Difference Between <SQL ISVALID> And <SQL SELECT 1 FROM DUAL> When Datasource Is Testing DB Connection
(Doc ID 2236149.1)
Last updated on SEPTEMBER 29, 2020
Applies to:Oracle WebLogic Server - Version 18.104.22.168.0 and later
Information in this document applies to any platform.
To test database connection, [SQL SELECT 1 FROM DUAL] is used before WLS 12.1.2 and [SQL ISVALID] is used from WLS 12.1.3.
What is the difference between them?
To view full details, sign in with your My Oracle Support account.
Don't have a My Oracle Support account? Click to get started!
In this Document