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MDEV-10579 sql_mode=ORACLE: Triggers: Understand :NEW.c1 and :OLD.c1 instead of NEW.c1 and OLD.c1

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This commit is contained in:
Alexander Barkov
2016-08-25 13:38:24 +04:00
parent ca242117ce
commit 5721ea6ab7
6 changed files with 273 additions and 80 deletions
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82
mysql-test/suite/compat/oracle/r/trigger.result Normal file
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@ -0,0 +1,82 @@
set sql_mode=ORACLE;
:NEW.a := 1;
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 'a := 1' at line 1
:OLD.a := 1;
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 'a := 1' at line 1
:OLa.a := 1;
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 'a := 1' at line 1
SELECT :NEW.a;
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 'a' at line 1
SELECT :OLD.a;
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 'a' at line 1
SELECT :OLa.a;
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 'a' at line 1
CREATE TABLE t1 (a INT);
CREATE TRIGGER tr1 BEFORE INSERT ON t1 FOR EACH ROW NEW.a:= 10;
INSERT INTO t1 VALUES ();
SELECT * FROM t1;
a
10
DROP TRIGGER tr1;
DROP TABLE t1;
CREATE TABLE t1 (a INT);
CREATE TRIGGER tr1 BEFORE INSERT ON t1 FOR EACH ROW :NEW.a:= 10;
INSERT INTO t1 VALUES ();
SELECT * FROM t1;
a
10
DROP TRIGGER tr1;
DROP TABLE t1;
CREATE TABLE t1 (a INT);
CREATE TRIGGER tr1 BEFORE INSERT ON t1 FOR EACH ROW
BEGIN
IF :NEW.a IS NULL
THEN
:NEW.a:= 10;
END IF;
END;
/
INSERT INTO t1 VALUES (NULL);
SELECT * FROM t1;
a
10
DROP TRIGGER tr1;
DROP TABLE t1;
CREATE TABLE t1 (a INT);
CREATE TRIGGER tr1 BEFORE UPDATE ON t1 FOR EACH ROW
BEGIN
IF :OLD.a IS NULL
THEN
:NEW.a:= 10;
END IF;
END;
/
INSERT INTO t1 VALUES (NULL);
UPDATE t1 SET a=NULL;
SELECT * FROM t1;
a
10
DROP TRIGGER tr1;
DROP TABLE t1;
CREATE TABLE t1 (a INT, b INT, c INT);
CREATE TRIGGER tr1 BEFORE INSERT ON t1
FOR EACH ROW
DECLARE
cnt INT := 0;
BEGIN
IF :NEW.a IS NULL THEN cnt:=cnt+1; END IF;
IF :NEW.b IS NULL THEN cnt:=cnt+1; END IF;
IF :NEW.c IS NULL THEN :NEW.c:=cnt; END IF;
END;
/
INSERT INTO t1 VALUES ();
INSERT INTO t1 VALUES (1, NULL, NULL);
INSERT INTO t1 VALUES (NULL, 1, NULL);
INSERT INTO t1 VALUES (1, 1, NULL);
SELECT * FROM t1;
a b c
NULL NULL 2
1 NULL 1
NULL 1 1
1 1 0
DROP TABLE t1;