Porting list queries tests as_alias, olap_mdqa, with_clause from CDBFAST to ICG

Closes #449

src/test/regress/greenplum_schedule

@@ -81,6 +81,8 @@ test: aggregate_with_groupingsets gp_optimizer
 
 test: nested_case_null
 
+test: qp_as_alias qp_olap_mdqa qp_with_clause qp_misc
+
 test: bfv_cte bfv_joins bfv_statistic bfv_subquery bfv_planner bfv_legacy
 
 test: qp_executor qp_olap_windowerr qp_olap_window qp_derived_table qp_bitmapscan

src/test/regress/sql/qp_as_alias.sql

+-- start_ignore
+create schema qp_as_alias;
+set search_path = qp_as_alias;
+-- end_ignore
+
+create table xyz ("B B" int, "C" int, "D+1" int) DISTRIBUTED RANDOMLY;
+-- start_equiv
+create table xyz_ctas1 as (select "B B" AS "B+1", "C" AS "_%A", "D+1" AS "D" from xyz) DISTRIBUTED RANDOMLY;
+create table xyz_ctas2 as (select "B B" "B+1", "C" "_%A", "D+1" "D" from xyz) DISTRIBUTED RANDOMLY;
+-- end_equiv
+CREATE TEMP TABLE disttable (f1 integer) DISTRIBUTED RANDOMLY;
+INSERT INTO DISTTABLE VALUES(1);
+INSERT INTO DISTTABLE VALUES(2);
+INSERT INTO DISTTABLE VALUES(3);
+INSERT INTO DISTTABLE VALUES(NULL);
+
+-- start_equiv
+SELECT f1, f1 IS DISTINCT FROM 2 AS "not 2" FROM disttable ORDER BY 1;
+SELECT f1, f1 IS DISTINCT FROM 2 "not 2" FROM disttable ORDER BY 1;
+-- end_equiv
+
+-- start_equiv
+SELECT f1, f1 IS DISTINCT FROM NULL AS "not null" FROM disttable ORDER BY 1;
+SELECT f1, f1 IS DISTINCT FROM NULL "not null" FROM disttable ORDER BY 1;
+-- end_equiv
+
+-- start_equiv
+SELECT f1, f1 IS DISTINCT FROM f1 AS "false" FROM disttable ORDER BY 1;
+SELECT f1, f1 IS DISTINCT FROM f1 "false" FROM disttable ORDER BY 1;
+-- end_equiv
+
+-- start_equiv
+SELECT f1, f1 IS DISTINCT FROM f1+1 AS "not null" FROM disttable ORDER BY 1;
+SELECT f1, f1 IS DISTINCT FROM f1+1 "not null" FROM disttable ORDER BY 1;
+-- end_equiv
+
+-- start_equiv
+SELECT 1 IS DISTINCT FROM 2 AS "yes";
+SELECT 1 IS DISTINCT FROM 2 "yes";
+-- end_equiv
+
+-- start_equiv
+SELECT 2 IS DISTINCT FROM 2 AS "no";
+SELECT 2 IS DISTINCT FROM 2 "no";
+-- end_equiv
+
+-- start_equiv
+SELECT 2 IS DISTINCT FROM null AS "yes";
+SELECT 2 IS DISTINCT FROM null "yes";
+-- end_equiv
+
+-- start_equiv
+SELECT null IS DISTINCT FROM null AS "no";
+SELECT null IS DISTINCT FROM null "no";
+-- end_equiv
+
+CREATE TABLE test_having (a int, b int, c char(8), d char) DISTRIBUTED RANDOMLY;
+INSERT INTO test_having VALUES (0, 1, 'XXXX', 'A');
+INSERT INTO test_having VALUES (1, 2, 'AAAA', 'b');
+INSERT INTO test_having VALUES (2, 2, 'AAAA', 'c');
+INSERT INTO test_having VALUES (3, 3, 'BBBB', 'D');
