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javadatabase-connectionc3p0

c3p0 Java Database Pooling, failover configuration


When a database is down then automatically the ip and port switch to another db server.

How should I configure c3p0 connection pooling of my web apps to follow this Database failover mechanism?

Currently, I am using c3p0, however in the last db failover, pool connections failed to reestablished.


Solution

  • Reestablished after a failing request. Attributes that helps to come over as soon as possible

    • p:testConnectionOnCheckin="true"
    • p:preferredTestQuery="SELECT @@VERSION"
    • p:acquireRetryAttempts="10"