PL/SQL连接oracle配置

PL/SQL 只支持32位oracle，

64位绿色版： http://dldx.youkuaiyun.com/fd.php?i=622085150438794&s=d19ecb12a9441b4a124abac2d6ed93bc

解压PLSQL后设置TNS,打开：instantclient_11_2\tnsnames.ora，修改host

1.报12541错误：检测服务器Listener正常，防火墙端口正常，打开listener.ora,把host从localhost改成ip或本机主机名

2.报12514：

打开listener.ora,增加红色部分

SID_LIST_LISTENER =
(SID_LIST =

(SID_DESC =

     (SID_NAME = CLRExtProc)

     (ORACLE_HOME = d:\app\Administrator\product\11.2.0\dbhome_1)

     (PROGRAM = extproc)

     (ENVS = "EXTPROC_DLLS=ONLY:d:\app\Administrator\product\11.2.0\dbhome_1\bin\oraclr11.dll")

)

(SID_DESC =

(GLOBAL_DBNAME = ORCL)

(ORACLE_HOME = d:\app\Administrator\product\11.2.0\dbhome_1)

(SID_NAME = ORCL)

)

)

LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =

(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))

(ADDRESS = (PROTOCOL = TCP)(HOST =my-PC)(PORT = 1521))

)

)