Chapter 10 : Configuring DataSource and Connection Pool Item 86: How to Customize HikariCP Settings HikariCPPropertiesKickoff DataSourceBuilderHikariCPKickoff DataSourceBuilderProgHikariCPKickoff DataSourceBuilderBoneCPKickoff DataSourceBuilderC3P0Kickoff DataSourceBuilderDBCP2Kickoff DataSourceBuilderTomcatKickoff DataSourceBuilderViburDBCPKickoff Item 87: How to Configure Two Data Sources with Two Connection Pools TwoDataSourceBuilderKickoff