+INSERT INTO test_having VALUES (4, 3, 'BBBB', 'e');
+INSERT INTO test_having VALUES (5, 3, 'bbbb', 'F');
+INSERT INTO test_having VALUES (6, 4, 'cccc', 'g');
+INSERT INTO test_having VALUES (7, 4, 'cccc', 'h');
+INSERT INTO test_having VALUES (8, 4, 'CCCC', 'I');
+INSERT INTO test_having VALUES (9, 4, 'CCCC', 'j');
+
+-- start_equiv
+SELECT 1 AS one FROM test_having WHERE 1/a = 1 HAVING 1 < 2;
+SELECT 1 one FROM test_having WHERE 1/a = 1 HAVING 1 < 2;
+-- end_equiv
+
+-- start_equiv
+SELECT 1 AS "one_%^" FROM test_having WHERE 1/a = 1 HAVING 1 < 2;
+SELECT 1 "one_%^" FROM test_having WHERE 1/a = 1 HAVING 1 < 2;
+-- end_equiv
+
+-- start_equiv
+SELECT c AS "C+1", max(a) AS MAX FROM test_having GROUP BY c HAVING count(*) > 2 OR min(a) = max(a)  ORDER BY c;
+SELECT c "C+1", max(a) AS MAX FROM test_having GROUP BY c HAVING count(*) > 2 OR min(a) = max(a)  ORDER BY c;
+-- end_equiv
+create table xyz1 ("B B" text, "C" text, "D+1" text) DISTRIBUTED RANDOMLY;
+insert into xyz1 values ('0_zero','1_one','2_two');
+insert into xyz1 values ('3_three','4_four','5_five');
+insert into xyz1 values ('6_six','7_seven','8_eight');
+
+-- start_equiv
+select upper("B B") AS "B_B", upper ("C") AS C, substr("D+1",1,1) AS "D" from xyz1;
+select upper("B B") "B_B", upper ("C") C, substr("D+1",1,1) "D" from xyz1;
+-- end_equiv
+
+-- start_equiv
+select lower("B B") AS "B_B", lower ("C") AS C, substr("D+1",1,1) AS "D+1" from xyz1;
+select lower("B B") "B_B", lower ("C") C, substr("D+1",1,1) "D+1" from xyz1;
+-- end_equiv
+
+-- start_equiv
+select upper("B B") AS "B_B", lower ("C") AS C, substr("D+1",1,1) AS "D+1%" from xyz1;
+select upper("B B") "B_B", lower ("C") C, substr("D+1",1,1) "D+1%" from xyz1;
+-- end_equiv
+
+-- start_equiv
+select lower("B B") AS "B_B", upper ("C") AS C, ("D+1") AS "D+1" from xyz1;
+select lower("B B") "B_B", upper ("C") C, ("D+1") "D+1" from xyz1;
+-- end_equiv
+
+-- start_equiv
+select upper("C") AS "C", lower ("B B") AS "%B_B%", "D+1" AS "D+1" from xyz1;
+select upper("C") "C", lower ("B B") "%B_B%", "D+1" "D+1" from xyz1;
+-- end_equiv
+
+-- start_equiv
+select lower("C") AS "%C%", upper ("B B") AS "BB", "D+1"||'9_nine' AS "D+1" from xyz1;
+select lower("C") "%C%", upper ("B B") "BB", "D+1"||'9_nine' "D+1" from xyz1;
+-- end_equiv
+
+-- start_equiv
+select upper("B B") AS "B_B", lower ("C") AS C, ("D+1"||'9_nine') AS "D+1" from xyz1;
+select upper("B B") "B_B", lower ("C") C, ("D+1"||'9_nine') "D+1" from xyz1;
+-- end_equiv
+CREATE TABLE test (a integer, b integer) DISTRIBUTED RANDOMLY;
