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  • Oracle与Mysql测试源代码

    1   Oracle:

    --创建表空间:
    create tablespace mydb datafile 'e:\oracle\mydb\mydb.ora' size 100M autoextend on;
    --创建用户并授权:
    create user yuanlin identified by 123 default tablespace mydb quota 10m on users; 
    --将对表空间的所有操作功能:
    grant connect,resource,dba,sysdba  to yuanlin; 
    
    --用新用户连接:
    conn yuanlin
    123
    
    --表two,four,six,eight分别插入2、4、6、8条记录,为了多表连接得到如6000W这样数据的返回记录:
    CREATE  TABLE two(                       
        id NUMBER,     
        uname VARCHAR(10),
        age NUMBER);
    INSERT INTO two(id,uname,age) VALUES(1,'twe2',2);
    INSERT INTO two(id,uname,age) VALUES(2,'twe2',2);
    
    CREATE  TABLE four(
        id NUMBER PRIMARY KEY,     
        uname VARCHAR(10),
        age NUMBER);
    INSERT INTO four(id,uname,age) VALUES(1,'four4',4);
    INSERT INTO four(id,uname,age) VALUES(2,'four4',4);
    INSERT INTO four(id,uname,age) VALUES(3,'four4',4);
    INSERT INTO four(id,uname,age) VALUES(4,'four4',4);
    
    CREATE  TABLE six(
        id NUMBER PRIMARY KEY,     
        uname VARCHAR(10),
        age NUMBER);
    INSERT INTO six(id,uname,age) VALUES(1,'six6',6);
    INSERT INTO six(id,uname,age) VALUES(2,'six6',6);
    INSERT INTO six(id,uname,age) VALUES(3,'six6',6);
    INSERT INTO six(id,uname,age) VALUES(4,'six6',6);
    INSERT INTO six(id,uname,age) VALUES(5,'six6',6);
    INSERT INTO six(id,uname,age) VALUES(6,'six6',6);
    
    CREATE  TABLE eight(
        id NUMBER PRIMARY KEY,     
        uname VARCHAR(10),
        age NUMBER);
    INSERT INTO eight(id,uname,age) VALUES(1,'eight8',8);
    INSERT INTO eight(id,uname,age) VALUES(2,'eight8',8);
    INSERT INTO eight(id,uname,age) VALUES(3,'eight8',8);
    INSERT INTO eight(id,uname,age) VALUES(4,'eight8',8);
    INSERT INTO eight(id,uname,age) VALUES(5,'eight8',8);
    INSERT INTO eight(id,uname,age) VALUES(6,'eight8',8);
    INSERT INTO eight(id,uname,age) VALUES(7,'eight8',8);
    INSERT INTO eight(id,uname,age) VALUES(8,'eight8',8);
    
    ---------表test1,触发器trig1,序列test1_seq搭配实现表ID的自动增长------------
    
    DROP TABLE test1;
    DROP SEQUENCE test1_seq;
    DROP TRIGGER trig1;
    
    CREATE  TABLE test1(
        id NUMBER PRIMARY KEY,     
        uname VARCHAR(10),
        age NUMBER);
    
    CREATE SEQUENCE test1_seq
              INCREMENT BY 1 -- 每次加几个
              START WITH 1 -- 从1开始计数
              NOMAXVALUE -- 不设置最大值
              NOCYCLE -- 一直累加,不循环
              NOCACHE -- 不建缓冲区;
    
    CREATE TRIGGER trig1 
          BEFORE INSERT ON test1 FOR EACH ROW WHEN (new.id IS NULL)
          BEGIN
              SELECT test1_seq.nextval INTO:new.id FROM dual;
          END;
        /
    
    ---------表test2,触发器trig2,序列test2_seq搭配实现表ID的自动增长------------
    
    DROP TABLE test2;
    DROP SEQUENCE test2_seq;
    DROP TRIGGER trig2;
    
    CREATE  TABLE test2(
        id NUMBER PRIMARY KEY,     
        uname VARCHAR(10),
        age NUMBER);
    
    CREATE SEQUENCE test2_seq
              INCREMENT BY 1 -- 每次加几个
              START WITH 1 -- 从1开始计数
              NOMAXVALUE -- 不设置最大值
              NOCYCLE -- 一直累加,不循环
              NOCACHE -- 不建缓冲区;
    
    CREATE TRIGGER trig2 
          BEFORE INSERT ON test2 FOR EACH ROW WHEN (new.id IS NULL)
          BEGIN
              SELECT test2_seq.nextval INTO:new.id FROM dual;
          END;
          /
    
