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Reprint Oracle database restricts logon IP through triggers

Source: Internet
Author: User
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Reprint from Https://yq.aliyun.com/ziliao/123360

Create or Replace trigger Logon_ip_controlafter logon on Databasedeclare IP STRING ( -); User STRING ( -); Beginselect Sys_context ('USERENV','Session_user') into user fromdual; SELECT Sys_context ('USERENV','IP_Address') into IP fromdual;ifUser='system'Then IF the IP notinch('127.0.0.1',' 10.24.200.200') then Raise_application_error (-20001,'User'|| user| |'Is isn't allowed to connect from'||IP); END IF; END If;end;/

Reprint Oracle database restricts logon IP through triggers

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