+
+-- start_equiv
+CREATE OR REPLACE FUNCTION one() returns integer as $$ select 1 AS result; $$ language sql;
+CREATE OR REPLACE FUNCTION one() returns integer as $$ select 1 result; $$ language sql;
+-- end_equiv
+
+-- start_equiv
+CREATE OR REPLACE FUNCTION add_em(integer, integer) RETURNS integer as $$ SELECT $1 + $2 AS sum; $$ LANGUAGE SQL;
+CREATE OR REPLACE FUNCTION add_em(integer, integer) RETURNS integer as $$ SELECT $1 + $2 sum; $$ LANGUAGE SQL;
+-- end_equiv
+
+-- start_equiv
+INSERT INTO test select a, a%25 from generate_series(1,100) AS a;
+INSERT INTO test select a, a%25 from generate_series(1,100) a;
+-- end_equiv
+
+-- OLAP
+create table customer 
+(
+	cn int not null,
+	cname text not null,
+	cloc text,
+	
+	primary key (cn)
+	
+) distributed by (cn);
+
+create table vendor 
+(
+	vn int not null,
+	vname text not null,
+	vloc text,
+	
+	primary key (vn)
+	
+) distributed by (vn);
+
+create table product 
+(
+	pn int not null,
+	pname text not null,
+	pcolor text,
+	
+	primary key (pn)
+	
+) distributed by (pn);
+
+create table sale
+(
+	cn int not null,
+	vn int not null,
+	pn int not null,
+	dt date not null,
+	qty int not null,
+	prc float not null,
+	
+	primary key (cn, vn, pn)
+	
+) distributed by (cn,vn,pn);
+
+create table sale_ord
+(
+        ord int not null,
+	cn int not null,
+	vn int not null,
+	pn int not null,
+	dt date not null,
+	qty int not null,
+	prc float not null,
+	
+	primary key (cn, vn, pn)
+	
+) distributed by (cn,vn,pn);
+
+create table util
+(
+	xn int not null,
+	
+	primary key (xn)
+	
+) distributed by (xn);
+
+-- Customers
+insert into customer values 
+  ( 1, 'Macbeth', 'Inverness'),
+  ( 2, 'Duncan', 'Forres'),
+  ( 3, 'Lady Macbeth', 'Inverness'),
+  ( 4, 'Witches, Inc', 'Lonely Heath');
+
+-- Vendors
+insert into vendor values 
+  ( 10, 'Witches, Inc', 'Lonely Heath'),
+  ( 20, 'Lady Macbeth', 'Inverness'),
+  ( 30, 'Duncan', 'Forres'),
+  ( 40, 'Macbeth', 'Inverness'),
+  ( 50, 'Macduff', 'Fife');
+
+-- Products
+insert into product values 
+  ( 100, 'Sword', 'Black'),
+  ( 200, 'Dream', 'Black'),
+  ( 300, 'Castle', 'Grey'),
+  ( 400, 'Justice', 'Clear'),
+  ( 500, 'Donuts', 'Plain'),
+  ( 600, 'Donuts', 'Chocolate'),
+  ( 700, 'Hamburger', 'Grey'),
+  ( 800, 'Fries', 'Grey');
+
+
+-- Sales (transactions)
+insert into sale values 
+  ( 2, 40, 100, '1401-1-1', 1100, 2400),
+  ( 1, 10, 200, '1401-3-1', 1, 0),
+  ( 3, 40, 200, '1401-4-1', 1, 0),
+  ( 1, 20, 100, '1401-5-1', 1, 0),
+  ( 1, 30, 300, '1401-5-2', 1, 0),
