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oracle9i自动捕获DML语句的方法

2016-09-06 08:22:02 来源:www.45fan.com 【

oracle9i自动捕获DML语句的方法

SQL> desc t1
Name Null? Type
---- --------

A NUMBER

SQL> desc t_sql
Name Null? Type
---------------------------
USERNAME VARCHAR2(30)
CLIENT_IP VARCHAR2(20)
SQL_TEXT VARCHAR2(4000)
TABLE_NAME VARCHAR2(30)
OWNER VARCHAR2(30)

SQL> create or replace trigger capt_sql
2 BEFORE DELETE OR INSERT OR UPDATE ON t1
3 declare
4 n number;
5 stmt varchar2(4000);
6 sql_text ora_name_list_t;
7 begin
8 n := ora_sql_txt(sql_text);
9 FOR i IN 1..n LOOP
10 stmt := stmt || sql_text(i);
11 END LOOP;
12
13 insert into t_sql(USERNAME,CLIENT_IP,SQL_TEXT,TABLE_NAME,OWNER)
14 values(user,sys_context('userenv','ip_address'),stmt,'T1','RAINY');
15
16 end;
17 /

Trigger created.

SQL> insert into t1(a) values(1);

1 row created.

SQL> update t1 set a = 2 where a = 1;

1 row updated.

SQL> delete t1;

3 rows deleted.

SQL> commit;

Commit complete.

SQL> select * from t_sql;

USERNAME CLIENT_IP SQL_TEXT TABLE_NAME OWNER
------------------------------ ------------------------------
RAINY 10.1.30.19 insert into t1(a) values(1) T1 RAINY

RAINY 10.1.30.19 update t1 set a = 2 where a =1 T1 RAINY

RAINY 10.1.30.19 delete t1 T1 RAINY

 

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Tags: 怎样 捕获 Oracle9i
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