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MDEV-10587 sql_mode=ORACLE: User defined exceptions

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This commit is contained in:
Alexander Barkov
2016-10-14 16:52:33 +04:00
parent 4d3818d30d
commit 4ed804aa4d
12 changed files with 655 additions and 113 deletions
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161
mysql-test/suite/compat/oracle/r/exception.result
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@@ -220,3 +220,164 @@ DROP TABLE t1;
#
# End of MDEV-10840 sql_mode=ORACLE: RAISE statement for predefined exceptions
#
#
# MDEV-10587 sql_mode=ORACLE: User defined exceptions
#
#
# Checking that duplicate WHEN clause is not allowed
#
CREATE FUNCTION f1() RETURN VARCHAR
AS
e EXCEPTION;
BEGIN
RETURN 'Got no exceptions';
EXCEPTION
WHEN e THEN RETURN 'Got exception e';
WHEN e THEN RETURN 'Got exception e';
END;
$$
ERROR 42000: Duplicate handler declared in the same block
#
# Checking that raised user exceptions are further caught by name
#
CREATE FUNCTION f1(c VARCHAR) RETURN VARCHAR
AS
e EXCEPTION;
f EXCEPTION;
BEGIN
IF c = 'e' THEN RAISE e; END IF;
IF c = 'f' THEN RAISE f; END IF;
RETURN 'Got no exceptions';
EXCEPTION
WHEN e THEN RETURN 'Got exception e';
END;
$$
SELECT f1('');
f1('')
Got no exceptions
SELECT f1('e');
f1('e')
Got exception e
SELECT f1('f');
ERROR 45000: Unhandled user-defined exception condition
DROP FUNCTION f1;
#
# Checking that raised user exceptions are further caught by OTHERS
#
CREATE FUNCTION f1(c VARCHAR) RETURN VARCHAR
AS
e EXCEPTION;
f EXCEPTION;
BEGIN
IF c = 'e' THEN RAISE e; END IF;
IF c = 'f' THEN RAISE f; END IF;
RETURN 'Got no exceptions';
EXCEPTION
WHEN OTHERS THEN RETURN 'Got some exception';
END;
$$
SELECT f1('');
f1('')
Got no exceptions
SELECT f1('e');
f1('e')
Got some exception
SELECT f1('f');
f1('f')
Got some exception
DROP FUNCTION f1;
#
# Checking that 'WHEN e .. WHEN f' does not produce ER_SP_DUP_HANDLER
#
CREATE FUNCTION f1(c VARCHAR) RETURN VARCHAR
AS
e EXCEPTION;
f EXCEPTION;
a VARCHAR(64):='';
BEGIN
BEGIN
IF c = 'e' THEN RAISE e; END IF;
IF c = 'f' THEN RAISE f; END IF;
EXCEPTION
WHEN e THEN BEGIN a:='Got EXCEPTION1/e; '; RAISE e; END;
WHEN f THEN BEGIN a:='Got EXCEPTION1/f; '; RAISE f; END;
END;
RETURN 'Got no exceptions';
EXCEPTION
WHEN OTHERS THEN RETURN a || 'Got EXCEPTION2/OTHERS;';
END;
$$
SELECT f1('');
f1('')
Got no exceptions
SELECT f1('e');
f1('e')
Got EXCEPTION1/e; Got EXCEPTION2/OTHERS;
SELECT f1('f');
f1('f')
Got EXCEPTION1/f; Got EXCEPTION2/OTHERS;
DROP FUNCTION f1;
#
# Checking that resignaled user exceptions are further caught by name
#
CREATE FUNCTION f1(c VARCHAR) RETURN VARCHAR
AS
e EXCEPTION;
f EXCEPTION;
a VARCHAR(64):='';
BEGIN
BEGIN
IF c = 'e' THEN RAISE e; END IF;
IF c = 'f' THEN RAISE f; END IF;
EXCEPTION
WHEN e THEN BEGIN a:='Got EXCEPTION1/e; '; RAISE; END;
WHEN f THEN BEGIN a:='Got EXCEPTION1/f; '; RAISE; END;
END;
RETURN 'Got no exceptions';
EXCEPTION
WHEN e THEN RETURN a || 'Got EXCEPTION2/e;';
END;
$$
SELECT f1('');
f1('')
Got no exceptions
SELECT f1('e');
f1('e')
Got EXCEPTION1/e; Got EXCEPTION2/e;
SELECT f1('f');
ERROR 45000: Unhandled user-defined exception condition
DROP FUNCTION f1;
#
# Checking that resignaled user exceptions are further caught by OTHERS
#
CREATE FUNCTION f1(c VARCHAR) RETURN VARCHAR
AS
e EXCEPTION;
f EXCEPTION;
a VARCHAR(64):='';
BEGIN
BEGIN
IF c = 'e' THEN RAISE e; END IF;
IF c = 'f' THEN RAISE f; END IF;
EXCEPTION
WHEN e THEN BEGIN a:='Got EXCEPTION1/e; '; RAISE; END;
WHEN f THEN BEGIN a:='Got EXCEPTION1/f; '; RAISE; END;
END;
RETURN 'Got no exceptions';
EXCEPTION
WHEN OTHERS THEN RETURN a || 'Got EXCEPTION2/OTHERS;';
END;
$$
SELECT f1('');
f1('')
Got no exceptions
SELECT f1('e');
f1('e')
Got EXCEPTION1/e; Got EXCEPTION2/OTHERS;
SELECT f1('f');
f1('f')
Got EXCEPTION1/f; Got EXCEPTION2/OTHERS;
DROP FUNCTION f1;
#
# End of MDEV-10587 sql_mode=ORACLE: User defined exceptions
#