+  ( 1, 50, 400, '1401-6-1', 1, 0),
+  ( 2, 50, 400, '1401-6-1', 1, 0),
+  ( 1, 30, 500, '1401-6-1', 12, 5),
+  ( 3, 30, 500, '1401-6-1', 12, 5),
+  ( 3, 30, 600, '1401-6-1', 12, 5),
+  ( 4, 40, 700, '1401-6-1', 1, 1),
+  ( 4, 40, 800, '1401-6-1', 1, 1);
+
+-- Sales (ord transactions)
+insert into sale_ord values 
+  ( 1,2, 40, 100, '1401-1-1', 1100, 2400),
+  ( 2,1, 10, 200, '1401-3-1', 1, 0),
+  ( 3,3, 40, 200, '1401-4-1', 1, 0),
+  ( 4,1, 20, 100, '1401-5-1', 1, 0),
+  ( 5,1, 30, 300, '1401-5-2', 1, 0),
+  ( 6,1, 50, 400, '1401-6-1', 1, 0),
+  ( 7,2, 50, 400, '1401-6-1', 1, 0),
+  ( 8,1, 30, 500, '1401-6-1', 12, 5),
+  ( 9,3, 30, 500, '1401-6-1', 12, 5),
+  ( 10,3, 30, 600, '1401-6-1', 12, 5),
+  ( 11,4, 40, 700, '1401-6-1', 1, 1),
+  ( 12,4, 40, 800, '1401-6-1', 1, 1);
+
+-- Util
+
+insert into util values 
+  (1),
+  (20),
+  (300);
+
+-- start_equiv
+SELECT sale.cn,sale.dt,sale.pn,sale.cn,sale.pn,sale.pn,GROUP_ID() AS "group id fn", TO_CHAR(COALESCE(AVG(DISTINCT floor(sale.qty*sale.prc)),0),'99999999.9999999') AS "coalese avg fn"
+FROM "public"."sale" AS "sale", "public"."product" AS product
+WHERE sale.pn=product.pn
+GROUP BY ROLLUP((sale.qty,sale.pn,sale.prc),(sale.qty),(sale.prc,sale.vn,sale.pn),(sale.dt,sale.cn)),ROLLUP((sale.vn,sale.cn,sale.qty),(sale.cn));
+
+SELECT sale.cn,sale.dt,sale.pn,sale.cn,sale.pn,sale.pn,GROUP_ID() "group id fn", TO_CHAR(COALESCE(AVG(DISTINCT floor(sale.qty*sale.prc)),0),'99999999.9999999') "coalese avg fn"
+FROM "public"."sale" "sale", "public"."product" product
+WHERE sale.pn=product.pn
+GROUP BY ROLLUP((sale.qty,sale.pn,sale.prc),(sale.qty),(sale.prc,sale.vn,sale.pn),(sale.dt,sale.cn)),ROLLUP((sale.vn,sale.cn,sale.qty),(sale.cn));
+-- end_equiv
+
+-- start_equiv
+SELECT sale.pn,sale.vn,sale.cn,sale.qty,sale.qty,sale.pn,
+GROUPING(sale.qty,sale.pn),GROUP_ID() AS "grouping fn", 
+TO_CHAR(COALESCE(VAR_SAMP(floor(sale.pn)),0),'99999999.9999999') AS "var_samp fn",
+TO_CHAR(COALESCE(STDDEV_SAMP(floor(sale.cn+sale.pn)),0),'99999999.9999999') AS "stddev_samp fn",
+TO_CHAR(COALESCE(AVG(floor(sale.pn+sale.qty)),0),'99999999.9999999') AS "average floor fn",
+TO_CHAR(COALESCE(MAX(DISTINCT floor(sale.pn-sale.cn)),0),'99999999.9999999') AS "max distinct floor fn",
+TO_CHAR(COALESCE(SUM(DISTINCT floor(sale.prc+sale.prc)),0),'99999999.9999999') AS "sum distinct floor fn"
+FROM "public"."sale" sale, "public"."customer" "customer"
+WHERE "sale"."cn" = customer.cn
+GROUP BY (),(),sale.pn,sale.vn,sale.cn,sale.qty HAVING GROUP_ID() < 5;
+
