Connection pooling is an operation in which system pre-initializes the connection for use as creating connections at the time of use is an expensive operation. In this post we will learn how we can punch C3P0 connection pooling in Spring JDBC(somebody is not using hibernate).
Pom.xml
<dependency> <groupId>c3p0</groupId> <artifactId>c3p0</artifactId> <version>0.9.1.2</version> </dependency>