step1:下载PLSQL
https://www.allroundautomations.com/registered-plsqldev/
step2:双击安装PLSQL
step3:双击打开，并且输入注册码
https://blog.csdn.net/richer__/article/details/95976407
产品编号（Product Code）:
kfj6yg6rfyhqcha6cbgs6fsw3kyje7a6qr
序列号（Serial Number）:
276182
口令（Password）:
xs374ca
step4: 下载oracle客户端instantclient
https://www.oracle.com/database/technologies/instant-client/winx64-64-downloads.html
step5:PLSQL 配置 oracle Hoem 、OCI Library 路径
step6:创建Network\Admin\tnsnames.ora,并且写入tns连接串
192.168.1.158_orcl =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.1.158)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = orcl)
)
)