You can also use PL/SQL without installing an Oracle client

Source: Internet
Author: User

Unzip Instantclient_12_1 to D:\Oracle\instantclient_12_1

Create a directory within a folder,/network/admin

Under this directory, create a new file Tnsnames.ora

Adamdb =      = = = (PROTOCOL = TCP) (HOST = 192.168.1.7) (PORT = 1521))           ==       adamdb)   ))

Adding environment variables

"Oracle_home" D:\Oracle\instantclient_12_1 "Tns_admin" D:\Oracle\instantclient_12_1\NETWORK\ADMIN "Nls_lang" American_america. UTF8

Start PL/SQL Developer, in the Login window interface, click the Cancel button to the main interface, click Tools->preferences, in connection need to configure the following two parameters

Oracle Home:d:\oracle\instantclient_12_1
OCI Library:d:\oracle\instantclient_12_1\oci.dll

Now that the configuration is complete, PL/SQL developer can be used normally

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