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mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-07-29 08:21:15 +03:00

Dlee mtr restructure (#2494)

* Restructured test suites and added autopilot and extended suites

* Updated autopilot with correct branch - develop

* Moved setup test case to a 'setup' directory, for consistency

* Fixed a path issue

* Updated some tests cases to keep up with development

Co-authored-by: root <root@rocky8.localdomain>
This commit is contained in:
Daniel Lee
2022-08-09 13:20:56 -05:00
committed by GitHub
parent 8b15e2f6a4
commit 4c9d6e39ac
6839 changed files with 10542409 additions and 77 deletions

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@ -0,0 +1,389 @@
SET sql_mode=ORACLE;
SET default_storage_engine=ColumnStore;
EXPLAIN EXTENDED SELECT 'a'||'b'||'c';
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select concat_operator_oracle(concat_operator_oracle('a','b'),'c') AS "'a'||'b'||'c'"
EXPLAIN EXTENDED SELECT CONCAT('a'||'b'||'c');
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select concat_operator_oracle(concat_operator_oracle(concat_operator_oracle('a','b'),'c')) AS "CONCAT('a'||'b'||'c')"
SELECT '' || '';
'' || ''
SELECT '' || 'b';
'' || 'b'
b
SELECT '' || NULL;
'' || NULL
SELECT 'a' || '';
'a' || ''
a
SELECT 'a' || 'b';
'a' || 'b'
ab
SELECT 'a' || NULL;
'a' || NULL
a
SELECT NULL || '';
NULL || ''
SELECT NULL || 'b';
NULL || 'b'
b
SELECT NULL || NULL;
NULL || NULL
NULL
SELECT '' || '' || '';
'' || '' || ''
SELECT '' || '' || 'c';
'' || '' || 'c'
c
SELECT '' || '' || NULL;
'' || '' || NULL
SELECT '' || 'b' || '';
'' || 'b' || ''
b
SELECT '' || 'b' || 'c';
'' || 'b' || 'c'
bc
SELECT '' || 'b' || NULL;
'' || 'b' || NULL
b
SELECT '' || NULL || '';
'' || NULL || ''
SELECT '' || NULL || 'c';
'' || NULL || 'c'
c
SELECT '' || NULL || NULL;
'' || NULL || NULL
SELECT 'a' || '' || '';
'a' || '' || ''
a
SELECT 'a' || '' || 'c';
'a' || '' || 'c'
ac
SELECT 'a' || '' || NULL;
'a' || '' || NULL
a
SELECT 'a' || 'b' || '';
'a' || 'b' || ''
ab
SELECT 'a' || 'b' || 'c';
'a' || 'b' || 'c'
abc
SELECT 'a' || 'b' || NULL;
'a' || 'b' || NULL
ab
SELECT 'a' || NULL || '';
'a' || NULL || ''
a
SELECT 'a' || NULL || 'c';
'a' || NULL || 'c'
ac
SELECT 'a' || NULL || NULL;
'a' || NULL || NULL
a
SELECT NULL || '' || '';
NULL || '' || ''
SELECT NULL || '' || 'c';
NULL || '' || 'c'
c
SELECT NULL || '' || NULL;
NULL || '' || NULL
SELECT NULL || 'b' || '';
NULL || 'b' || ''
b
SELECT NULL || 'b' || 'c';
NULL || 'b' || 'c'
bc
SELECT NULL || 'b' || NULL;
NULL || 'b' || NULL
b
SELECT NULL || NULL || '';
NULL || NULL || ''
SELECT NULL || NULL || 'c';
NULL || NULL || 'c'
c
SELECT NULL || NULL || NULL;
NULL || NULL || NULL
NULL
CREATE TABLE t1 (a VARCHAR(10), b VARCHAR(10), c VARCHAR(10));
INSERT INTO t1 VALUES ('', '', '');
INSERT INTO t1 VALUES ('', '', 'c');
INSERT INTO t1 VALUES ('', '', NULL);
INSERT INTO t1 VALUES ('', 'b', '');
INSERT INTO t1 VALUES ('', 'b', 'c');
INSERT INTO t1 VALUES ('', 'b', NULL);
INSERT INTO t1 VALUES ('', NULL, '');
INSERT INTO t1 VALUES ('', NULL, 'c');
INSERT INTO t1 VALUES ('', NULL, NULL);
INSERT INTO t1 VALUES ('a', '', '');
INSERT INTO t1 VALUES ('a', '', 'c');
INSERT INTO t1 VALUES ('a', '', NULL);
INSERT INTO t1 VALUES ('a', 'b', '');
INSERT INTO t1 VALUES ('a', 'b', 'c');
INSERT INTO t1 VALUES ('a', 'b', NULL);
INSERT INTO t1 VALUES ('a', NULL, '');
INSERT INTO t1 VALUES ('a', NULL, 'c');
INSERT INTO t1 VALUES ('a', NULL, NULL);
INSERT INTO t1 VALUES (NULL, '', '');
INSERT INTO t1 VALUES (NULL, '', 'c');
INSERT INTO t1 VALUES (NULL, '', NULL);
INSERT INTO t1 VALUES (NULL, 'b', '');
INSERT INTO t1 VALUES (NULL, 'b', 'c');
INSERT INTO t1 VALUES (NULL, 'b', NULL);
INSERT INTO t1 VALUES (NULL, NULL, '');
INSERT INTO t1 VALUES (NULL, NULL, 'c');
INSERT INTO t1 VALUES (NULL, NULL, NULL);
SELECT LENGTH(a||b||c), a||b||c FROM t1 ORDER BY a,b,c;
LENGTH(a||b||c) a||b||c
0 NULL
0 NULL
0 NULL
0 NULL
0 NULL
0 NULL
0 NULL
0 NULL
1 c
1 c
1 c
1 c
1 b
1 b
1 b
1 b
2 bc
2 bc
1 a
1 a
1 a
1 a
2 ac
2 ac
2 ab
2 ab
3 abc
SELECT LENGTH(CONCAT(a||b||c)), CONCAT(a||b||c) FROM t1 ORDER BY a,b,c;
LENGTH(CONCAT(a||b||c)) CONCAT(a||b||c)
0 NULL
0 NULL
0 NULL
0 NULL
0 NULL
0 NULL
0 NULL
0 NULL
1 c
1 c
1 c
1 c
1 b
1 b
1 b
1 b
2 bc
2 bc
1 a
1 a
1 a
1 a
2 ac
2 ac
2 ab
2 ab
3 abc
DROP TABLE t1;
#
# MDEV-12478 CONCAT function inside view casts values incorrectly with Oracle sql_mode
#
SET sql_mode=ORACLE;
CREATE VIEW v1 AS SELECT 'foo'||NULL||'bar' AS test;
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE VIEW "v1" AS select concat_operator_oracle(concat_operator_oracle('foo',NULL),'bar') AS "test" latin1 latin1_swedish_ci
SELECT * FROM v1;
test
foobar
SET sql_mode=DEFAULT;
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select concat_operator_oracle(concat_operator_oracle('foo',NULL),'bar') AS `test` latin1 latin1_swedish_ci
SELECT * FROM v1;
test
foobar
DROP VIEW v1;
SET sql_mode=DEFAULT;
CREATE VIEW v1 AS SELECT CONCAT('foo',NULL,'bar') AS test;