+SELECT sale.pn,sale.vn,sale.cn,sale.qty,sale.qty,sale.pn,
+GROUPING(sale.qty,sale.pn),GROUP_ID() "grouping fn",
+TO_CHAR(COALESCE(VAR_SAMP(floor(sale.pn)),0),'99999999.9999999') "var_samp fn",
+TO_CHAR(COALESCE(STDDEV_SAMP(floor(sale.cn+sale.pn)),0),'99999999.9999999') "stddev_samp fn",
+TO_CHAR(COALESCE(AVG(floor(sale.pn+sale.qty)),0),'99999999.9999999') "average floor fn",
+TO_CHAR(COALESCE(MAX(DISTINCT floor(sale.pn-sale.cn)),0),'99999999.9999999') "max distinct floor fn",
+TO_CHAR(COALESCE(SUM(DISTINCT floor(sale.prc+sale.prc)),0),'99999999.9999999') "sum distinct floor fn"
+FROM "public"."sale" sale, "public"."customer" "customer"
+WHERE "sale"."cn" = customer.cn
+GROUP BY (),(),sale.pn,sale.vn,sale.cn,sale.qty HAVING GROUP_ID() < 5;
+-- end_equiv
+create table xyz2 ("B B" int, "C" int, "D+1" int) DISTRIBUTED RANDOMLY;
+insert into xyz2 values (generate_series(1,3),generate_series(4,6),generate_series(7,9));
+
+-- start_equiv
+select "B B" AS "%_B B","C" AS _c, "D+1" AS "D" from xyz2;
+select "B B" "%_B B","C" _c, "D+1" "D" from xyz2;
+-- end_equiv
+
+-- start_equiv
+select "B B" AS "%_B()","C" AS "_c&--", "D+1" AS "D+1" from xyz2;
+select "B B" "%_B()","C" "_c&--", "D+1" "D+1" from xyz2;
+-- end_equiv
+
+-- start_equiv
+select "B B" AS "## B B ##","C" AS "##_C_##", "D+1" AS "## D+1 ##" from xyz2;
+select "B B" "## B B ##","C" "##_C_##", "D+1" "## D+1 ##" from xyz2;
+-- end_equiv
+
+-- start_equiv
+select "B B" AS "!@ B @!","C" AS "&* C *&", "D+1" AS "^~ D ~^" from xyz2;
+select "B B" "!@ B @!","C" "&* C *&", "D+1" "^~ D ~^" from xyz2;
+-- end_equiv
+
+-- start_equiv
+select "B B"+1 "(B B)","C" "[C]", "D+1" "{D+1}" from xyz2;
+select "B B"+1 "(B B)","C" "[C]", "D+1" "{D+1}" from xyz2;
+-- end_equiv
+-- start_equiv
+SELECT 1 AS one WHERE 1 IN (SELECT 1);
+SELECT 1 one WHERE 1 IN (SELECT 1);
+-- end_equiv
+
+-- start_equiv
+SELECT 1 AS zero WHERE 1 NOT IN (SELECT 1);
+SELECT 1 zero WHERE 1 NOT IN (SELECT 1);
+-- end_equiv
+
+-- start_equiv
+SELECT 1 AS zero WHERE 1 IN (SELECT 2);
+SELECT 1 zero WHERE 1 IN (SELECT 2);
+-- end_equiv
+
+CREATE TABLE SUBSELECT_TBL (
+   f1 integer,
+   f2 integer,
+   f3 float
+ ) DISTRIBUTED RANDOMLY;
+INSERT INTO SUBSELECT_TBL VALUES (1, 2, 3);
+INSERT INTO SUBSELECT_TBL VALUES (2, 3, 4);
+INSERT INTO SUBSELECT_TBL VALUES (3, 4, 5);
+INSERT INTO SUBSELECT_TBL VALUES (1, 1, 1);
+INSERT INTO SUBSELECT_TBL VALUES (2, 2, 2);
+INSERT INTO SUBSELECT_TBL VALUES (3, 3, 3);
+INSERT INTO SUBSELECT_TBL VALUES (6, 7, 8);
+INSERT INTO SUBSELECT_TBL VALUES (8, 9, NULL);
+
+-- start_equiv
