路虽远行则将至，事虽难做则必成

package com.enhance.jdbc; import java.io.FileInputStream; import java.sql.Connection; import java.sql.DriverManager; import java.sql.Statement; import java.util.Properties; public class Batc

package com.enhance.jdbc; import java.io.FileInputStream; import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; import java.sql.Savepoint; import java.sql.St