Resolve ORA-00962 Error Message in Oracle

Learn the purpose and how to unravel the ORA-00962 error message in Oracle.

Description

When you encounter an ORA-00962 error, the following error message will appear:

ORA-00962: too many group-by or order-by expressions

Cause

You tried to execute a SQL announcement that contained more than 255 GROUP BY or ORDER BY expressions.

Resolution

The option(s) to resolve this Oracle error are:

Option #1

Re-write your SQL declaration so that there are no greater than 255 Group By or Order By expressions.