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package Chapter19Jdbc.DAO.dao;import Chapter19Jdbc.DataSource.JDBCUtilsByDruid;import org.apache.commons.dbutils.QueryRunner;import org.apache.commons.dbutils.handlers.BeanHandler;import org.apache.commons.dbutils.handlers.BeanListHandler;import org.

package Chapter19Jdbc.jdbc;import Chapter19Jdbc.utils.JDBCUtils;import org.junit.jupiter.api.Test;import java.sql.Connection;import java.sql.PreparedStatement;import java.sql.SQLException;/** * Written by 3778 * 批处理 */public class Batch { .

JAVA获取数据库连接的五种方式