Top "Connection-pooling" questions

In software engineering, a connection pool is a cache of connections maintained so that the connections can be reused when future requests to the resource are required.

c3p0 getConnection() throws exception: A ResourcePool could not acquire a resource from its primary factory or source

we have a [Hibernate + c3p0 + MySQL] config for our project. We are hitting the following exception: com.mchange.v2.…

java mysql jdbc connection-pooling c3p0
How do I configure HikariCP and Dropwizard/Coda-Hale metrics in Spring Boot application

Reading the instructions on the HikariCP wiki about how to enable the Dropwizard metrics, it says to just configure a …

java spring-boot connection-pooling hikaricp codahale-metrics
Does c3p0 connection pooling ensures max pool size?

I've gone through several question, this is somewhat related but doesn't answer my question. Does the c3p0 connection pooling …

datasource connection-pooling c3p0
eclipselink connection pooling

If connection pooling is not defined in the persistence.xml for eclipse link, what is the default behavior? Will it …

jpa jdbc eclipselink connection-pooling
Deadlocks causing 'Server failed to resume the transaction' with NHibernate and distributed transactions

We are having an issue when using NHibernate with distributed transactions. Consider the following snippet: // // There is already an ambient …

sql-server nhibernate connection-pooling distributed-transactions
Glassfish admin console's java.lang.RuntimeException

I have tried to create jdbc connection pool on my glassfish with the following properties(as seen on the image …

jdbc connection-pooling jdbc-odbc ojdbc glassfish-4.1
npgsql Leaking Postgres DB Connections: Way to monitor connections?

Background: I'm moving my application from npgsql v1 to npgsql v2.0.9. After a few minutes of running my application, I …

c# postgresql connection-pooling pooling npgsql
Java Connection Pooling best practices?

After getting fed up with c3p0's constant locking I'm turning to BoneCP for an alternative connection pool for …

java database multithreading connection-pooling bonecp
HikariPool-1 - Connection is not available, request timed out after

I'm using HikariCP 2.4.7 for connection pool. Everything is fine just after starting the application but after some time without invoking …

java database-connection connection-pooling jooq hikaricp
how to check HikariCP connection pooling is working or not in Java?

I have written following properties in my configuration files I am using Log4j in my application When I am …

java mysql hibernate connection-pooling hikaricp