+	b int
+) partition by hash (a custom_opclass, b custom_opclass);
+create table hpart1 partition of hash_parted for values with (modulus 2, remainder 1);
+create table hpart2 partition of hash_parted for values with (modulus 4, remainder 2);
+create table hpart3 partition of hash_parted for values with (modulus 8, remainder 0);
+create table hpart4 partition of hash_parted for values with (modulus 8, remainder 4);
+insert into hpart1 values (1, 1);
+insert into hpart2 values (2, 5);
+insert into hpart4 values (3, 4);
+
+-- fail
+update hpart1 set a = 3, b=4 where a = 1;
+-- ok, row movement
+update hash_parted set b = b - 1 where b = 1;
+-- ok
+update hash_parted set b = b + 8 where b = 1;
+
+-- cleanup
+drop table hash_parted;
+drop operator class custom_opclass using hash;
+drop function dummy_hashint4(a int4, seed int8);