    
    ---------表test3,触发器trig3,序列test3_seq搭配实现表ID的自动增长------------
    
    DROP TABLE test3;
    DROP SEQUENCE test3_seq;
    DROP TRIGGER trig3;
    
    CREATE  TABLE test3(
        id NUMBER PRIMARY KEY,     
        uname VARCHAR(10),
        age NUMBER);
    
    CREATE SEQUENCE test3_seq
              INCREMENT BY 1 -- 每次加几个
              START WITH 1 -- 从1开始计数
              NOMAXVALUE -- 不设置最大值
              NOCYCLE -- 一直累加,不循环
              NOCACHE -- 不建缓冲区;
    
    CREATE TRIGGER trig3
          BEFORE INSERT ON test3 FOR EACH ROW WHEN (new.id IS NULL)
          BEGIN
              SELECT test3_seq.nextval INTO:new.id FROM dual;
          END;
          /
    
    ---------表test4,触发器trig4,序列test4_seq搭配实现表ID的自动增长------------
    
    DROP TABLE test4;
    DROP SEQUENCE test4_seq;
    DROP TRIGGER trig4;
    
    CREATE  TABLE test4(
        id NUMBER PRIMARY KEY,     
        uname VARCHAR(10),
        age NUMBER);
    
    CREATE SEQUENCE test4_seq
              INCREMENT BY 1 -- 每次加几个
              START WITH 1 -- 从1开始计数
              NOMAXVALUE -- 不设置最大值
              NOCYCLE -- 一直累加,不循环
              NOCACHE -- 不建缓冲区;
    
    CREATE TRIGGER trig4 
          BEFORE INSERT ON test4 FOR EACH ROW WHEN (new.id IS NULL)
          BEGIN
              SELECT test4_seq.nextval INTO:new.id FROM dual;
          END;
        /
    
    
    
    
    ---------表test5,触发器trig5,序列test5_seq搭配实现表ID的自动增长------------
    
    DROP TABLE test5;
    DROP SEQUENCE test5_seq;
    DROP TRIGGER trig5;
    
    CREATE  TABLE test5(
        id NUMBER PRIMARY KEY,     
        uname VARCHAR(10),
        age NUMBER);
    
    CREATE SEQUENCE test5_seq
              INCREMENT BY 1 -- 每次加几个
              START WITH 1 -- 从1开始计数
              NOMAXVALUE -- 不设置最大值
              NOCYCLE -- 一直累加,不循环
              NOCACHE -- 不建缓冲区;
    
    CREATE TRIGGER trig5 
          BEFORE INSERT ON test5 FOR EACH ROW WHEN (new.id IS NULL)
          BEGIN
              SELECT test5_seq.nextval INTO:new.id FROM dual;
          END;
        /
    
    ---------表test6,触发器trig6,序列test6_seq搭配实现表ID的自动增长------------
    
    DROP TABLE test6;
    DROP SEQUENCE test6_seq;
    DROP TRIGGER trig6;
    
    CREATE  TABLE test6(
        id NUMBER PRIMARY KEY,     
        uname VARCHAR(10),
        age NUMBER);
    
    CREATE SEQUENCE test6_seq
              INCREMENT BY 1 -- 每次加几个
              START WITH 1 -- 从1开始计数
              NOMAXVALUE -- 不设置最大值
              NOCYCLE -- 一直累加,不循环
              NOCACHE -- 不建缓冲区;
    
    CREATE TRIGGER trig6 
          BEFORE INSERT ON test6 FOR EACH ROW WHEN (new.id IS NULL)
          BEGIN
              SELECT test6_seq.nextval INTO:new.id FROM dual;
          END;
          /
    
    
    ---------表test7,触发器trig7,序列test7_seq搭配实现表ID的自动增长------------
    
    DROP TABLE test7;
    DROP SEQUENCE test7_seq;
    DROP TRIGGER trig7;
    
    CREATE  TABLE test7(
        id NUMBER PRIMARY KEY,     
        uname VARCHAR(10),
        age NUMBER);
    
    CREATE SEQUENCE test7_seq
              INCREMENT BY 1 -- 每次加几个
              START WITH 1 -- 从1开始计数
              NOMAXVALUE -- 不设置最大值
              NOCYCLE -- 一直累加,不循环
              NOCACHE -- 不建缓冲区;
    
