create table SYS_DBA_CONFIG
(
 NAME  VARCHAR2(200) not null,
 value  VARCHAR2(200) not null,
 type  VARCHAR2(200) not null,
 REMARK VARCHAR2(200) not null
 ISRUN  NUMBER(1) not null,
 COLUMNTYPE VARCHAR2(200)
);

CREATE OR REPLACE PROCEDURE xxx."DBA_AUTORUNSCRIPT" AS
 /*******************************************************
 功能：定期運行指定腳本V1.0
 說明：SQL語句從配置表SYS_DBA_CONFIG讀取
 ********************************************************/
 v_Name        VARCHAR2(500); --Sql語句變量
 v_Value        VARCHAR2(250); --Sql語句變量
 CURSOR CS IS SELECT UPPER(Name),VALUE FROM SYS_DBA_CONFIG WHERE LOWER(TYPE)='auto_run_script' AND ISRUN = 1;
BEGIN
OPEN CS;
LOOP
FETCH CS INTO v_Name, v_Value;--獲得當(dāng)前記錄的數(shù)據(jù)
 EXIT WHEN CS%NOTFOUND;
 dbms_output.put_line('執(zhí)行腳本('||v_Name||')：'||v_Value);
 EXECUTE IMMEDIATE ('BEGIN '||v_Name||'; COMMIT; END;');
END LOOP;
END DBA_AutoRunScript;

CREATE OR REPLACE PROCEDURE xxx."DBA_AUTODELETE" AS
 /*******************************************************
 功能：根據(jù)保留天數(shù)刪除數(shù)據(jù)V1.0
 說明：表名稱、保存天數(shù)從配置表SYS_DBA_CONFIG讀取
 ********************************************************/
 v_name     varchar2(250); --對應(yīng)的表名
 v_remark    varchar2(250); --對應(yīng)的表字段
 v_value    number(10); --表對應(yīng)的表數(shù)據(jù)天數(shù)
 v_endTime   date; --清除的具體時間
 v_sql    varchar2(250);
 v_columntype  varchar2(20);
 CURSOR CS IS SELECT Name,VALUE,remark,columntype FROM SYS_DBA_CONFIG WHERE LOWER(TYPE)='auto_delete_table' AND ISRUN=1;
BEGIN
OPEN CS;
LOOP
FETCH CS INTO v_name, v_value,v_remark,v_columntype;--獲得當(dāng)前記錄的數(shù)據(jù)
 EXIT WHEN CS%NOTFOUND;
 dbms_output.put_line('刪除的表名：' || v_name||' 保留天數(shù)：'||v_value);
 v_endTime:=TRUNC(SYSDATE- v_value);
 if v_columntype='DATE' then
 v_sql := 'delete from ' || v_name||' where '|| v_remark||' < TRUNC(SYSDATE- '||v_value||')' ;
 dbms_output.put_line('刪除的sql：' || v_sql);
 else
 v_sql := 'delete from ' || v_name||' where to_date('||v_remark||',''yyyy-mm-dd hh24:mi:ss'') < TRUNC(SYSDATE- '||v_value||')';
 dbms_output.put_line('刪除的sql：' || v_sql);
 end if;
 begin
  execute immediate v_sql;
 end;
END LOOP;

END DBA_AutoDelete;

begin 
dbms_scheduler.create_job 
( 
job_name => 'Job_DBA_AutoRunScript', 
job_type => 'PLSQL_BLOCK', 
job_action => 'begin DBA_AutoRunScript; end;',
repeat_interval => 'FREQ=DAILY;BYHOUR=3;byminute=30', 
enabled => true
); 
end;