How to resolve an Oracle validation query throwing exception - 10.x

Owned by Former user (Deleted)

Last updated: Feb 18, 2020 by Smita Nair

Symptoms

One or more SQL Macro returns the following error:

org.apache.tomcat.dbcp.dbcp.SQLNestedException:
Cannot create PoolableConnectionFactory (ORA-00923: FROM keyword not found where expected

Cause

Oracle requires a FROM clause in the validation query. For most other databases, it is sufficient to use SELECT 1.

Resolution

Add a valid FROM clause for Oracle queries.

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