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select concat('foo',NULL,'bar') AS `test` latin1 latin1_swedish_ci
SELECT * FROM v1;
test
NULL
SET sql_mode=ORACLE;
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE VIEW "v1" AS select concat('foo',NULL,'bar') AS "test" latin1 latin1_swedish_ci
SELECT * FROM v1;
test
NULL
DROP VIEW v1;
SET sql_mode=DEFAULT;
CREATE VIEW v1 AS SELECT '0'||'1' AS test;
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select '0' or '1' AS `test` latin1 latin1_swedish_ci
SELECT * FROM v1;
test
1
SET sql_mode=ORACLE;
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE VIEW "v1" AS select '0' or '1' AS "test" latin1 latin1_swedish_ci
SELECT * FROM v1;
test
1
DROP VIEW v1;
#
# MDEV-16186 Concatenation operator || returns wrong results in sql_mode=ORACLE
#
SELECT -1<<1||1 AS a FROM DUAL;
a
18446744073709549568
SELECT -1||0<<1 AS a FROM DUAL;
a
18446744073709551596
EXPLAIN EXTENDED SELECT -1<<1||1 AS a FROM DUAL;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select -1 << concat_operator_oracle(1,1) AS "a"
EXPLAIN EXTENDED SELECT -1||0<<1 AS a FROM DUAL;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select concat_operator_oracle(-1,0) << 1 AS "a"
SELECT -1+1||1 AS a FROM DUAL;
a
01
SELECT -1||0+1 AS a FROM DUAL;
a
-9
EXPLAIN EXTENDED SELECT -1+1||1 AS a FROM DUAL;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select concat_operator_oracle(-1 + 1,1) AS "a"
EXPLAIN EXTENDED SELECT -1||0+1 AS a FROM DUAL;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select concat_operator_oracle(-1,0) + 1 AS "a"
SELECT 1*1||-1 AS a FROM DUAL;
a
1-1
SELECT 1||1*-1 AS a FROM DUAL;
a
1-1
EXPLAIN EXTENDED SELECT 1*1||-1 AS a FROM DUAL;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select concat_operator_oracle(1 * 1,-1) AS "a"
EXPLAIN EXTENDED SELECT 1||1*-1 AS a FROM DUAL;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select concat_operator_oracle(1,1 * -1) AS "a"
SELECT -1^1||1 AS a FROM DUAL;
a
184467440737095516141
SELECT -1||0^1 AS a FROM DUAL;
a
-11
EXPLAIN EXTENDED SELECT -1^1||1 AS a FROM DUAL;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select concat_operator_oracle(-1 ^ 1,1) AS "a"
EXPLAIN EXTENDED SELECT -1||0^1 AS a FROM DUAL;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select concat_operator_oracle(-1,0 ^ 1) AS "a"
#
# MDEV-17359 Concatenation operator || in like expression failed in sql_mode=ORACLE
#
SELECT 'abc' LIKE 'a'||'%';
'abc' LIKE 'a'||'%'
1
EXPLAIN EXTENDED SELECT 'abc' LIKE 'a'||'%';
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select 'abc' like concat_operator_oracle('a','%') AS "'abc' LIKE 'a'||'%'"
SELECT 'x' FROM DUAL WHERE 11 LIKE 1||1;
x
x
SELECT 'x' FROM DUAL WHERE 1||1 LIKE 11;
x
x
SELECT 'x' FROM DUAL WHERE 1||1 LIKE 1||1;
x
x
CREATE TABLE t1 (c1 VARCHAR(10),c2 VARCHAR(10), ord INTEGER);
INSERT INTO t1 VALUES ('a', 'ab' ,1);
INSERT INTO t1 VALUES ('ab', 'ab', 2);
INSERT INTO t1 VALUES ('abc', 'ab', 3);
SELECT c1 FROM t1 WHERE c1 LIKE '%'||'b' ORDER BY ord;
c1
ab
EXPLAIN EXTENDED SELECT c1 FROM t1 WHERE c1 LIKE '%'||'b' ORDER BY ord;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PUSHED SELECT NULL NULL NULL NULL NULL NULL NULL NULL NULL
Warnings:
Note 1003 select "test"."t1"."c1" AS "c1" from "test"."t1" USE INDEX () where "test"."t1"."c1" like concat_operator_oracle('%','b') order by "test"."t1"."ord"
SELECT c1 FROM t1 WHERE c1 LIKE c2||'%'||'c' ORDER BY ord;
c1
abc
EXPLAIN EXTENDED SELECT c1 FROM t1 WHERE c1 LIKE c2||'%'||'c' ORDER BY ord;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PUSHED SELECT NULL NULL NULL NULL NULL NULL NULL NULL NULL
Warnings:
Note 1003 select "test"."t1"."c1" AS "c1" from "test"."t1" USE INDEX () where "test"."t1"."c1" like concat_operator_oracle(concat_operator_oracle("test"."t1"."c2",'%'),'c') order by "test"."t1"."ord"
SELECT 'x' FROM t1 WHERE c1||c2 LIKE 'aa%';
x
x
EXPLAIN EXTENDED SELECT 'x' FROM t1 WHERE c1||c2 LIKE 'aa%';
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PUSHED SELECT NULL NULL NULL NULL NULL NULL NULL NULL NULL
Warnings:
Note 1003 select 'x' AS "x" from "test"."t1" USE INDEX () where concat_operator_oracle("test"."t1"."c1","test"."t1"."c2") like 'aa%'
SELECT 'x' FROM t1 WHERE c1||c2 LIKE c2||c1;
x
x
EXPLAIN EXTENDED SELECT 'x' FROM t1 WHERE c1||c2 LIKE c2||c1;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PUSHED SELECT NULL NULL NULL NULL NULL NULL NULL NULL NULL
Warnings:
Note 1003 select 'x' AS "x" from "test"."t1" USE INDEX () where concat_operator_oracle("test"."t1"."c1","test"."t1"."c2") like concat_operator_oracle("test"."t1"."c2","test"."t1"."c1")
CREATE VIEW v1 AS SELECT c1, c2, c1 LIKE c2||'_' FROM t1 ORDER BY ord;
EXPLAIN EXTENDED SELECT * FROM v1;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 PUSHED SELECT NULL NULL NULL NULL NULL NULL NULL NULL NULL
Warnings:
Note 1003 select "test"."t1"."c1" AS "c1","test"."t1"."c2" AS "c2","test"."t1"."c1" like concat_operator_oracle("test"."t1"."c2",'_') AS "c1 LIKE c2||'_'" from "test"."t1" USE INDEX () order by "test"."t1"."ord"
DROP VIEW v1;
DROP TABLE t1;

