• oracle_五千万数据插入测试


     1 --创建表 tab_a
     2 --  create table tab_a (id int primary key not null,pid int);
     3 --创建序列
     4 /**
     5  create sequence seq_a 
     6    increment by 1
     7    start with 1
     8    nomaxvalue
     9    nocycle
    10    cache 20;
    11    **/
    12 --创建存储过程
    13 create or replace procedure pro_a_insert is
    14   i NUMBER(20);
    15 begin
    16   for i In 1 .. 1000000 loop
    17     INSERT INTO tab_a
    18     VALUES
    19       (seq_a.nextval, i); IF mod
    20       (i, 100) = 0 THEN COMMIT;
    21   END IF;
    22 END LOOP;
    23 end pro_a_insert;
    24 /
    25 ---调用
    26 
    27 
    28 Procedure created.
    29 
    30 
    31 SQL> CREATE OR REPLACE PROCEDURE CallHelloWorld1 (
    32   2    p_user  VARCHAR2
    33   3  ) AS
    34   4  BEGIN
    35   5    -- 调用存储过程的 存储过程
    36   6    HelloWorld1(p_user);
    37   7  END CallHelloWorld1;
    38   8  /
    39 
    40 
    41 Procedure created.
    42 
    43 
    44 执行
    45 SQL> set serveroutput on
    46 SQL> exec CallHelloWorld1( 'Tom' );
    47 Hello Tom!
    48 
    49 
    50 PL/SQL procedure successfully completed.
    51 
    52 
    53 
    54 create or replace procedure pro_a_insert is
    55   i NUMBER(20);
    56 begin
    57   for i In 1 .. 10000000 loop
    58     INSERT INTO tab_a
    59     VALUES
    60       (seq_a.nextval, i); IF mod
    61       (i, 100) = 0 THEN COMMIT;
    62   END IF;
    63 END LOOP;
    64 end pro_a_insert;
    65 
    66 
    67  每 1000万插入一次 , 100  条提交一次
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  • 原文地址:https://www.cnblogs.com/cphmvp/p/3321229.html
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