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Tag: c3p0

Hibernate – C3P0 deadlock detection – thread run too frequent

We are using Hibernate and the c3p0 connection pool library. So far, this combination works well, until recently we decided to increase maxPoolSize to 1000 and perform a lot of stress testing on ou

October 12, 2021By Simo Hibernate c3p0, dead lock, detection, frequent, Hibernate, operation, thread, tooLeave a Comment

PostgreSQL – Postgres and C3P0 invalid time zone error during connection

The following error occurred when trying to connect a standalone Java application to Postgres:

org.postgresql.util.PSQLException: FATAL: parameter “TimeZone” Invalid value: “America / New_Yor

September 21, 2021By Simo Postgresql c3p0, connection, error, invalid, period, Postgres, PostgreSQL, time zoneLeave a Comment
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