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SQL Statements Containing Duplicate Column Names Fail With ORA-918 (Doc ID 2579305.1)

Last updated on OCTOBER 17, 2022

Applies to:

JDBC - Version 12.1.0.2.0 and later
Information in this document applies to any platform.

Symptoms

From SQL*Plus, and from the 11.2 JDBC driver, SQL statements that contain duplicate column names complete successfully.

However, when using the 12.1 (or above) JDBC driver, the same SQL statement fails with the following error:

ORA-918: column ambiguously defined


Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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