+SELECT '' AS eight, * FROM SUBSELECT_TBL ORDER BY 2,3,4;
+SELECT '' eight, * FROM SUBSELECT_TBL ORDER BY 2,3,4;
+-- end_equiv
+
+-- start_equiv
+SELECT '' AS six, f1 AS "Uncorrelated Field" FROM SUBSELECT_TBL  WHERE f1 IN (SELECT f2 FROM SUBSELECT_TBL) ORDER BY 2;
+SELECT '' six, f1 "Uncorrelated Field" FROM SUBSELECT_TBL  WHERE f1 IN (SELECT f2 FROM SUBSELECT_TBL) ORDER BY 2;
+-- end_equiv
+
+-- start_equiv
+SELECT '' AS six, f1 AS "Uncorrelated Field" FROM SUBSELECT_TBL  WHERE f1 IN (SELECT f2 FROM SUBSELECT_TBL WHERE f2 IN (SELECT f1 FROM SUBSELECT_TBL)) ORDER BY 2;
+SELECT '' six, f1 "Uncorrelated Field" FROM SUBSELECT_TBL  WHERE f1 IN (SELECT f2 FROM SUBSELECT_TBL WHERE f2 IN (SELECT f1 FROM SUBSELECT_TBL)) ORDER BY 
+2;
+-- end_equiv
+
+-- start_equiv
+SELECT '' AS six, f1 AS "Correlated Field", f2 AS "Second Field"  FROM SUBSELECT_TBL upper  WHERE f1 IN (SELECT f2 FROM SUBSELECT_TBL WHERE f1 = upper.f1) ORDER BY 2,3;
+SELECT '' six, f1 "Correlated Field", f2 "Second Field"  FROM SUBSELECT_TBL upper  WHERE f1 IN (SELECT f2 FROM SUBSELECT_TBL WHERE f1 = upper.f1) ORDER
+ BY 2,3;
+-- end_equiv
+
+ 
+CREATE TEMP TABLE foo (id integer) DISTRIBUTED RANDOMLY;
+CREATE TEMP TABLE bar (id1 integer, id2 integer) DISTRIBUTED RANDOMLY;
+INSERT INTO foo VALUES (1);
+INSERT INTO bar VALUES (1, 1);
+INSERT INTO bar VALUES (2, 2);
+INSERT INTO bar VALUES (3, 1);
+
+-- start_equiv
+SELECT * FROM foo WHERE id IN (SELECT id2 FROM (SELECT DISTINCT id1, id2 FROM bar) AS s) ORDER BY 1;
+SELECT * FROM foo WHERE id IN (SELECT id2 FROM (SELECT DISTINCT id1, id2 FROM bar) s) ORDER BY 1;
+-- end_equiv
+
+-- start_equiv
+SELECT * FROM foo WHERE id IN (SELECT id2 FROM (SELECT id1, id2 FROM bar UNION SELECT id1, id2 FROM bar) AS s) ORDER BY 1;
+SELECT * FROM foo WHERE id IN (SELECT id2 FROM (SELECT id1, id2 FROM bar UNION SELECT id1, id2 FROM bar) s) ORDER BY 1;
+-- end_equiv
+
+-- start_equiv
+SELECT * FROM foo WHERE id IN  (SELECT id2 FROM (SELECT id2 FROM bar GROUP BY id2) AS s) ORDER BY 1;
+SELECT * FROM foo WHERE id IN  (SELECT id2 FROM (SELECT id2 FROM bar GROUP BY id2) s) ORDER BY 1;
+-- end_equiv
+
+-- start_equiv
+SELECT * FROM foo WHERE id IN (SELECT id2 FROM (SELECT id2 FROM bar UNION SELECT id2 FROM bar) AS s) ORDER BY 1;
+SELECT * FROM foo WHERE id IN (SELECT id2 FROM (SELECT id2 FROM bar UNION SELECT id2 FROM bar) s) ORDER BY 1;
+-- end_equiv
+CREATE TABLE TIMESTAMP_TBL (d1 timestamp(2) without time zone) DISTRIBUTED RANDOMLY;
+INSERT INTO TIMESTAMP_TBL VALUES ('now');
+INSERT INTO TIMESTAMP_TBL VALUES ('now');
