Oracle Client 12C (32 bit) Installation on Windows 7 (64 bit

In this document we will describe installation process for Oracle Database Client on Windows 7 (64 bit).

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Oracle Clietn need for remote connection from desktop to database with programms like SQLPLUS, PL/SQL Developer, TOAD, SQL Navigator and maty other.

Oracle client for Windows you could download from Oracle website.

For installation we need only winnt_12102_client32.zip

With 64 bit client, not works programms like PL/SQL Developer. That is the reason why we will setup 32 bit client

Before we need to install additional library. This library needed only when you install 32 bit client.

C:\WINDOWS\system32\drivers\etc\hosts

We need only Oracle Call Interface library (OCL). But for convenient i will install next:

Connection parameter you could see on database server in tnsnames.ora file

ORCL12 = (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = oracle12.localdomain)(PORT = 1521)) ) (CONNECT_DATA = (SERVICE_NAME = orcl12.localdomain) ) )

I replace AMERICAN_AMERICA.WE8MSWIN1252 on AMERICAN_AMERICA.AL32UTF8

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