传智播客 mybatis 框架课程讲义null; try { //加载数据库驱动 Class.forName("com.mysql.jdbc.Driver"); //通过驱动管理类获取数据库链接 connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/mybatis?charac terEncoding=utf-8", "root", "mysql");0 码力 | 75 页 | 1.16 MB | 1 年前3- Mybatis 3.3.0 中文用户指南el – 默认的连接事务隔离级别。 作为可选项，你也可以传递属性给数据库驱动。要这样做，属性的前缀为“driver.”，例如： driver.encoding=UTF8 这将通过DriverManager.getConnection(url,driverProperties)方法传递值为 UTF8 的 encoding 属性给数据库驱动。 POOLED– 这种数据源的实现利用“池”的概念将0 码力 | 98 页 | 2.03 MB | 1 年前3
- Apache ShardingSphere 5.2.0 Documentt_order_item i ON o.order_id=i.order_ id WHERE o.user_id=? AND o.order_id=?"; try ( Connection conn = DriverManager.getConnection(jdbcUrl); PreparedStatement ps = conn.prepareStatement(sql)) { ps.setInt(1, 10);0 码力 | 483 页 | 4.27 MB | 1 年前3
- Apache ShardingSphere 5.2.1 Documentt_order_item i ON o.order_id=i.order_ id WHERE o.user_id=? AND o.order_id=?"; try ( Connection conn = DriverManager.getConnection(jdbcUrl); PreparedStatement ps = conn.prepareStatement(sql)) { ps.setInt(1, 10);0 码力 | 523 页 | 4.51 MB | 1 年前3
- Apache ShardingSphere 5.1.2 Documentt_order_item i ON o.order_id=i.order_ id WHERE o.user_id=? AND o.order_id=?"; try ( Connection conn = DriverManager.getConnection(jdbcUrl); PreparedStatement ps = conn.prepareStatement(sql)) { ps.setInt(1, 10);0 码力 | 503 页 | 3.66 MB | 1 年前3
- Apache ShardingSphere 5.4.1 Documentt_order_item i ON o.order_id=i.order_ id WHERE o.user_id=? AND o.order_id=?"; try ( Connection conn = DriverManager.getConnection(jdbcUrl); PreparedStatement ps = conn.prepareStatement(sql)) { ps.setInt(1, 10);0 码力 | 572 页 | 3.73 MB | 1 年前3
- Apache ShardingSphere 中文文档 5.2.0t_order_item i ON o.order_id=i.order_ id WHERE o.user_id=? AND o.order_id=?"; try ( Connection conn = DriverManager.getConnection(jdbcUrl); PreparedStatement ps = conn.prepareStatement(sql)) { ps.setInt(1, 10);0 码力 | 449 页 | 5.85 MB | 1 年前3
- Apache ShardingSphere 中文文档 5.4.1t_order_item i ON o.order_id=i.order_ id WHERE o.user_id=? AND o.order_id=?"; try ( Connection conn = DriverManager.getConnection(jdbcUrl); PreparedStatement ps = conn.prepareStatement(sql)) { ps.setInt(1, 10);0 码力 | 530 页 | 4.49 MB | 1 年前3
- Apache ShardingSphere 中文文档 5.3.2t_order_item i ON o.order_id=i.order_ id WHERE o.user_id=? AND o.order_id=?"; try ( Connection conn = DriverManager.getConnection(jdbcUrl); PreparedStatement ps = conn.prepareStatement(sql)) { 9.1. ShardingSphere-JDBC0 码力 | 508 页 | 4.44 MB | 1 年前3
- Apache ShardingSphere v5.5.0 documentt_order_item i ON o.order_id=i.order_ id WHERE o.user_id=? AND o.order_id=?"; try ( Connection conn = DriverManager.getConnection(jdbcUrl); PreparedStatement ps = conn.prepareStatement(sql)) { ps.setInt(1, 10);0 码力 | 602 页 | 3.85 MB | 1 年前3
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