springboot connection pool 설정

connection pool 설정 변경

application.properties에서 지정할 수 있다..

default는 org.apache.tomcat.jdbc.pool.DataSource 이다.

#spring.datasource.type = org.apache.tomcat.jdbc.pool.DataSource

#spring.datasource.type = com.zaxxer.hikari.HikariDataSource

#spring.datasource.type = org.apache.commons.dbcp.BasicDataSource

#spring.datasource.type = org.apache.commons.dbcp2.BasicDataSource

#spring.datasource.type = com.mchange.v2.c3p0.ComboPooledDataSource

#spring.datasource.type = com.jolbox.bonecp.BoneCPDataSource