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Character set conversion when using UTL_FILE (Doc ID 227531.1)

Last updated on SEPTEMBER 04, 2023

Applies to:

Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 10.2.0.5 and later
Oracle Database - Standard Edition - Version 10.2.0.5 and later
Oracle EDI Gateway - Version 12.2.3 to 12.2.3 [Release 12.2]
Information in this document applies to any platform.

Purpose

Document how to do characterset conversion when reading or writing files UTL_FILE.

Scope

Note that we advice to use SQLdeveloper (and not sqlplus, toad, etc) as client when testing with UTL_FILE, this is a "know good client" that needs no NLS configuration.
<note 1628060.1> How to diagnose losing characters , getting "funny" output when inserting or selecting other than A-Z,a-z data ( = non English data like Chinese, Russian, Hebrew , insert any language here to the list that is not English) CHAR, VARCHAR2, LONG or CLOB
If the data is displayed correctly in SQLdeveloper then you are sure it's correct in the database.

Details

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