Oracle / PLSQL: ORA-01454 Error Message

Learn the cause and how to resolve the ORA-01454 error message in Oracle.

Description

When you encounter an ORA-01454 error, the following error message will appear:

• ORA-01454: cannot convert column into numeric datatype

Cause

You tried to convert a non-numeric column into a number value, but the column contained non-numeric characters and could not be converted.

Resolution

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

Option #1

Make sure that the values in the column only contain the following:

• Numbers
• (+) or (-) sign
• Decimal point
• Scientific notation (E or e)