The following is the ORA-14294 error message, you can learn the cause and solution of the Oracle database error.

ORA-14294 Number of partitions does not match number of subpartitions

Cause: When exchanging a partitioned table with a composite partition, the number of partitions of the table must match the number of subpartitions of the composite partition.

Solution: Ensure that the number of partitions in the partitioned table is the same as the number of subpartitions in the the composite partition.


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