import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;
import java.util.Arrays;

public class OracleDemo {
private static final String DBDRIVER = "oracle.jdbc.driver.OracleDriver";
private static final String DBURL = "jdbc:oracle:thin:@localhost:1521:acehzh";
private static final String USER = "scott";
private static final String PASSWORD = "tiger";

public static void main(String[] args) throws Exception {
    // 1.加载数据库驱动
    Class.forName(DBDRIVER);
    // 2.链接数据库
    Connection conn = DriverManager.getConnection(DBURL, USER, PASSWORD);
    // 3.操作数据库
    Statement sta = conn.createStatement();
    sta.addBatch("INSERT INTO member(mid,name) VALUES(myseq.nextval,'测试员A')");
    sta.addBatch("INSERT INTO member(mid,name) VALUES(myseq.nextval,'测试员B')");
    sta.addBatch("INSERT INTO member(mid,name) VALUES(myseq.nextval,'测试员C')");
    sta.addBatch("INSERT INTO member(mid,name) VALUES(myseq.nextval,'测试员D')");
    int[] result = sta.executeBatch();
    System.out.println(Arrays.toString(result));
    conn.close();
}

}
==============分割线===============

范例2：利用事务处理

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;
import java.util.Arrays;

public class OracleDemo {
private static final String DBDRIVER = "oracle.jdbc.driver.OracleDriver";
private static final String DBURL = "jdbc:oracle:thin:@localhost:1521:acehzh";
private static final String USER = "scott";
private static final String PASSWORD = "tiger";

public static void main(String[] args) throws Exception {
    // 1.加载数据库驱动
    Class.forName(DBDRIVER);
    // 2.链接数据库
    Connection conn = DriverManager.getConnection(DBURL, USER, PASSWORD);
    // 3.操作数据库
    Statement sta = conn.createStatement();
    conn.setAutoCommit(false);
    try {           
        sta.addBatch("INSERT INTO member(mid,name) VALUES(myseq.nextval,'测试员A')");
        sta.addBatch("INSERT INTO member(mid,name) VALUES(myseq.nextval,'测试员B')");
        sta.addBatch("INSERT INTO member(mid,name) VALUES(myseq.nextval,'测试员C')");
        sta.addBatch("INSERT INTO member(mid,name) VALUES(myseq.nextval,'测试员D')");
        int[] result = sta.executeBatch();
        System.out.println(Arrays.toString(result));
        conn.commit();//如果没有错误就会提交
    } catch (Exception e) {
        e.printStackTrace();
        conn.rollback();
    }
    
    conn.close();
}