怎样建立数据库的链接
SQL>altersystem set global_names=false;SQL>create database link ora1 connect to system identified by cnbjrdqa using 'ora1';SQL>select count(*) from all_jobs@ora1;[@more@]
oracle 用户在尝试登陆3此之后锁定该用户
SQL>create profile TEST_PROFILE limit FAILED_LOGIN_ATTEMPTS 3;SQL>create user TESTUSER identified by abcd1234 profile TEST_PROFILE;SQL>grant CREATE SESSION to TESTUSER;[@more@]
trace 事件
SQL>alter session set events '10046 trace name context forever, level 12';SQL>alter session set events '10046 trace name context off';[@more@]
查询正在执行的SQL语句
Select Username,Sid,Serial# ,Substr(Sql_Text,1,25) From V$Session,V$Sqlarea Where Username Not In('Sys','System') And Username Is Not Null And(Sql_Address=Address Or Prev_Sql_Addr=Address)[@more@]
纪念博客开通
纪念一下我的博客开通![@more@]