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#
# Testing CONCAT with null values
#
SET sql_mode=ORACLE;
SET default_storage_engine=ColumnStore;
EXPLAIN EXTENDED SELECT 'a'||'b'||'c';
EXPLAIN EXTENDED SELECT CONCAT('a'||'b'||'c');
SELECT '' || '';
SELECT '' || 'b';
SELECT '' || NULL;
SELECT 'a' || '';
SELECT 'a' || 'b';
SELECT 'a' || NULL;
SELECT NULL || '';
SELECT NULL || 'b';
SELECT NULL || NULL;
SELECT '' || '' || '';
SELECT '' || '' || 'c';
SELECT '' || '' || NULL;
SELECT '' || 'b' || '';
SELECT '' || 'b' || 'c';
SELECT '' || 'b' || NULL;
SELECT '' || NULL || '';
SELECT '' || NULL || 'c';
SELECT '' || NULL || NULL;
SELECT 'a' || '' || '';
SELECT 'a' || '' || 'c';
SELECT 'a' || '' || NULL;
SELECT 'a' || 'b' || '';
SELECT 'a' || 'b' || 'c';
SELECT 'a' || 'b' || NULL;
SELECT 'a' || NULL || '';
SELECT 'a' || NULL || 'c';
SELECT 'a' || NULL || NULL;
SELECT NULL || '' || '';
SELECT NULL || '' || 'c';
SELECT NULL || '' || NULL;
SELECT NULL || 'b' || '';
SELECT NULL || 'b' || 'c';
SELECT NULL || 'b' || NULL;
SELECT NULL || NULL || '';
SELECT NULL || NULL || 'c';
SELECT NULL || NULL || NULL;
CREATE TABLE t1 (a VARCHAR(10), b VARCHAR(10), c VARCHAR(10));
INSERT INTO t1 VALUES ('', '', '');
INSERT INTO t1 VALUES ('', '', 'c');
INSERT INTO t1 VALUES ('', '', NULL);
INSERT INTO t1 VALUES ('', 'b', '');
INSERT INTO t1 VALUES ('', 'b', 'c');
INSERT INTO t1 VALUES ('', 'b', NULL);
INSERT INTO t1 VALUES ('', NULL, '');
INSERT INTO t1 VALUES ('', NULL, 'c');
INSERT INTO t1 VALUES ('', NULL, NULL);
INSERT INTO t1 VALUES ('a', '', '');
INSERT INTO t1 VALUES ('a', '', 'c');
INSERT INTO t1 VALUES ('a', '', NULL);
INSERT INTO t1 VALUES ('a', 'b', '');
INSERT INTO t1 VALUES ('a', 'b', 'c');
INSERT INTO t1 VALUES ('a', 'b', NULL);
INSERT INTO t1 VALUES ('a', NULL, '');
INSERT INTO t1 VALUES ('a', NULL, 'c');
INSERT INTO t1 VALUES ('a', NULL, NULL);
INSERT INTO t1 VALUES (NULL, '', '');
INSERT INTO t1 VALUES (NULL, '', 'c');
INSERT INTO t1 VALUES (NULL, '', NULL);
INSERT INTO t1 VALUES (NULL, 'b', '');
INSERT INTO t1 VALUES (NULL, 'b', 'c');
INSERT INTO t1 VALUES (NULL, 'b', NULL);
INSERT INTO t1 VALUES (NULL, NULL, '');
INSERT INTO t1 VALUES (NULL, NULL, 'c');
INSERT INTO t1 VALUES (NULL, NULL, NULL);
SELECT LENGTH(a||b||c), a||b||c FROM t1 ORDER BY a,b,c;
SELECT LENGTH(CONCAT(a||b||c)), CONCAT(a||b||c) FROM t1 ORDER BY a,b,c;
DROP TABLE t1;
--echo #
--echo # MDEV-12478 CONCAT function inside view casts values incorrectly with Oracle sql_mode
--echo #
SET sql_mode=ORACLE;
CREATE VIEW v1 AS SELECT 'foo'||NULL||'bar' AS test;
SHOW CREATE VIEW v1;
SELECT * FROM v1;
SET sql_mode=DEFAULT;
SHOW CREATE VIEW v1;
SELECT * FROM v1;
DROP VIEW v1;
SET sql_mode=DEFAULT;
CREATE VIEW v1 AS SELECT CONCAT('foo',NULL,'bar') AS test;
SHOW CREATE VIEW v1;
SELECT * FROM v1;
SET sql_mode=ORACLE;
SHOW CREATE VIEW v1;
SELECT * FROM v1;
DROP VIEW v1;
SET sql_mode=DEFAULT;
CREATE VIEW v1 AS SELECT '0'||'1' AS test;
SHOW CREATE VIEW v1;
SELECT * FROM v1;
SET sql_mode=ORACLE;
SHOW CREATE VIEW v1;
SELECT * FROM v1;
DROP VIEW v1;
--echo #
--echo # MDEV-16186 Concatenation operator || returns wrong results in sql_mode=ORACLE
--echo #
# Concatenation operator || has the same precedence with +
# (stronger than << and weaker than * ^)
SELECT -1<<1||1 AS a FROM DUAL;
SELECT -1||0<<1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1<<1||1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1||0<<1 AS a FROM DUAL;
SELECT -1+1||1 AS a FROM DUAL;
SELECT -1||0+1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1+1||1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1||0+1 AS a FROM DUAL;
SELECT 1*1||-1 AS a FROM DUAL;
SELECT 1||1*-1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT 1*1||-1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT 1||1*-1 AS a FROM DUAL;
SELECT -1^1||1 AS a FROM DUAL;
SELECT -1||0^1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1^1||1 AS a FROM DUAL;
EXPLAIN EXTENDED SELECT -1||0^1 AS a FROM DUAL;
--echo #
--echo # MDEV-17359 Concatenation operator || in like expression failed in sql_mode=ORACLE
--echo #
SELECT 'abc' LIKE 'a'||'%';
EXPLAIN EXTENDED SELECT 'abc' LIKE 'a'||'%';
SELECT 'x' FROM DUAL WHERE 11 LIKE 1||1;
SELECT 'x' FROM DUAL WHERE 1||1 LIKE 11;
SELECT 'x' FROM DUAL WHERE 1||1 LIKE 1||1;
CREATE TABLE t1 (c1 VARCHAR(10),c2 VARCHAR(10), ord INTEGER);
INSERT INTO t1 VALUES ('a', 'ab' ,1);
INSERT INTO t1 VALUES ('ab', 'ab', 2);
INSERT INTO t1 VALUES ('abc', 'ab', 3);
SELECT c1 FROM t1 WHERE c1 LIKE '%'||'b' ORDER BY ord;
EXPLAIN EXTENDED SELECT c1 FROM t1 WHERE c1 LIKE '%'||'b' ORDER BY ord;
SELECT c1 FROM t1 WHERE c1 LIKE c2||'%'||'c' ORDER BY ord;
EXPLAIN EXTENDED SELECT c1 FROM t1 WHERE c1 LIKE c2||'%'||'c' ORDER BY ord;
SELECT 'x' FROM t1 WHERE c1||c2 LIKE 'aa%';
EXPLAIN EXTENDED SELECT 'x' FROM t1 WHERE c1||c2 LIKE 'aa%';
SELECT 'x' FROM t1 WHERE c1||c2 LIKE c2||c1;
EXPLAIN EXTENDED SELECT 'x' FROM t1 WHERE c1||c2 LIKE c2||c1;
CREATE VIEW v1 AS SELECT c1, c2, c1 LIKE c2||'_' FROM t1 ORDER BY ord;
EXPLAIN EXTENDED SELECT * FROM v1;
DROP VIEW v1;
DROP TABLE t1;