+INSERT INTO TIMESTAMP_TBL VALUES ('today');
+INSERT INTO TIMESTAMP_TBL VALUES ('yesterday');
+INSERT INTO TIMESTAMP_TBL VALUES ('tomorrow');
+INSERT INTO TIMESTAMP_TBL VALUES ('tomorrow EST');
+INSERT INTO TIMESTAMP_TBL VALUES ('tomorrow zulu');
+
+-- start_equiv
+SELECT count(*) AS One FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'today';
+SELECT count(*) One FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'today';
+-- end_equiv
+
+-- start_equiv
+SELECT count(*) AS Three FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'tomorrow';
+SELECT count(*) Three FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'tomorrow';
+-- end_equiv
+
+-- start_equiv
+SELECT count(*) AS One FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'yesterday';
+SELECT count(*) One FROM TIMESTAMP_TBL WHERE d1 = timestamp without time zone 'yesterday';
+-- end_equiv
+
+-- start_equiv
+SELECT count(*) AS One FROM TIMESTAMP_TBL WHERE d1 = timestamp(2) without time zone 'now';
+SELECT count(*) One FROM TIMESTAMP_TBL WHERE d1 = timestamp(2) without time zone 'now';
+-- end_equiv
+
+DELETE FROM TIMESTAMP_TBL;
+
+INSERT INTO TIMESTAMP_TBL VALUES ('2009-09-09 00:16:07');
+INSERT INTO TIMESTAMP_TBL VALUES ('2009-03-28 01:09:00');
+INSERT INTO TIMESTAMP_TBL VALUES ('2009-03-27 15:31:50.06');
+INSERT INTO TIMESTAMP_TBL VALUES ('2010-05-15');
+INSERT INTO TIMESTAMP_TBL VALUES ('Mon Feb 10 17:32:01 1997 PST');
+
+-- start_equiv
+SELECT '' AS "day", date_trunc('day',d1) AS date_trunc  FROM TIMESTAMP_TBL WHERE d1 > timestamp without time zone '2009-03-27';
+SELECT '' "day", date_trunc('day',d1) date_trunc  FROM TIMESTAMP_TBL WHERE d1 > timestamp without time zone '2009-03-27';
+-- end_equiv
+
+-- start_equiv
+SELECT '' AS "5", d1 FROM TIMESTAMP_TBL  WHERE d1 <= timestamp without time zone '2010-05-15';
+SELECT '' "5", d1 FROM TIMESTAMP_TBL  WHERE d1 <= timestamp without time zone '2010-05-15';
+-- end_equiv
+
+-- start_equiv
+SELECT '' AS date_trunc_week, date_trunc( 'week', timestamp '2004-02-29 15:44:17.71393' ) AS week_trunc;
+SELECT '' date_trunc_week, date_trunc( 'week', timestamp '2004-02-29 15:44:17.71393' )  week_trunc;
+-- end_equiv
+
+-- start_equiv
+SELECT '' AS to_char_1, to_char(d1, 'DAY Day day DY Dy dy MONTH Month month RM MON Mon mon')  FROM TIMESTAMP_TBL;
+SELECT '' to_char_1, to_char(d1, 'DAY Day day DY Dy dy MONTH Month month RM MON Mon mon')  FROM TIMESTAMP_TBL;
+-- end_equiv
+
+-- start_ignore
+drop schema qp_as_alias cascade;
+-- end_ignore
\ No newline at end of file