data masking in oracle using pl sql

The main content of this article is as follows: 6.1 Introduction 6.2 create a function 6.3 stored procedures 6.3.1 creation process 6.3.2 call a stored procedure 6.3.3 AUTHID 6.3.4 PRAGMA AUTONOMOUS_TRANSACTION 6.3.5 procedure 6.3.6 deletion process and Function 6.3.7 comparison of processes and functions 6.1 IntroductionProcedures and functions (In addition, packages and triggers) are named PL/SQL blocks (

Plsqldev download | plsqldev download cracked version download | plsqldev download PL/SQL developer is an integrated development environment dedicated for development, testing, debugging, and optimization of Oracle PL/SQL storage.ProgramUnits, such as triggers.

Basic PL/SQL entry-Table Partitioning PL/SQL: a programming Language combined with a Structured Language (Structured Query Language). It is an extension of SQL and supports multiple data types, such as large objects and Collection

PL/SQL variables, constants, and parameters must have a valid data type, specifying a valid range of storage formats, constraints, and values. category Description Scalar Single value does not have an internal component, such as number, DATE, or BOOLEAN Large Object (LOB) Store large objects that point

In Oracle development, the conditional expressions between if and then are full of "art" and require us to discover and appreciate them. Appreciation 1: Three-value Logic If an expression contains a null value, what is the final result of the expression? For example, 2 Example: IF salary> 4000THENGive_bonus (employee_id );End if; The null value in a Boolean expression causes the result of the entire expression to be null. That is, if salary is null,

From the design of the Oracle shared pool and the PL/SQL writing method recommended by Oracle, we can see that variable binding has a great impact on performance, how to bind variables in PL/SQL? First, let's take a look at the

Oracle instant client is installed in Linux on the PL/SQL Dev Virtual Machine and Oracle is installed. Since PL/SQL Developer is used in Windows physical machines to connect to Oracle o

to the Tnsnames.ora file. For example, my machine is: d:/instantclient_11_2/network/admin4. Set the language of Oracle, add the environment variable Nls_lang, and the value is simplified Chinese_china. Zhs16gbkAssuming that the Oracle language of the remote database is unclear, SSH or telnet to the remote machine, enter in the command interface, and connect to the database with the command line.SELECT * fr

the data type of the field%rowtype make a variable get the data type of the entire recordVi. expressionsNumeric expression: +-*/* * (exponentiation)Character expression: by connector | | Composed ofRelational expressions:Logical expression: not OR andSeven, operatorSet operator: INTERSECT minus UNION ALLRow operator: All DISTINCT PRIOR (returns the parent row of the current row when a tree query)Viii. Cond

Tags: login page str asi ENC int www ges alt db instanceDeclaration: PL/SQL version:PL/SQL Developer 9.0.6 (http://files.allroundautomations.com/plsqldev906.exe) Error notification Cause: PL/SQL supports only 32-bit OS, and the workaround is to load an additional Oci.dll fi

The features of automatic PLSQL running in ORACLE: In the UNIXDE corn utility, the automatic scheduling task runs in PLSQL in ORACLE. The DBMS_JOB package allows you to schedule PLSQL Features of automatic PL/SQL running in ORACLE: Use the DBMS_JOB package in the UNIXDE corn

First, the problem descriptionThe oracle-client side is not installed locally, and because of limited machine resources, you want to connect to the remote database via PL/SQL developer. Simple installation PL/SQL developer cannot connect to the database remotely.Second, the

Tags: log cheng Baidu Oracle. com targe install Oracle detail getThe simple way to connect a remote database via PL/SQL is to install the Oracle client, and one way is to not install the client, but you need to create the necessary configuration files yourself, the following

1, to use PL/SQL need to install the Oracle client (this is necessary, otherwise plsql will not use, this client can go to Oracle official Web download, called instance client, as far as possible with the newer version on it, The Windows version of the big is more than 50 m, as well as the lite version of more than 20

Restore the tables drop by pl SQL in oracle by mistake View tables in the recycle bin Select object_name, original_name, partition_name, type, ts_name, createtime, droptime from recyclebin; Restore table SQL> flashback table test_drop to before drop; orSQL> flashback table "BIN $ B + XkkO1RS5K10uKo9BfmuA = $0" to befor

Tags: src red out varchar contains body str into drive function is used to return specific data, and when a function is established, the function header must contain a return clause. The body of the function must contain the data returned by the return statement. We can use CREATE function to create functions. 1), followed by a case to simulate the use of functions --Enter the employee's name and return t

Label:function is used to return specific data, and when a function is established, the function header must contain a return clause. The body of the function must contain the data returned by the return statement. We can use CREATE function to create functions. 1), followed by a case to simulate the use of functions --Enter the employee's name and return the employee's annual salaryCREATE FUNCTION Annual

Tags: class name ora information Modify Connection SDN path DACThe 7- bit Oracle database mounted on Win , and then loaded with a three-bit Oracle client, connected with Plsql when Oracle occurs , only user name, password, database fill or select box, there is no "login as" (role) selection box. Solution: 1) Install

1) Install Oracle 11g 64-bit, I use the version:Http://www.oracle.com/technetwork/database/enterprise-edition/downloads/112010-win64soft-094461.html2) Install the 32-bit Oracle Client (instantclient-basic-win32-11.2.0.1.0) as:Http://www.oracle.com/technetwork/database/features/instant-client/index-097480.htmlDownload Instantclient-basic-win32-11.2.0.1.0.zip (must be 32-bit, do not make the wrong version, th