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SET sql_mode=ORACLE;
SET default_storage_engine=ColumnStore;
SELECT DECODE(10);
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ')' at line 1
SELECT DECODE(10,10);
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ')' at line 1
SELECT DECODE(10,10,'x10');
DECODE(10,10,'x10')
x10
SELECT DECODE(11,10,'x10');
DECODE(11,10,'x10')
NULL
SELECT DECODE(10,10,'x10','def');
DECODE(10,10,'x10','def')
x10
SELECT DECODE(11,10,'x10','def');
DECODE(11,10,'x10','def')
def
SELECT DECODE(10,10,'x10',11,'x11','def');
DECODE(10,10,'x10',11,'x11','def')
x10
SELECT DECODE(11,10,'x10',11,'x11','def');
DECODE(11,10,'x10',11,'x11','def')
x11
SELECT DECODE(12,10,'x10',11,'x11','def');
DECODE(12,10,'x10',11,'x11','def')
def
EXPLAIN EXTENDED SELECT DECODE(12,10,'x10',11,'x11','def');
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select decode_oracle(12,10,'x10',11,'x11','def') AS "DECODE(12,10,'x10',11,'x11','def')"
CREATE TABLE decode (decode int);
DROP TABLE decode;
#
# MDEV-13863 sql_mode=ORACLE: DECODE does not treat two NULLs as equivalent
#
SELECT DECODE(10);
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ')' at line 1
SELECT DECODE(10,10);
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ')' at line 1
SELECT DECODE_ORACLE(10);
ERROR 42000: Incorrect parameter count in the call to native function 'DECODE_ORACLE'
SELECT DECODE_ORACLE(10,10);
ERROR 42000: Incorrect parameter count in the call to native function 'DECODE_ORACLE'
EXPLAIN EXTENDED SELECT DECODE(12,10,'x10',11,'x11');
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select decode_oracle(12,10,'x10',11,'x11') AS "DECODE(12,10,'x10',11,'x11')"
EXPLAIN EXTENDED SELECT DECODE(12,10,'x10',11,'x11','def');
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select decode_oracle(12,10,'x10',11,'x11','def') AS "DECODE(12,10,'x10',11,'x11','def')"
EXPLAIN EXTENDED SELECT DECODE_ORACLE(12,10,'x10',11,'x11');
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select decode_oracle(12,10,'x10',11,'x11') AS "DECODE_ORACLE(12,10,'x10',11,'x11')"
EXPLAIN EXTENDED SELECT DECODE_ORACLE(12,10,'x10',11,'x11','def');
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select decode_oracle(12,10,'x10',11,'x11','def') AS "DECODE_ORACLE(12,10,'x10',11,'x11','def')"
CREATE TABLE t1 (a INT);
CREATE VIEW v1 AS
SELECT
DECODE(a,1,'x1',NULL,'xNULL') AS d1,
DECODE(a,1,'x1',NULL,'xNULL','xELSE') AS d2,
DECODE_ORACLE(a,1,'x1',NULL,'xNULL') AS d3,
DECODE_ORACLE(a,1,'x1',NULL,'xNULL','xELSE') AS d4
FROM t1;
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE VIEW "v1" AS select decode_oracle("t1"."a",1,'x1',NULL,'xNULL') AS "d1",decode_oracle("t1"."a",1,'x1',NULL,'xNULL','xELSE') AS "d2",decode_oracle("t1"."a",1,'x1',NULL,'xNULL') AS "d3",decode_oracle("t1"."a",1,'x1',NULL,'xNULL','xELSE') AS "d4" from "t1" latin1 latin1_swedish_ci
DROP VIEW v1;
DROP TABLE t1;
SELECT DECODE(TIME'10:20:31','10:20:31','then1','10:20:32','then2','def');
DECODE(TIME'10:20:31','10:20:31','then1','10:20:32','then2','def')
then1
SELECT DECODE(TIME'10:20:32','10:20:31','then1','10:20:32','then2','def');
DECODE(TIME'10:20:32','10:20:31','then1','10:20:32','then2','def')
then2
SELECT DECODE(TIME'10:20:33','10:20:31','then1',NULL,'then2NULL','10:20:33','then3','def');
DECODE(TIME'10:20:33','10:20:31','then1',NULL,'then2NULL','10:20:33','then3','def')
then3
SELECT DECODE(NULL,TIME'10:20:31','then1',NULL,'then2NULL','10:20:33','then3','def');
DECODE(NULL,TIME'10:20:31','then1',NULL,'then2NULL','10:20:33','then3','def')
then2NULL
SELECT DECODE(TIMESTAMP'2001-01-01 10:20:31','2001-01-01 10:20:31','then1','2001-01-01 10:20:32','then2','def');
DECODE(TIMESTAMP'2001-01-01 10:20:31','2001-01-01 10:20:31','then1','2001-01-01 10:20:32','then2','def')
then1
SELECT DECODE(TIMESTAMP'2001-01-01 10:20:32','2001-01-01 10:20:31','then1','2001-01-01 10:20:32','then2','def');
DECODE(TIMESTAMP'2001-01-01 10:20:32','2001-01-01 10:20:31','then1','2001-01-01 10:20:32','then2','def')
then2
SELECT DECODE(TIMESTAMP'2001-01-01 10:20:33','2001-01-01 10:20:31','then1',NULL,'then2NULL','2001-01-01 10:20:33','then3','def');
DECODE(TIMESTAMP'2001-01-01 10:20:33','2001-01-01 10:20:31','then1',NULL,'then2NULL','2001-01-01 10:20:33','then3','def')
then3
SELECT DECODE(NULL,TIMESTAMP'2001-01-01 10:20:31','then1',NULL,'then2NULL','2001-01-01 10:20:33','then3','def');
DECODE(NULL,TIMESTAMP'2001-01-01 10:20:31','then1',NULL,'then2NULL','2001-01-01 10:20:33','then3','def')
then2NULL
SELECT DECODE('w1','w1','then1','w2','then2','def');
DECODE('w1','w1','then1','w2','then2','def')
then1
SELECT DECODE('w2','w1','then1','w2','then2','def');
DECODE('w2','w1','then1','w2','then2','def')
then2
SELECT DECODE('w3','w1','then1',NULL,'then2NULL','w3','then3','def');
DECODE('w3','w1','then1',NULL,'then2NULL','w3','then3','def')
then3
SELECT DECODE(NULL,'w1','then1',NULL,'then2NULL','w3','then3','def');
DECODE(NULL,'w1','then1',NULL,'then2NULL','w3','then3','def')
then2NULL
SELECT DECODE(1,1,'then1',2,'then2','def');
DECODE(1,1,'then1',2,'then2','def')
then1
SELECT DECODE(2,1,'then1',2,'then2','def');
DECODE(2,1,'then1',2,'then2','def')
then2
SELECT DECODE(3,1,'then1',NULL,'then2NULL',3,'then3','def');
DECODE(3,1,'then1',NULL,'then2NULL',3,'then3','def')
then3
SELECT DECODE(NULL,1,'then1',NULL,'then2NULL',3,'then3','def');
DECODE(NULL,1,'then1',NULL,'then2NULL',3,'then3','def')
then2NULL
SELECT DECODE(CAST(NULL AS SIGNED),1,'then1',NULL,'then2NULL',3,'then3','def');
DECODE(CAST(NULL AS SIGNED),1,'then1',NULL,'then2NULL',3,'then3','def')
then2NULL
SELECT DECODE(1.0,1.0,'then1',2.0,'then2','def');
DECODE(1.0,1.0,'then1',2.0,'then2','def')
then1
SELECT DECODE(2.0,1.0,'then1',2.0,'then2','def');
DECODE(2.0,1.0,'then1',2.0,'then2','def')
then2
SELECT DECODE(3.0,1.0,'then1',NULL,'then2NULL',3.0,'then3','def');
DECODE(3.0,1.0,'then1',NULL,'then2NULL',3.0,'then3','def')
then3
SELECT DECODE(NULL,1.0,'then1',NULL,'then2NULL',3.0,'then3','def');
DECODE(NULL,1.0,'then1',NULL,'then2NULL',3.0,'then3','def')
then2NULL
SELECT DECODE(CAST(NULL AS DECIMAL),1.0,'then1',NULL,'then2NULL',3.0,'then3','def');
DECODE(CAST(NULL AS DECIMAL),1.0,'then1',NULL,'then2NULL',3.0,'then3','def')
then2NULL
SELECT DECODE(1e0,1e0,'then1',2e0,'then2','def');
DECODE(1e0,1e0,'then1',2e0,'then2','def')
then1
SELECT DECODE(2e0,1e0,'then1',2e0,'then2','def');
DECODE(2e0,1e0,'then1',2e0,'then2','def')
then2
SELECT DECODE(3e0,1e0,'then1',NULL,'then2NULL',3e0,'then3','def');
DECODE(3e0,1e0,'then1',NULL,'then2NULL',3e0,'then3','def')
then3
SELECT DECODE(NULL,1e0,'then1',NULL,'then2NULL',3e0,'then3','def');
DECODE(NULL,1e0,'then1',NULL,'then2NULL',3e0,'then3','def')
then2NULL
SELECT DECODE(CAST(NULL AS DOUBLE),1e0,'then1',NULL,'then2NULL',3e0,'then3','def');
DECODE(CAST(NULL AS DOUBLE),1e0,'then1',NULL,'then2NULL',3e0,'then3','def')
then2NULL
SELECT DECODE(NULL,NULL,1,2) FROM DUAL;
DECODE(NULL,NULL,1,2)
1
SELECT DECODE(NULL,10,10,NULL,1,2) FROM DUAL;
DECODE(NULL,10,10,NULL,1,2)
1
SELECT DECODE_ORACLE(NULL,NULL,1,2) FROM DUAL;
DECODE_ORACLE(NULL,NULL,1,2)
1
SELECT DECODE_ORACLE(NULL,10,10,NULL,1,2) FROM DUAL;
DECODE_ORACLE(NULL,10,10,NULL,1,2)
1

