PLS-00621: at least one operand in the COALESCE expression must not be NULL
Cause: All the operands in the COALESCE expression are the literal NULL.
Action: Change at least one operand in the COALESCE expression to be
Cause: All the operands in the COALESCE expression are the literal NULL.
Action: Change at least one operand in the COALESCE expression to be
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