How to resolve ORA-01426 Error Message in Oracle database

Learn the motive and how to unravel the ORA-01426 error message in Oracle.

Description

When you encounter an ORA-01426 error, the following error message will appear:

ORA-01426: numeric overflow

Cause

You tried to evaluate an expression that resulted in a numeric overflow (or underflow).

Resolution

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

Option #1

Re-write your expression using fewer operands.

Option #2

Make certain that your expression does not consider to infinity.