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SET sql_mode=ORACLE;
SET default_storage_engine=ColumnStore;
--error ER_PARSE_ERROR
SELECT DECODE(10);
--error ER_PARSE_ERROR
SELECT DECODE(10,10);
SELECT DECODE(10,10,'x10');
SELECT DECODE(11,10,'x10');
SELECT DECODE(10,10,'x10','def');
SELECT DECODE(11,10,'x10','def');
SELECT DECODE(10,10,'x10',11,'x11','def');
SELECT DECODE(11,10,'x10',11,'x11','def');
SELECT DECODE(12,10,'x10',11,'x11','def');
EXPLAIN EXTENDED SELECT DECODE(12,10,'x10',11,'x11','def');
CREATE TABLE decode (decode int);
DROP TABLE decode;
--echo #
--echo # MDEV-13863 sql_mode=ORACLE: DECODE does not treat two NULLs as equivalent
--echo #
--error ER_PARSE_ERROR
SELECT DECODE(10);
--error ER_PARSE_ERROR
SELECT DECODE(10,10);
--error ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT
SELECT DECODE_ORACLE(10);
--error ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT
SELECT DECODE_ORACLE(10,10);
EXPLAIN EXTENDED SELECT DECODE(12,10,'x10',11,'x11');
EXPLAIN EXTENDED SELECT DECODE(12,10,'x10',11,'x11','def');
EXPLAIN EXTENDED SELECT DECODE_ORACLE(12,10,'x10',11,'x11');
EXPLAIN EXTENDED SELECT DECODE_ORACLE(12,10,'x10',11,'x11','def');
CREATE TABLE t1 (a INT);
CREATE VIEW v1 AS
SELECT
DECODE(a,1,'x1',NULL,'xNULL') AS d1,
DECODE(a,1,'x1',NULL,'xNULL','xELSE') AS d2,
DECODE_ORACLE(a,1,'x1',NULL,'xNULL') AS d3,
DECODE_ORACLE(a,1,'x1',NULL,'xNULL','xELSE') AS d4
FROM t1;
SHOW CREATE VIEW v1;
DROP VIEW v1;
DROP TABLE t1;
SELECT DECODE(TIME'10:20:31','10:20:31','then1','10:20:32','then2','def');
SELECT DECODE(TIME'10:20:32','10:20:31','then1','10:20:32','then2','def');
SELECT DECODE(TIME'10:20:33','10:20:31','then1',NULL,'then2NULL','10:20:33','then3','def');
SELECT DECODE(NULL,TIME'10:20:31','then1',NULL,'then2NULL','10:20:33','then3','def');
SELECT DECODE(TIMESTAMP'2001-01-01 10:20:31','2001-01-01 10:20:31','then1','2001-01-01 10:20:32','then2','def');
SELECT DECODE(TIMESTAMP'2001-01-01 10:20:32','2001-01-01 10:20:31','then1','2001-01-01 10:20:32','then2','def');
SELECT DECODE(TIMESTAMP'2001-01-01 10:20:33','2001-01-01 10:20:31','then1',NULL,'then2NULL','2001-01-01 10:20:33','then3','def');
SELECT DECODE(NULL,TIMESTAMP'2001-01-01 10:20:31','then1',NULL,'then2NULL','2001-01-01 10:20:33','then3','def');
SELECT DECODE('w1','w1','then1','w2','then2','def');
SELECT DECODE('w2','w1','then1','w2','then2','def');
SELECT DECODE('w3','w1','then1',NULL,'then2NULL','w3','then3','def');
SELECT DECODE(NULL,'w1','then1',NULL,'then2NULL','w3','then3','def');
SELECT DECODE(1,1,'then1',2,'then2','def');
SELECT DECODE(2,1,'then1',2,'then2','def');
SELECT DECODE(3,1,'then1',NULL,'then2NULL',3,'then3','def');
SELECT DECODE(NULL,1,'then1',NULL,'then2NULL',3,'then3','def');
SELECT DECODE(CAST(NULL AS SIGNED),1,'then1',NULL,'then2NULL',3,'then3','def');
SELECT DECODE(1.0,1.0,'then1',2.0,'then2','def');
SELECT DECODE(2.0,1.0,'then1',2.0,'then2','def');
SELECT DECODE(3.0,1.0,'then1',NULL,'then2NULL',3.0,'then3','def');
SELECT DECODE(NULL,1.0,'then1',NULL,'then2NULL',3.0,'then3','def');
SELECT DECODE(CAST(NULL AS DECIMAL),1.0,'then1',NULL,'then2NULL',3.0,'then3','def');
SELECT DECODE(1e0,1e0,'then1',2e0,'then2','def');
SELECT DECODE(2e0,1e0,'then1',2e0,'then2','def');
SELECT DECODE(3e0,1e0,'then1',NULL,'then2NULL',3e0,'then3','def');
SELECT DECODE(NULL,1e0,'then1',NULL,'then2NULL',3e0,'then3','def');
SELECT DECODE(CAST(NULL AS DOUBLE),1e0,'then1',NULL,'then2NULL',3e0,'then3','def');
SELECT DECODE(NULL,NULL,1,2) FROM DUAL;
SELECT DECODE(NULL,10,10,NULL,1,2) FROM DUAL;
SELECT DECODE_ORACLE(NULL,NULL,1,2) FROM DUAL;
SELECT DECODE_ORACLE(NULL,10,10,NULL,1,2) FROM DUAL;

