PLSQL 12 is mounted, connect to Oracle

• 　Click to download PLSQL , this installation PLSQL version 12.0.7, it is recommended to install 64-bit.

•     When you download PLSQL, next version will have a " Language Pack " link, click on the left select "Chinese" to download the finished package.

•     Registration code

PLSQL Developer 12.0.7 注册码
product code： 4vkjwhfeh3ufnqnmpr9brvcuyujrx3n3le 
serial Number：226959 
password: xs374c

• note

PLSQL Oracle client and the number of bits to be consistent

The client is installed oracle 11g more than 11g database access to modify OCI.

OCI downloading.

Preferably install the corresponding client.

• Remember password

•  reference

https://www.cnblogs.com/gaozejie/p/9741186.html