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MDEV-10411 Providing compatibility for basic PL/SQL constructs

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Part 9: EXCEPTION handlers

EXCEPTION is now supported in inner blocks.
This commit is contained in:
Alexander Barkov
2016-08-16 10:24:12 +04:00
parent d2b007d6bc
commit 4b61495576
7 changed files with 495 additions and 12 deletions
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221
mysql-test/suite/compat/oracle/r/sp-code.result
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@ -1,4 +1,7 @@
SET sql_mode=ORACLE;
#
# Testing exceptions in the top-level blocks
#
# No HANDLER declarations, no exceptions
CREATE FUNCTION f1 RETURN INT
AS
@ -175,3 +178,221 @@ Pos Instruction
11 jump 6
12 hpop 3
DROP PROCEDURE p1;
#
# Testing EXCEPTIONS in internal blocks
#
# No HANDLER declarations, no code, no exceptions
CREATE PROCEDURE p1 (v IN OUT INT)
IS
BEGIN
v:=123;
BEGIN
END;
END;
/
SHOW PROCEDURE CODE p1;
Pos Instruction
0 set v@0 123
1 jump 5
SET @v=10;
CALL p1(@v);
SELECT @v;
@v
123
DROP PROCEDURE p1;
# No HANDLER declarations, no code, some exceptions
CREATE PROCEDURE p1 (v IN OUT INT)
IS
BEGIN
v:=123;
BEGIN
EXCEPTION
WHEN 20002 THEN v:=335;
END;
END;
/
SHOW PROCEDURE CODE p1;
Pos Instruction
0 set v@0 123
1 jump 2
2 hpush_jump 5 1 EXIT
3 set v@0 335
4 hreturn 0 5
5 hpop 1
SET @v=10;
CALL p1(@v);
SELECT @v;
@v
123
DROP PROCEDURE p1;
# No HANDLER declarations, some code, no exceptions
CREATE PROCEDURE p1 (v IN OUT INT)
IS
BEGIN
v:=123;
BEGIN
v:=223;
END;
END;
/
SHOW PROCEDURE CODE p1;
Pos Instruction
0 set v@0 123
1 set v@0 223
2 jump 6
SET @v=10;
CALL p1(@v);
SELECT @v;
@v
223
DROP PROCEDURE p1;
# No HANDLER declarations, some code, some exceptions
CREATE PROCEDURE p1 (v IN OUT INT)
IS
BEGIN
v:=123;
BEGIN
v:=223;
EXCEPTION
WHEN 20002 THEN v:=335;
END;
END;
/
SHOW PROCEDURE CODE p1;
Pos Instruction
0 set v@0 123
1 jump 4
2 set v@0 223
3 jump 7
4 hpush_jump 2 1 EXIT
5 set v@0 335
6 hreturn 0 7
7 hpop 1
SET @v=10;
CALL p1(@v);
SELECT @v;
@v
223
DROP PROCEDURE p1;
# Some HANDLER declarations, no code, no exceptions
CREATE PROCEDURE p1 (v IN OUT INT)
IS
BEGIN
v:=123;
DECLARE
EXIT HANDLER FOR 1000
BEGIN
v:=323;
END;
BEGIN
END;
END;
/
SHOW PROCEDURE CODE p1;
Pos Instruction
0 set v@0 123
1 hpush_jump 4 1 EXIT
2 set v@0 323
3 hreturn 0 4
4 hpop 1
SET @v=10;
CALL p1(@v);
SELECT @v;
@v
123
DROP PROCEDURE p1;
# Some HANDLER declarations, no code, some exceptions
CREATE PROCEDURE p1 (v IN OUT INT)
IS
BEGIN
v:=123;
DECLARE
EXIT HANDLER FOR 1000
BEGIN
v:=323;
END;
BEGIN
EXCEPTION
WHEN 20002 THEN v:=335;
END;
END;
/
SHOW PROCEDURE CODE p1;
Pos Instruction
0 set v@0 123
1 hpush_jump 4 1 EXIT
2 set v@0 323
3 hreturn 0 7
4 hpush_jump 7 1 EXIT
5 set v@0 335
6 hreturn 0 7
7 hpop 2
SET @v=10;
CALL p1(@v);
SELECT @v;
@v
123
DROP PROCEDURE p1;
# Some HANDLER declarations, some code, no exceptions
CREATE PROCEDURE p1 (v IN OUT INT)
IS
BEGIN
v:=123;
DECLARE
EXIT HANDLER FOR 1000
BEGIN
v:=323;
END;
BEGIN
v:= 324;
END;
END;
/
SHOW PROCEDURE CODE p1;
Pos Instruction
0 set v@0 123
1 hpush_jump 4 1 EXIT
2 set v@0 323
3 hreturn 0 5
4 set v@0 324
5 hpop 1
SET @v=10;
CALL p1(@v);
SELECT @v;
@v
324
DROP PROCEDURE p1;
# Some HANDLER declarations, some code, some exceptions
CREATE PROCEDURE p1 (v IN OUT INT)
IS
BEGIN
v:=123;
DECLARE
EXIT HANDLER FOR 1000
BEGIN
v:=323;
END;
BEGIN
v:= 324;
EXCEPTION WHEN 2002 THEN v:= 325;
END;
END;
/
SHOW PROCEDURE CODE p1;
Pos Instruction
0 set v@0 123
1 hpush_jump 6 1 EXIT
2 set v@0 323
3 hreturn 0 9
4 set v@0 324
5 jump 9
6 hpush_jump 4 1 EXIT
7 set v@0 325
8 hreturn 0 9
9 hpop 2
SET @v=10;
CALL p1(@v);
SELECT @v;
@v
324
DROP PROCEDURE p1;