    CREATE TRIGGER trig7 
          BEFORE INSERT ON test7 FOR EACH ROW WHEN (new.id IS NULL)
          BEGIN
              SELECT test7_seq.nextval INTO:new.id FROM dual;
          END;
          /
    
    
    -------------------------------创建过程插入数据------------------------------------
    
    
    ---------过程insert_pro1,插入10条数据-----------
    
    CREATE OR REPLACE PROCEDURE insert_pro1(NUMS NUMBER)
      AS
      i NUMBER;
      BEGIN
          FOR  i IN 1 .. NUMS loop
      INSERT INTO test1(uname,age) VALUES('zhangsan',11);
      END LOOP;
      END;
      /
    
     call  insert_pro1(10);
    
    ---------创建过程2,插入100条数据-----------
    
    CREATE OR REPLACE PROCEDURE insert_pro2(NUMS NUMBER)
      AS
      i NUMBER;
      BEGIN
          FOR  i IN 1 .. NUMS loop
      INSERT INTO test2(uname,age) VALUES('lisi',22);
      END LOOP;
      END;
      /
    
     call  insert_pro2(100);
    
    ---------创建过程3,插入1000条数据-----------
    
    CREATE OR REPLACE PROCEDURE insert_pro3(NUMS NUMBER)
      AS
      i NUMBER;
      BEGIN
          FOR  i IN 1 .. NUMS loop
      INSERT INTO test3(uname,age) VALUES('wangwu',33);
      END LOOP;
      END;
      /
    
     call  insert_pro3(1000);
    
    ---------创建过程4,插入10000条数据-----------
    
    CREATE OR REPLACE PROCEDURE insert_pro4(NUMS NUMBER)
      AS
      i NUMBER;
      BEGIN
          FOR  i IN 1 .. NUMS loop
      INSERT INTO test4(uname,age) VALUES('zhaoliu',44);
      END LOOP;
      END;
      /
    
     call  insert_pro4(10000);
    
    
    
    ----10W  16.86s----
    SELECT count(*) FROM test1 t1 join test4 t4 on 1=1;
    INSERT INTO test5(uname,age) SELECT t4.uname , t1.age FROM test1 t1 join test4 t4 on 1=1;
    COMMIT;
    
    ----100w  02m 53.63s----
    SELECT count(*) FROM test2 t2 join test4 t4 on 1=1;
    INSERT INTO test6(uname,age) SELECT t4.uname , t2.age FROM test2 t2 join test4 t4 on 1=1;
    COMMIT;
    
    ----400w  13m 19.41s----
    SELECT count(*) FROM test2 t2 join test4 t4 on 1=1 join four on 1=1;
    INSERT INTO test7(uname,age) SELECT t4.uname , t2.age FROM test2 t2 join test4 t4 on 1=1
    join four on 1=1  where id=3244;
    commit;

    2  Mysql:

    查询测试记录:

    查询时间与返回记录数、字段数、连接表的数目关系最大,一般为正比关系。

    说明:查询结果写入硬盘,并未直接输出,因为硬盘关系,无法做数据更大的查询测试。

    1,没有加入条件的测试

    记录数/万

    表数量

    字段数

    耗时/秒

    1

    2

    2

    0.02

    10

    2

    2

    0.03

    100

    2

    2

    0.23

    1000

    2

    2

    2.14

    2000

    3

    2

    4.37

    4000

    3

    2

    8.61

    6000

    3

    2

    12.82

    10000

    2

    2

    21.34

    20000

    3

    2

    42.93

    40000

    3

    2

    1 分27.81

    2,加入条件的测试

    记录数/万

    表数量

    字段数

    耗时/秒

    1

    2

    2

    0.02

    19

    2

    2

    0.11

    199

    2

    2

    1.22

    599

    2

    2

    2.89

    800

    2

    2

    6.21

    1600

    2

    2

    12.96

    2400

    2

    2

    20.31

    总结:数量级上亿级都能正常查询。

    导入测试记录:

    说明:从硬盘导入,并非直接写Insert语句,导入前都先把表清空。

    记录数/万

    表数量

    字段数

    耗时/秒

    1

    1

    2

    0.25

    10

    1

    2

    0.87

    100

    1

    2

    6.85

    400

    1

    2

    37.56

    600

    1

    2

    58.85

    1000

    1

    2

    1分 47.53

    2000

    1

    2

    4分 6.12

    4000

    1

    2

    8分 3.79

    10000

    1

    2

    28分 52.54

    总结:1,当导入数量上千万时,服务就出现短暂假死现象。

               2,如果是编写过程插入数据则很查,数目上万就很慢了。

    修改测试记录:

