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在oracle中使用scheduler的范例

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Release: 2016-06-07 15:07:04
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欢迎进入Oracle社区论坛,与200万技术人员互动交流 >>进入 在oracle中使用scheduler的范例 Sql代码 -- 创建新表 create table T_TEST_JOB ( ID LONG, TEST_DATE TIMESTAMP(6) ) tablespace GBIAPS pctfree 10 initrans 1 maxtrans 255 storage ( initia

欢迎进入Oracle社区论坛,与200万技术人员互动交流 >>进入

    在oracle中使用scheduler的范例

    Sql代码

    -- 创建新表

    create table T_TEST_JOB

    (

    ID        LONG,

    TEST_DATE TIMESTAMP(6)

    )

    tablespace GBIAPS

    pctfree 10

    initrans 1

    maxtrans 255

    storage

    (

    initial 64

    minextents 1

    maxextents unlimited

    );

    -- 创建序列

    create sequence SEQ_TEST_JOB

    minvalue 1

    maxvalue 9999999999999999999999999999

    start with 1

    increment by 1

    cache 10;

    -- 创建存储过程

    create or replace procedure P_TEST_JOB as

    begin

    insert into t_test_job(id,test_date) values (SEQ_TEST_JOB.NEXTVAL,sysdate);

    end;

    /

    /*

    在使用create_job或者create_schedule前,请先检查 NLS_DATE_LANGUAGE, NLS_DATE_FORMAT,

    NLS_TIMESTAMP_FORMAT, NLS_TIMESTAMP_TZ_FORMAT 等参数的值, 通过alter session 命令来修改

    alter session set NLS_DATE_FORMAT='yyyy-MM-dd';

    alter session set NLS_TIMESTAMP_FORMAT='yyyy-MM-dd hh24:mi:ss';

    alter session set NLS_TIMESTAMP_TZ_FORMAT='yyyy-MM-dd HH:MI:SS.FF AM TZR';

    */

    select * from nls_session_parameters where parameter like '%_DATE_%' or parameter like '%_TIMESTAMP_%';

    -- 创建job

    -- FREQ 用来指定间隔的时间周期,可选参数有: YEARLY, MONTHLY, WEEKLY, DAILY, HOURLY, MINUTELY, SECONDLY

    -- INTERVAL 用来指定间隔的频繁,可指定的值的范围从1-999

    -- 附加的参数有: BYMONTH,BYWEEKNO,BYYEARDAY,BYMONTHDAY,BYDAY,BYHOUR,BYMINUTE,BYSECOND

    /*

    每周的1,3,5运行job              FREQ=WEEKLY; BYDAY=MON,WED,FRI

    每年的3,6,9,12月的30号运行job   FREQ=YEARLY; BYMONTH=MAR,JUN,SEP,DEC; BYMONTHDAY=30

    每月1号凌晨1点执行一次

    Freq=Monthly;BYMONTHDAY=1;BYHOUR=1;BYMINUTE=0;BYSECOND=0;Interval=1

    */

    begin

    sys.dbms_scheduler.create_job(job_name            => 'JOB_TESTJOB',

    job_type            => 'STORED_PROCEDURE',

    job_action          => 'P_TEST_JOB',

    start_date          => sysdate,

    repeat_interval     => 'Freq=MINUTELY;BYSECOND=0;Interval=1',

    end_date            => to_date(null),

    job_class           => 'DEFAULT_JOB_CLASS',

    enabled             => true,

    auto_drop           => false,

    comments            => 'Baiyun Airport Web Site');

    end;

    /

    -- 启动job

    begin

    dbms_scheduler.enable('JOB_TESTJOB');

    end;

    /

    -- 运行job

    begin

    dbms_scheduler.run_job('JOB_TESTJOB',TRUE); -- true代表同步执行

    end;

    /

    -- 停止job

    begin

    dbms_scheduler.stop_job(job_name => 'JOB_TESTJOB',force => TRUE);

    end;

    /

    -- 删除job

    begin

    dbms_scheduler.drop_job(job_name => 'JOB_TESTJOB',force => TRUE);

    end;

    /

    -- 查询job

    select * from user_scheduler_jobs;

    select * from dba_scheduler_jobs;

    -- 查看数据

    select * from t_test_job;

    -- 删除数据

    delete from t_test_job;

在oracle中使用scheduler的范例

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