ORA-18101: XUST0002 – Non-updating expression in a wrong position

文档解释

ORA-18101: XUST0002 – Non-updating expression in a wrong position

Cause: A non-updating expression other than an empty expression ( ) or a call to the fn:error function was used in one of the following positions:
– The MODIFY clause of a TRANSFORM expression.
– The top-level expression in the body of a function declaration in which the keyword UPDATING is specified.

Action: None

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