PL/SQL parser (MDEV-10142)

[MDEV-12209] sql_mode=ORACLE: Syntax error in a OPEN cursor with parameters makes the server crash Created: 2017-03-08  Updated: 2020-08-27  Resolved: 2017-03-08

Status: Closed
Project: MariaDB Server
Component/s: Parser, Stored routines
Affects Version/s: 10.3
Fix Version/s: 10.3.0

Type: Technical task Priority: Major
Reporter: Alexander Barkov Assignee: Alexander Barkov
Resolution: Fixed Votes: 0
Labels: Compatibility

Issue Links:
Relates
relates to MDEV-10597 sql_mode=ORACLE: Cursors with parameters Closed
Sprint: 10.2.2-3, 10.2.2-1, 10.2.2-2, 10.2.2-4, 10.1.18

 Description   

The below script makes the server crash. Notice a syntax error in OPEN(a+,b);.

SET sql_mode=oracle;
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (a INT, b VARCHAR(10));
INSERT INTO t1 VALUES (1,'A');
DROP PROCEDURE IF EXISTS p1;
CREATE TABLE t1 (a INT, b VARCHAR(10));
DELIMITER $$
CREATE PROCEDURE p1(a INT,b VARCHAR)
AS
  CURSOR c (p_a INT, p_b VARCHAR) IS SELECT * FROM t1 WHERE a=p_a;
BEGIN
  OPEN c(a+, b);
  LOOP
    FETCH c INTO a, b;
    EXIT WHEN c%NOTFOUND;
    SELECT a, b;
  END LOOP;
  CLOSE c;
END;
$$
DELIMITER ;
CALL p1(1,'a');
DROP TABLE t1;



 Comments   
Comment by Alexander Barkov [ 2017-03-08 ]

Pushed into bb-10.2-compatibility

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