MYSQL插入千萬數據的工具類

建表語句

CREATE TABLE `test_id`  (
  `id` int(10) NOT NULL AUTO_INCREMENT COMMENT '主鍵自增非空',
  `name` varchar(10) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  `age` int(3) NULL DEFAULT NULL,
  `address` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  `birthday` datetime(0) NULL DEFAULT NULL,
  PRIMARY KEY (`id`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 11000010 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Compact;

工具類

package cn.keats;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.time.Duration;
import java.time.LocalDateTime;

public class TestAdd {
    public static void main(String[] args) throws ClassNotFoundException, SQLException {
        Class.forName("com.mysql.jdbc.Driver");
        String url = "url";
        String user = "user";
        String password = "password";

        //創建鏈接
        Connection conn = DriverManager.getConnection(url, user, password);


        String[] city1 = {"西安市", "延安市", "銅川市", "渭南市", "咸陽市", "寶雞市", "漢中市", "榆林市", "安康市", "商洛市"};
        LocalDateTime begin = LocalDateTime.now();
        for (int i = 0; i < 100; i++) {
            StringBuilder sb = new StringBuilder(" insert into test_id(name, age, address, birthday) values ");

            for (int j = 0; j < 100000; j++) {
                sb.append(" ('").append(NameUtil.getRandomUserName()).append("', ").append(i).append(", '").append(city1[i % city1.length]).append("', '2019-").append(i % 12 + 1).append("-").append(j % 27 + 1).append("'),");
            }
            String sql = sb.toString().substring(0, sb.length() - 1);
            Statement statement = conn.createStatement();
            statement.execute(sql);
        }
        LocalDateTime end = LocalDateTime.now();
        Duration between = Duration.between(begin, end);
        long l = between.toMillis();
        System.out.println( "相差的毫秒數：" +  l);
        System.out.println(end);
        System.out.println(begin);
    }
}

