PL / SQL Developer -> download -> install -> execute the SQL -> set local / remote connection

One 下载

Click to enter https://www.allroundautomations.com/bodyplsqldevreg.html

two 安装

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three 汉化

Click to enter https://www.allroundautomations.com/bodyplsqldevreg.html

four 连接并执行SQL

Fives 设置

six 远程连接

Need to download a compressed package, click into https://www.oracle.com/database/technologies/instant-client/downloads.html




tnsnames.ora


环境变量1 固定写法

NLS_LANG
AMERICAN_AMERICA.ZHS16GBK

环境变量2
Name Fixed content: network admin under your unzipped directory

TNS_ADMIN
D:\Everything\PL_SQL_Developer\instantclient_19_3\network\admin

localhost@scott@123456 =
  (DESCRIPTION =
    (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))
    (CONNECT_DATA =
      (SERVER = DEDICATED)
      (SERVICE_NAME = orcl)
    )
  )