    记录数/万

    表数量

    字段数

    耗时/秒

    1

    1

    1

    0.42

    10

    1

    1

    2.64

    100

    1

    1

    28.39

    400

    1

    1

    1分 49.21

    1000

    1

    1

    5分 39.32

    CREATE DATABASE mydb;
    USE mydb;
    
    --表two,four,six分别插入2、4、6条记录,为了多表连接得到如6000W这样数据的返回记录;
    
    CREATE  TABLE two(                       
        uid INT PRIMARY KEY AUTO_INCREMENT,     
        uname VARCHAR(10),
        age INT);
    INSERT two(uname,age) VALUES('twe2',2);
    INSERT two(uname,age) VALUES('twe2',2);
    
    
    CREATE  TABLE four(
        uid INT PRIMARY KEY AUTO_INCREMENT,     
        uname VARCHAR(10),
        age INT);
    INSERT four(uname,age) VALUES('four4',4);
    INSERT four(uname,age) VALUES('four4',4);
    INSERT four(uname,age) VALUES('four4',4);
    INSERT four(uname,age) VALUES('four4',4);
    
    CREATE  TABLE six(
        uid INT PRIMARY KEY AUTO_INCREMENT,     
        uname VARCHAR(10),
        age INT);
    INSERT six(uname,age) VALUES('six6',6);
    INSERT six(uname,age) VALUES('six6',6);
    INSERT six(uname,age) VALUES('six6',6);
    INSERT six(uname,age) VALUES('six6',6);
    INSERT six(uname,age) VALUES('six6',6);
    INSERT six(uname,age) VALUES('six6',6);
    
    ---------创建过程1和表test1,并向其中插入10条数据,插入数据用时0.18------------
    
    DROP TABLE test1;
    DROP PROCEDURE insert_pro1;
    
    CREATE  TABLE test1(
        uid INT PRIMARY KEY AUTO_INCREMENT,     
        uname VARCHAR(10),
        age INT);
    
    DELIMITER //
    CREATE PROCEDURE insert_pro1(IN count INT)
        BEGIN 
        DECLARE i INT;
        SET i=0;
        WHILE i<count DO
        INSERT test1(uname,age) VALUES('zhangsan',11);
        SET i=i+1;
        END WHILE;
        END;
        //
    DELIMITER ;
    
    
    SET @count=10;  
    CALL insert_pro1(@count);
    
    ---------创建过程2和表test2,并插入100条数据,插入数据用时1.31------------
    
    DROP TABLE test2;
    DROP PROCEDURE insert_pro2;
    
    CREATE  TABLE test2(
        uid INT PRIMARY KEY AUTO_INCREMENT,     
        uname VARCHAR(10),
        age INT);
    
    DELIMITER //
    CREATE PROCEDURE insert_pro2(IN count INT)
        BEGIN 
        DECLARE i INT;
        SET i=0;
        WHILE i<count DO
        INSERT test2(uname,age) VALUES('lisi',22);
        SET i=i+1;
        END WHILE;
        END;
        //
    DELIMITER ;
    
    
    SET @count=100;  
    CALL insert_pro2(@count);
    
    ---------创建过程3和表test3,并插入1000条数据,插入数据用时13.06------
    
    DROP TABLE test3;
    DROP PROCEDURE insert_pro3;
    
    CREATE  TABLE test3(
        uid INT PRIMARY KEY AUTO_INCREMENT,     
        uname VARCHAR(10),
        age INT);
    
    DELIMITER //
    CREATE PROCEDURE insert_pro3(IN count INT)
        BEGIN 
        DECLARE i INT;
        SET i=0;
        WHILE i<count DO
        INSERT test3(uname,age) VALUES('wangwu',33);
        SET i=i+1;
        END WHILE;
        END;
        //
    DELIMITER ;
    
    
    SET @count=1000;  
    CALL insert_pro3(@count);
    
    
    ---------创建过程4和表test4,插入10000条数据,插入数据用时3m 45.08s--------
    
    DROP TABLE test4;
    DROP PROCEDURE insert_pro4;
    
    CREATE  TABLE test4(
        uid INT PRIMARY KEY AUTO_INCREMENT,     
        uname VARCHAR(10),
        age INT);
    
    DELIMITER //
    CREATE PROCEDURE insert_pro4(IN count INT)
        BEGIN 
        DECLARE i INT;
        SET i=0;
        WHILE i<count DO
        INSERT test4(uname,age) VALUES('zhaoliu',44);
        SET i=i+1;
        END WHILE;
        END;
        //
    DELIMITER ;
    