引用的姓名生成工具類

public class NameUtil {
    /* 598 百家姓 */
    static final String[] Surname= {"趙","錢","孫","李","周","吳","鄭","王","馮","陳","褚","衛","蔣","沈","韓","楊","朱","秦","尤","許",
            "何","呂","施","張","孔","曹","嚴","華","金","魏","陶","姜","戚","謝","鄒","喻","柏","水","竇","章","雲","蘇","潘","葛","奚","範","彭","郎",
            "魯","韋","昌","馬","苗","鳳","花","方","俞","任","袁","柳","酆","鮑","史","唐","費","廉","岑","薛","雷","賀","倪","湯","滕","殷",
            "羅","畢","郝","鄔","安","常","樂","於","時","傅","皮","卞","齊","康","伍","餘","元","卜","顧","孟","平","黃","和",
            "穆","蕭","尹","姚","邵","湛","汪","祁","毛","禹","狄","米","貝","明","臧","計","伏","成","戴","談","宋","茅","龐","熊","紀","舒",
            "屈","項","祝","董","梁","杜","阮","藍","閔","席","季","麻","強","賈","路","婁","危","江","童","顏","郭","梅","盛","林","刁","鍾",
            "徐","邱","駱","高","夏","蔡","田","樊","胡","凌","霍","虞","萬","支","柯","昝","管","盧","莫","經","房","裘","繆","幹","解","應",
            "宗","丁","宣","賁","鄧","鬱","單","杭","洪","包","諸","左","石","崔","吉","鈕","龔","程","嵇","邢","滑","裴","陸","榮","翁","荀",
            "羊","於","惠","甄","曲","家","封","芮","羿","儲","靳","汲","邴","糜","鬆","井","段","富","巫","烏","焦","巴","弓","牧","隗","山",
            "谷","車","侯","宓","蓬","全","郗","班","仰","秋","仲","伊","宮","寧","仇","欒","暴","甘","鈄","厲","戎","祖","武","符","劉","景",
            "詹","束","龍","葉","幸","司","韶","郜","黎","薊","溥","印","宿","白","懷","蒲","邰","從","鄂","索","鹹","籍","賴","卓","藺","屠",
            "蒙","池","喬","陰","鬱","胥","能","蒼","雙","聞","莘","黨","翟","譚","貢","勞","逄","姬","申","扶","堵","冉","宰","酈","雍","卻",
            "璩","桑","桂","濮","牛","壽","通","邊","扈","燕","冀","浦","尚","農","溫","別","莊","晏","柴","瞿","閻","充","慕","連","茹","習",
            "宦","艾","魚","容","向","古","易","慎","戈","廖","庾","終","暨","居","衡","步","都","耿","滿","弘","匡","國","文","寇","廣","祿",
            "闕","東","歐","殳","沃","利","蔚","越","夔","隆","師","鞏","厙","聶","晁","勾","敖","融","冷","訾","辛","闞","那","簡","饒","空",
            "曾","毋","沙","乜","養","鞠","須","豐","巢","關","蒯","相","查","後","荊","紅","遊","郟","竺","權","逯","蓋","益","桓","公","仉",
            "督","嶽","帥","緱","亢","況","郈","有","琴","歸","海","晉","楚","閆","法","汝","鄢","塗","欽","商","牟","佘","佴","伯","賞","墨",
            "哈","譙","篁","年","愛","陽","佟","言","福","南","火","鐵","遲","漆","官","冼","真","展","繁","檀","祭","密","敬","揭","舜","樓",
            "疏","冒","渾","摯","膠","隨","高","皋","原","種","練","彌","倉","眭","蹇","覃","阿","門","惲","來","綦","召","儀","風","介","巨",
            "木","京","狐","郇","虎","枚","抗","達","杞","萇","折","麥","慶","過","竹","端","鮮","皇","亓","老","是","祕","暢","鄺","還","賓",
            "閭","辜","縱","侴","万俟","司馬","上官","歐陽","夏侯","諸葛","聞人","東方","赫連","皇甫","羊舌","尉遲","公羊","澹臺","公冶","宗正",
            "濮陽","淳于","單于","太叔","申屠","公孫","仲孫","軒轅","令狐","鍾離","宇文","長孫","慕容","鮮于","閭丘","司徒","司空","兀官","司寇",
            "南門","呼延","子車","顓孫","端木","巫馬","公西","漆雕","車正","壤駟","公良","拓跋","夾谷","宰父","穀梁","段幹","百里","東郭","微生",
            "梁丘","左丘","東門","西門","南宮","第五","公儀","公乘","太史","仲長","叔孫","屈突","爾朱","東鄉","相里","胡母","司城","張廖","雍門",
            "毋丘","賀蘭","綦毋","屋廬","獨孤","南郭","北宮","王孫"};
    
    public static String getRandomUserName() {
        Random random = new Random(System.currentTimeMillis());
        int index= random.nextInt(Surname.length-1);
        String name = Surname[index]; //得到一個隨機的姓氏
        /* 從經常使用字中選取一個或兩個字做爲名 */
        if(random.nextBoolean()){
            name += getChinese() + getChinese();
        }else {
            name += getChinese();
        }
        return name;
    }
    public static String getChinese() {
        String str = null;
        int highPos, lowPos;
        Random random = new Random();
        highPos = (176 + Math.abs(random.nextInt(71)));//區碼，0xA0打頭，從第16區開始，即0xB0=11*16=176,16~55一級漢字，56~87二級漢字
        random = new Random();
        lowPos = 161 + Math.abs(random.nextInt(94));//位碼，0xA0打頭，範圍第1~94列
        byte[] bArr = new byte[2];
        bArr[0] = (new Integer(highPos)).byteValue();
        bArr[1] = (new Integer(lowPos)).byteValue();
        try {
            str = new String(bArr, "GB2312");   //區位碼組合成漢字
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return str;
    }
}