How to fix the Oracle error ORA-14293: Number of partitioning columns does not match number of subpartitioning columns?

In this post, you’ll learn more about the Oracle ErrorORA-14293: Number of partitioning columns does not match number of subpartitioning columns with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-14293: Number of partitioning columns does not match number of subpartitioning columns

Reason for the Error ORA-14293: Number of partitioning columns does not match number of subpartitioning columns

When exchanging a partitioned table with a composite partition the number of partitioning columns of the table must match the number of subpartitioning columns of the composite partition.

How to fix the Error ORA-14293: Number of partitioning columns does not match number of subpartitioning columns ?

You can fix this error in Oracle by following the below steps

Ensure that the number of partitioning columns in the partitioned table is the same as the number of subpartitioning columns in the the composite partition.