ORA-30344: number of child cols different from number of parent level cols
Cause: The number of child columns specified in a JOIN KEY clause is not the same as the number of columns in the specified parent level.
Action: Check the child columns and the columns in the definition of the referenced parent level and correct the discrepency.
Cause: The number of child columns specified in a JOIN KEY clause is not the same as the number of columns in the specified parent level.
Action: Check the child columns and the columns in the definition of the referenced parent level and correct the discrepency.
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