    
    SET @count=10000;  
    CALL insert_pro4(@count);
    
    
    
    1,    查询测试源代码:
    SELECT age,uname FROM test4 INTO OUTFILE "e:/mydb/t_1w.txt";        
        --0.02
    
    SELECT t1.age,t4.uname FROM test1 t1 join test4 t4 INTO OUTFILE "e:/mydb/t_10w.txt";                              
    --0.03 SELECT t2.age, t4.uname FROM test2 t2 join test4 t4 INTO OUTFILE "e:/mydb/t_100w.txt"; --0.23 SELECT t3.age,t4.uname FROM test3 t3 join test4 t4 INTO OUTFILE "e:/mydb/t_1000w.txt"; --2.14 SELECT t3.age,t4.uname FROM test3 t3 join test4 t4 join two INTO OUTFILE "e:/mydb/t_2000w.txt"; --4.37 SELECT t3.age,t4.uname FROM test3 t3 join test4 t4 join four f INTO OUTFILE "e:/mydb/t_4000w.txt"; --8.61 SELECT t3.age,t4.uname FROM test3 t3 join test4 t4 join six s INTO OUTFILE "e:/mydb/t_6000w.txt"; --12.82 SELECT t41.age,t42.uname FROM test4 t41 join test4 t42 INTO OUTFILE "e:/mydb/t_10000w.txt"; --21.34 SELECT t41.age,t42.uname FROM test4 t41 join test4 t42 join two INTO OUTFILE "e:/mydb/t_20000w.txt"; --42.93 SELECT t41.age,t42.uname FROM test4 t41 join test4 t42 join four INTO OUTFILE "e:/mydb/t_40000w.txt"; --1min 27.81 ------------------------------------------------------准备工作----------------------------------------------------


    加入测试条件:

    SELECT t5.uname,t6.age FROM test5 t5,test6 t6 WHERE t5.uid>t6.uid INTO OUTFILE "e:/mydb/select_1yw.txt";            --0.03
    --1w--0.02s
    
    SELECT t6.uname,t.age FROM test6 t6 JOIN two t ON t6.uid>t.uid INTO OUTFILE "e:/mydb/join_19w.txt";    
    --19w--0.11s
    
    SELECT t7.uname,t.age FROM test7 t7 JOIN two t ON t7.uid>t.uid INTO OUTFILE "e:/mydb/join_199w.txt";    
    --199w--1.22s
    
    SELECT t7.uname,s.age FROM test7 t7 JOIN six s ON t7.uid>s.uid 
    JOIN four f INTO OUTFILE "e:/mydb/join_599y9w.txt";    
    --599w--2.89s
    
    SELECT t7.uname,e.age FROM test7 t7 JOIN eight e ON t7.uid>e.uid INTO OUTFILE "e:/mydb/join_799w.txt";    
    --799w--2.89s
    
    SELECT t8.uname,t.age FROM test8 t8 JOIN two s ON t8.uid>t.uid INTO OUTFILE "e:/mydb/join_5999w.txt";    
    --800w--6.21s
    
    SELECT t8.uname,f.age FROM test8 t8 JOIN four f ON t8.uid>f.uid INTO OUTFILE "e:/mydb/join_29989w.txt";    
    --1600w--12.96s
    
    SELECT t8.uname,s.age FROM test8 t8 JOIN six s ON t8.uid>s.uid INTO OUTFILE "e:/mydb/join_59799w.txt";    
    --2400w--20.31s
    
    SELECT t7.uname,t8.age FROM test8 t8,test7 t7 WHERE t8.uid=t7.uid INTO OUTFILE "e:/mydb/select_100w.txt";        --3.09
    SELECT t7.uname,t8.age FROM test8 t8 JOIN test7 t7 ON t8.uid=t7.uid INTO OUTFILE "e:/mydb/join_100w.txt";        --1.54
    
    SELECT t7.uname,t8.age FROM test8 t8,test7 t7 WHERE t8.uid>t7.uid INTO OUTFILE "e:/mydb/select_300w.txt";        --3.09
    SELECT t7.uname,t8.age FROM test8 t8 JOIN test7 t7 ON t8.uid>t7.uid INTO OUTFILE "e:/mydb/join_100w.txt";    
    --1.54
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  • 原文地址:https://www.cnblogs.com/cfan1874/p/2938719.html
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