Steps To Find the Non-Numeric Data in a Character Column If Query Hits Ora-01722 (Doc ID 356923.1)

Last updated on SEPTEMBER 01, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 8.1.7.4 to 10.2.0.1 [Release 8.1.7 to 10.2]
Information in this document applies to any platform.
Information in this document applies to any platform.
***Checked for relevance on 01-Sep-2017***

Goal

Running a query fails with error: ORA-01722: invalid number.

How to find the Non-Numeric Data in a Character Column if the query involves a char/varchar type column whose data contains characters other than digits (0-9)?

Solution

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