sqlplus配置连接mysql_sqlplus连接远程数据库
方式一:簡(jiǎn)易連接,不用進(jìn)行網(wǎng)絡(luò)配置,其實(shí)就是tnsname.ora文件
命令:sqlplus 用戶名/密碼@ip地址[:端口]/service_name [as sysdba]
示例:sqlplus sys/pwd@ip:1521/test as sysdba
備注:使用默認(rèn)1521端口時(shí)可省略輸入
注意事項(xiàng):被遠(yuǎn)程的數(shù)據(jù)庫(kù)上必須打開(kāi)數(shù)據(jù)庫(kù)監(jiān)聽(tīng) 不然會(huì)報(bào)ERROR:ORA-12541:TNS:no listener
方式二:文本化操作:編輯$ORACLE_HOME/NETWORK/ADMIN/tnsnames.ora文件
test =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = ip或主機(jī)名稱)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = 數(shù)據(jù)庫(kù)的服務(wù)名稱)
)
)
PROTOCOL:客戶端與服務(wù)器端通訊的協(xié)議,一般為TCP,該內(nèi)容一般不用改。
HOST:數(shù)據(jù)庫(kù)監(jiān)聽(tīng)所在的機(jī)器的機(jī)器名或IP地址
PORT:數(shù)據(jù)庫(kù)監(jiān)聽(tīng)正在監(jiān)聽(tīng)的端口
SERVICE_NAME:在服務(wù)器端,用system用戶登陸后,
sqlplus> show parameter service_name命令察看。
# Generated by Oracle configuration tools.
rac 一個(gè)service_name 對(duì)應(yīng)多個(gè)sid
SQL> show parameter service_name;
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
service_names string test
SQL> show parameter instance_name;
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
instance_name string test
示例
30.66 =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.1.30.66)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = oradb)
)
)
CHEN =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.222.11)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = test)
)
)
如果本地安裝了Oracle數(shù)據(jù)庫(kù)客戶端也可以通過(guò)Oracle Net Manager工具圖形化配置tnsnames.ora
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