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SET sql_mode=ORACLE;
SET default_storage_engine=ColumnStore;
#
# MDEV-13003 - Oracle compatibility : Replace function
#
SELECT REPLACE(null,'a','b') ;
REPLACE(null,'a','b')
NULL
SELECT REPLACE('ab',null,'b') ;
REPLACE('ab',null,'b')
ab
SELECT REPLACE('ab','a',null) ;
REPLACE('ab','a',null)
b
SELECT REPLACE('ab',null,null) ;
REPLACE('ab',null,null)
ab
SELECT REPLACE('aaa','a',null) ;
REPLACE('aaa','a',null)
NULL
EXPLAIN EXTENDED SELECT REPLACE('ab','a',null) ;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select replace_oracle('ab','a',NULL) AS "REPLACE('ab','a',null)"
CREATE VIEW v1 AS SELECT REPLACE('ab','a',null) ;
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE VIEW "v1" AS select replace_oracle('ab','a',NULL) AS "REPLACE('ab','a',null)" latin1 latin1_swedish_ci
SELECT * FROM v1;
REPLACE('ab','a',null)
b
DROP VIEW v1;

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#
# Testing replace with null args
#
SET sql_mode=ORACLE;
SET default_storage_engine=ColumnStore;
--echo #
--echo # MDEV-13003 - Oracle compatibility : Replace function
--echo #
SELECT REPLACE(null,'a','b') ;
SELECT REPLACE('ab',null,'b') ;
SELECT REPLACE('ab','a',null) ;
SELECT REPLACE('ab',null,null) ;
SELECT REPLACE('aaa','a',null) ;
EXPLAIN EXTENDED SELECT REPLACE('ab','a',null) ;
CREATE VIEW v1 AS SELECT REPLACE('ab','a',null) ;
SHOW CREATE VIEW v1;
SELECT * FROM v1;
DROP VIEW v1;

