You should avoid opening a cursor inside a ``++PERFORM++`` statement because doing so could impact performance, or lead to unexpected behavior if the the closing of the cursor is not defined in the same loop. == Noncompliant Code Example ---- PERFORM UNTIL (NOT DA-OK) OR (Y00CIA-CD-RET-PGM = ZERO) EXEC SQL OPEN C2 END-EXEC END-PERFORM. ----