OCI Library: C:\instantclient-basic-nt-11.2.0.2.0\oci.dll •4. 在PLSQL Developer目录下编辑如下bat文件,替换其快捷方式,启动PLSQL Developer: @echo off set path=C:\instantclient-basic-nt-11.2.0.2.0 set ORACLE_HOME=C:\instantclient-basic-nt-11.2.0.2.0 set TNS_ADMIN=C:\instantclient-basic-nt-11.2.0.2.0 set NLS_LANG=AMERICAN_AMERICA.ZHS16GBK start plsqldev.exe