data masking in oracle using pl sql

A trigger is a special type of subroutine that resides in a database. cannot be called directly by the user, but is initiated by the system when a particular event or action occursTune with the holder line. The trigger cannot accept the number of parameters. So executing a trigger is called triggering or ignition. An Oracle event refers to an INSERT, UPDATE,delete operation, or similar operation on a view of a database table. Triggers are a technique

Tags: window8 64-bit + Oracle1) Install Oracle 12c 64-bit2) Installing the 32-bit Oracle Client (INSTANTCLIENT-BASIC-NT-12.1.0.1.0.ZIP)Download Instantclient-basic-win32-11.2.0.1.0.zip, must be the Win32 version, the Oracle official website downloads, unzip it to the Oracle installation directory under product: D:\

The permission control in win7 is indeed good, but sometimes it is hard to understand. Today, an Oracle database is installed on an XP Server, and an Oracle client is installed on my win7 server. The configuration is successful, but PL/SQL cannot be connected to the database when it is started, and no prompt is display

Label:The PL/SQL language is the language that Oracle expands on SQL.1 procedures, functions, triggers are written in PL/SQL2 procedures, functions, triggers are in Oracle3 PL/SQL state

exception (this is the choice of custom exceptions in most cases); if it is TRUE, the newly thrown exceptions are stored at the top of the exception stack (Other exceptions have occurred ).3) Oracle pre-defined PL/SQL exceptions Exception name ORACODE SQLCODE Trigger time LOGIN_DENIED 01017 -1017 Invalid user name or password

First install Oracle Enterprise Edition or client lite. After that, you need to modify your Tnsnames.ora file to increase the database.My Oracle instance is ORACLE1 and placed in the D:\oracle\ directory. My IP address is 192.168.1.102.Modify the following: add: DEMO = (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP) (HOST = 192.168.1.102) (PORT = 1521)) (Connect_data

1. Download PL/SQL Dev 2. Download the simplified Oracle client 3. Install PL/SQL Dev and the Chinese package 4. decompress the Oracle thin client. For example, extract the Directory D: \ oracle10g. 5. Configure the

20-feb-81 1600 300 307521 WARD salesman 7698 22-feb-81 1250 500 307654 MARTIN salesman 7698 28-sep-81 1250 1400 307698 BLAKE MANAGER 7839 01-may-81 2850 307844 TURNER salesman 7698 08-sep-81 1500 0 307900 JAMES Clerk 7698 03-dec-81 950 306 rows selected.Define and UndefineSql> Define Name=enameSql> select name,sal from emp;Ename SAL---------- -----SMITH 800ALLEN 1600WARD 1250JONES 2975MARTIN 1250BLAKE 2850CLARK 2450SCOTT 3000KING 5000TURNER 1500ADAMS 1100JAMES 950FORD 3000MILLER 1300Rows select

Flow Control statements in PL/SQL and temporary Oracle tables [SQL] create global temporary table temp_dept (dno number, dname varchar2 (10) on commit delete rows; insert into temp_dept values (10, 'abc'); drop table temp_dept -- the temporary table in Oracle is different fr

Oracle language, add the environment variable Nls_lang, and the value is simplified Chinese_china. Zhs16gbkIf you do not know the Oracle language of the remote database, you can ssh or telnet to the remote machine, enter it at the command interface, and connect to the database using the command line.SELECT * from Nls_instance_parameters;View the value of Nls_languageNls_languageNls_territory5. Download and

Oracle is installed on Linux in the Virtual Machine. Since PL/SQL Developer is used on Windows physical machines to connect to Oracle in the virtual machine,But I don't want to reinstall Oracle on the Physical Machine (too big, no more =. = ). Therefore,

Features of automatic PL/SQL running in Oracle: Run the automatic scheduling task in the UNIXDE corn Utility You can use the DBMS_JOB package in PL/SQL in ORACLE to schedule PL/