[Java] JDBC 06 批Transaction处理 -- conn.setAutoCommit(false); // 不让其自动提交 （很重要的知识点）

import java.sql.*;

public class TestTransaction {

public static void main(String[] args) {

Connection conn = null;
Statement stmt = null;

try {
Class.forName("oracle.jdbc.driver.OracleDriver");
conn = DriverManager.getConnection(
"jdbc:oracle:thin:@127.0.0.1:1521:SXT", "scott", "tiger");

conn.setAutoCommit(false); // 不让其自动提交
stmt = conn.createStatement();
stmt.addBatch("insert into dept2 values (51, '500', 'haha')");
stmt.addBatch("insert into dept2 values (52, '500', 'haha')");
stmt.addBatch("insert into dept2 values (53, '500', 'haha')");
stmt.executeBatch();
conn.commit();
conn.setAutoCommit(true); // 恢复现场
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (SQLException e) {

e.printStackTrace();

try {
if (conn != null) {
conn.rollback();
conn.setAutoCommit(true);
}
} catch (SQLException e1) {
e1.printStackTrace();
}
} finally {
try {
if (stmt != null)
stmt.close();
if (conn != null)
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
}

}

}