1,windows安装oracle,不用安装客户端,直接安装P/LSQL就可以,
2,两台电脑之间连
1,ping IP
2, 监听程序开启
3,sqlplus /nolog conn sys as sysdba startup (这一步一定要成功)
4,解析不出12541.。。 一定是环境变量错了
2,listener.ora tnsnames.ora
· 注:如果在PDB中创建用户名和密码,,,不用sysdba
# tnsnames.ora Network Configuration File: D:\app\Administrator\virtual\product\12.2.0\dbhome_1\network\admin\tnsnames.ora
# Generated by Oracle configuration tools.
EXTPROC_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
(CONNECT_DATA =
(SID = PLSExtProc) 注:PLS开头
(PRESENTATION = RO)
)
)
ORCL =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = WIN-GHB4TFBR6F9)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = orcl)
)
)
#新增 @ 标识符,用于区分本地与远程
oracleORCL@10.8.98.246 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.8.98.246)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = orcl)
)
)
#新增 @ 标识符,用于区分本地与远程 注在pdb创建用用
smartqORCL@10.8.98.246 =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.8.98.246)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = orclpdb)
)
)
# listener.ora Network Configuration File: D:\app\Administrator\virtual\product\12.2.0\dbhome_1\network\admin\listener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
(SID_DESC =
(SID_NAME = ORCL)
(ORACLE_HOME = D:\app\Administrator\virtual\product\12.2.0\dbhome_1)
(PROGRAM = orcl)
(ENVS = "EXTPROC_DLLS=ONLY:D:\app\Administrator\virtual\product\12.2.0\dbhome_1\bin\oraclr12.dll")
)
(SID_LIST =
(SID_DESC =
(SID_NAME = CLRExtProc)
(ORACLE_HOME = D:\app\Administrator\virtual\product\12.2.0\dbhome_1)
(PROGRAM = extproc)
(ENVS = "EXTPROC_DLLS=ONLY:D:\app\Administrator\virtual\product\12.2.0\dbhome_1\bin\oraclr12.dll")
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.8.98.246)(PORT = 1521))
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
)
注:
(KEY = EXTPROC1521)