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SET sql_mode=ORACLE;
SET default_storage_engine=ColumnStore;
#
# MDEV-15664 sql_mode=ORACLE: Make TRIM return NULL instead of empty string
#
SELECT TRIM('abc'), TRIM('abc ')||'.', '.'||TRIM(' abc ')||'.', TRIM(' '), TRIM(NULL), TRIM(SPACE(0)),TRIM(SPACE(10)) FROM dual;
TRIM('abc') TRIM('abc ')||'.' '.'||TRIM(' abc ')||'.' TRIM(' ') TRIM(NULL) TRIM(SPACE(0)) TRIM(SPACE(10))
abc abc. .abc. NULL NULL NULL NULL
SELECT TRIM(TRAILING 'abc' FROM 'abc');
TRIM(TRAILING 'abc' FROM 'abc')
NULL
SELECT TRIM(TRAILING 'abc' FROM 'abc ');
TRIM(TRAILING 'abc' FROM 'abc ')
abc
SELECT TRIM(TRAILING 'abc' FROM ' abc');
TRIM(TRAILING 'abc' FROM ' abc')
SELECT TRIM(LEADING 'abc' FROM 'abc');
TRIM(LEADING 'abc' FROM 'abc')
NULL
SELECT TRIM(LEADING 'abc' FROM 'abc ');
TRIM(LEADING 'abc' FROM 'abc ')
SELECT TRIM(LEADING 'abc' FROM ' abc');
TRIM(LEADING 'abc' FROM ' abc')
abc
SELECT TRIM(BOTH 'abc' FROM 'abc');
TRIM(BOTH 'abc' FROM 'abc')
NULL
SELECT TRIM(BOTH 'abc' FROM 'abc ');
TRIM(BOTH 'abc' FROM 'abc ')
SELECT TRIM(BOTH 'abc' FROM ' abc');
TRIM(BOTH 'abc' FROM ' abc')
SELECT RTRIM('abc'), RTRIM('abc ')||'.', RTRIM(' abc ')||'.', RTRIM(' '), RTRIM(NULL), RTRIM(SPACE(0)),RTRIM(SPACE(10)) FROM dual;
RTRIM('abc') RTRIM('abc ')||'.' RTRIM(' abc ')||'.' RTRIM(' ') RTRIM(NULL) RTRIM(SPACE(0)) RTRIM(SPACE(10))
abc abc. abc. NULL NULL NULL NULL
SELECT LTRIM('abc'), LTRIM('abc '), LTRIM(' abc '), LTRIM(' '), LTRIM(NULL), LTRIM(SPACE(0)),LTRIM(SPACE(10)) FROM dual;
LTRIM('abc') LTRIM('abc ') LTRIM(' abc ') LTRIM(' ') LTRIM(NULL) LTRIM(SPACE(0)) LTRIM(SPACE(10))
abc abc abc NULL NULL NULL NULL
CREATE TABLE t1 (c1 VARCHAR(10),ord INTEGER);
INSERT INTO t1 VALUES ('abc',1);
INSERT INTO t1 VALUES (SPACE(0),2);
INSERT INTO t1 VALUES ('',3);
INSERT INTO t1 VALUES (' ',4);
INSERT INTO t1 VALUES (' ',5);
INSERT INTO t1 VALUES (' a ',6);
INSERT INTO t1 VALUES ('aa',7);
INSERT INTO t1 VALUES ('aabb',8);
INSERT INTO t1 VALUES ('bbaa',9);
INSERT INTO t1 VALUES ('aabbaa',10);
SELECT ord,'['||c1||']','.'||COALESCE(TRIM(LEADING 'a' FROM c1),'NULL')||'.' FROM t1 ORDER BY ord;
ord '['||c1||']' '.'||COALESCE(TRIM(LEADING 'a' FROM c1),'NULL')||'.'
1 [abc] .bc.
2 [] .NULL.
3 [] .NULL.
4 [ ] . .
5 [ ] . .
6 [ a ] . a .
7 [aa] .NULL.
8 [aabb] .bb.
9 [bbaa] .bbaa.
10 [aabbaa] .bbaa.
SELECT ord,'['||c1||']','.'||COALESCE(TRIM(TRAILING 'a' FROM c1),'NULL')||'.' FROM t1 ORDER BY ord;
ord '['||c1||']' '.'||COALESCE(TRIM(TRAILING 'a' FROM c1),'NULL')||'.'
1 [abc] .abc.
2 [] .NULL.
3 [] .NULL.
4 [ ] . .
5 [ ] . .
6 [ a ] . a .
7 [aa] .NULL.
8 [aabb] .aabb.
9 [bbaa] .bb.
10 [aabbaa] .aabb.
SELECT ord,'['||c1||']','.'||COALESCE(TRIM(BOTH 'a' FROM c1),'NULL')||'.' FROM t1 ORDER BY ord;
ord '['||c1||']' '.'||COALESCE(TRIM(BOTH 'a' FROM c1),'NULL')||'.'
1 [abc] .bc.
2 [] .NULL.
3 [] .NULL.
4 [ ] . .
5 [ ] . .
6 [ a ] . a .
7 [aa] .NULL.
8 [aabb] .bb.
9 [bbaa] .bb.
10 [aabbaa] .bb.
SELECT ord,'['||c1||']',COALESCE(LTRIM(c1),'NULL') FROM t1 ORDER BY ord;
ord '['||c1||']' COALESCE(LTRIM(c1),'NULL')
1 [abc] abc
2 [] NULL
3 [] NULL
4 [ ] NULL
5 [ ] NULL
6 [ a ] a
7 [aa] aa
8 [aabb] aabb
9 [bbaa] bbaa
10 [aabbaa] aabbaa
SELECT ord,'['||c1||']',COALESCE(RTRIM(c1),'NULL')||'.' FROM t1 ORDER BY ord;
ord '['||c1||']' COALESCE(RTRIM(c1),'NULL')||'.'
1 [abc] abc.
2 [] NULL.
3 [] NULL.
4 [ ] NULL.
5 [ ] NULL.
6 [ a ] a.
7 [aa] aa.
8 [aabb] aabb.
9 [bbaa] bbaa.
10 [aabbaa] aabbaa.
EXPLAIN EXTENDED SELECT TRIM('abc'),
TRIM(BOTH 'a' FROM 'abc'),
TRIM(LEADING 'a' FROM 'abc'),
TRIM(TRAILING 'a' FROM 'abc') ;
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select trim_oracle('abc') AS "TRIM('abc')",trim_oracle(both 'a' from 'abc') AS "TRIM(BOTH 'a' FROM 'abc')",trim_oracle(leading 'a' from 'abc') AS "TRIM(LEADING 'a' FROM 'abc')",trim_oracle(trailing 'a' from 'abc') AS "TRIM(TRAILING 'a' FROM 'abc')"
EXPLAIN EXTENDED SELECT RTRIM('abc'),
LTRIM('abc');
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select rtrim_oracle('abc') AS "RTRIM('abc')",ltrim_oracle('abc') AS "LTRIM('abc')"
CREATE VIEW v1 AS SELECT ord,TRIM('abc'),RTRIM('abc'),LTRIM('abc'),
'['||c1||']',
TRIM(LEADING 'a' FROM c1),
TRIM(TRAILING 'a' FROM c1),
TRIM(BOTH 'a' FROM c1),
LTRIM(c1),
RTRIM(c1)
FROM t1 ORDER BY ord ;
SHOW CREATE VIEW v1;
View Create View character_set_client collation_connection
v1 CREATE VIEW "v1" AS select "t1"."ord" AS "ord",trim_oracle('abc') AS "TRIM('abc')",rtrim_oracle('abc') AS "RTRIM('abc')",ltrim_oracle('abc') AS "LTRIM('abc')",concat_operator_oracle(concat_operator_oracle('[',"t1"."c1"),']') AS "'['||c1||']'",trim_oracle(leading 'a' from "t1"."c1") AS "TRIM(LEADING 'a' FROM c1)",trim_oracle(trailing 'a' from "t1"."c1") AS "TRIM(TRAILING 'a' FROM c1)",trim_oracle(both 'a' from "t1"."c1") AS "TRIM(BOTH 'a' FROM c1)",ltrim_oracle("t1"."c1") AS "LTRIM(c1)",rtrim_oracle("t1"."c1") AS "RTRIM(c1)" from "t1" order by "t1"."ord" latin1 latin1_swedish_ci
SELECT * FROM v1;
ord TRIM('abc') RTRIM('abc') LTRIM('abc') '['||c1||']' TRIM(LEADING 'a' FROM c1) TRIM(TRAILING 'a' FROM c1) TRIM(BOTH 'a' FROM c1) LTRIM(c1) RTRIM(c1)
1 abc abc abc [abc] bc abc bc abc abc
2 abc abc abc [] NULL NULL NULL NULL NULL
3 abc abc abc [] NULL NULL NULL NULL NULL
4 abc abc abc [ ] NULL NULL
5 abc abc abc [ ] NULL NULL
6 abc abc abc [ a ] a a a a a
7 abc abc abc [aa] NULL NULL NULL aa aa
8 abc abc abc [aabb] bb aabb bb aabb aabb
9 abc abc abc [bbaa] bbaa bb bb bbaa bbaa
10 abc abc abc [aabbaa] bbaa aabb bb aabbaa aabbaa
DROP VIEW v1;
DROP TABLE t1;
CREATE TABLE t1 (c1 VARCHAR(10) NOT NULL);
CREATE TABLE t2 AS SELECT TRIM(LEADING 'a' FROM c1) AS C1,
TRIM(TRAILING 'a' FROM c1) AS C2,
TRIM(BOTH 'a' FROM c1) AS C3,
LTRIM(c1) AS C4,
RTRIM(c1) AS C5
FROM t1;
SHOW CREATE TABLE t2;
Table Create Table
t2 CREATE TABLE "t2" (
"C1" varchar(10) DEFAULT NULL,
"C2" varchar(10) DEFAULT NULL,
"C3" varchar(10) DEFAULT NULL,
"C4" varchar(10) DEFAULT NULL,
"C5" varchar(10) DEFAULT NULL
)
DROP TABLE t2;
DROP TABLE t1;
CREATE TABLE trim_oracle (trim_oracle int);
DROP TABLE trim_oracle;

