PLS-00170: the SQL statement in an OPEN statement or FOR loop must be a SELECT
Cause: An OPEN cursor statement or cursor FOR loop can only invoke a SELECT statement, not an UPDATE, INSERT or DELETE.
Action: Use only SELECT statements in OPEN or cursor FOR loops
Cause: An OPEN cursor statement or cursor FOR loop can only invoke a SELECT statement, not an UPDATE, INSERT or DELETE.
Action: Use only SELECT statements in OPEN or cursor FOR loops
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