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SET sql_mode=ORACLE;
SET default_storage_engine=ColumnStore;
--echo #
--echo # MDEV-15664 sql_mode=ORACLE: Make TRIM return NULL instead of empty string
--echo #
SELECT TRIM('abc'), TRIM('abc ')||'.', '.'||TRIM(' abc ')||'.', TRIM(' '), TRIM(NULL), TRIM(SPACE(0)),TRIM(SPACE(10)) FROM dual;
SELECT TRIM(TRAILING 'abc' FROM 'abc');
SELECT TRIM(TRAILING 'abc' FROM 'abc ');
SELECT TRIM(TRAILING 'abc' FROM ' abc');
SELECT TRIM(LEADING 'abc' FROM 'abc');
SELECT TRIM(LEADING 'abc' FROM 'abc ');
SELECT TRIM(LEADING 'abc' FROM ' abc');
SELECT TRIM(BOTH 'abc' FROM 'abc');
SELECT TRIM(BOTH 'abc' FROM 'abc ');
SELECT TRIM(BOTH 'abc' FROM ' abc');
SELECT RTRIM('abc'), RTRIM('abc ')||'.', RTRIM(' abc ')||'.', RTRIM(' '), RTRIM(NULL), RTRIM(SPACE(0)),RTRIM(SPACE(10)) FROM dual;
SELECT LTRIM('abc'), LTRIM('abc '), LTRIM(' abc '), LTRIM(' '), LTRIM(NULL), LTRIM(SPACE(0)),LTRIM(SPACE(10)) FROM dual;
CREATE TABLE t1 (c1 VARCHAR(10),ord INTEGER);
INSERT INTO t1 VALUES ('abc',1);
INSERT INTO t1 VALUES (SPACE(0),2);
INSERT INTO t1 VALUES ('',3);
INSERT INTO t1 VALUES (' ',4);
INSERT INTO t1 VALUES (' ',5);
INSERT INTO t1 VALUES (' a ',6);
INSERT INTO t1 VALUES ('aa',7);
INSERT INTO t1 VALUES ('aabb',8);
INSERT INTO t1 VALUES ('bbaa',9);
INSERT INTO t1 VALUES ('aabbaa',10);
SELECT ord,'['||c1||']','.'||COALESCE(TRIM(LEADING 'a' FROM c1),'NULL')||'.' FROM t1 ORDER BY ord;
SELECT ord,'['||c1||']','.'||COALESCE(TRIM(TRAILING 'a' FROM c1),'NULL')||'.' FROM t1 ORDER BY ord;
SELECT ord,'['||c1||']','.'||COALESCE(TRIM(BOTH 'a' FROM c1),'NULL')||'.' FROM t1 ORDER BY ord;
SELECT ord,'['||c1||']',COALESCE(LTRIM(c1),'NULL') FROM t1 ORDER BY ord;
SELECT ord,'['||c1||']',COALESCE(RTRIM(c1),'NULL')||'.' FROM t1 ORDER BY ord;
EXPLAIN EXTENDED SELECT TRIM('abc'),
TRIM(BOTH 'a' FROM 'abc'),
TRIM(LEADING 'a' FROM 'abc'),
TRIM(TRAILING 'a' FROM 'abc') ;
EXPLAIN EXTENDED SELECT RTRIM('abc'),
LTRIM('abc');
CREATE VIEW v1 AS SELECT ord,TRIM('abc'),RTRIM('abc'),LTRIM('abc'),
'['||c1||']',
TRIM(LEADING 'a' FROM c1),
TRIM(TRAILING 'a' FROM c1),
TRIM(BOTH 'a' FROM c1),
LTRIM(c1),
RTRIM(c1)
FROM t1 ORDER BY ord ;
SHOW CREATE VIEW v1;
SELECT * FROM v1;
DROP VIEW v1;
DROP TABLE t1;
CREATE TABLE t1 (c1 VARCHAR(10) NOT NULL);
CREATE TABLE t2 AS SELECT TRIM(LEADING 'a' FROM c1) AS C1,
TRIM(TRAILING 'a' FROM c1) AS C2,
TRIM(BOTH 'a' FROM c1) AS C3,
LTRIM(c1) AS C4,
RTRIM(c1) AS C5
FROM t1;
SHOW CREATE TABLE t2;
DROP TABLE t2;
DROP TABLE t1;
CREATE TABLE trim_oracle (trim_oracle int);
DROP TABLE trim_oracle;