Oracle10G 的ORA-12505问题解决方法
Oracle10G 的ORA-12505问题解决方法
今天在开发一个关于**的一个项目时候,本人在使用PLSQL连接Oracle的时候一切正常,但是在Myeclipse的DB试图中我一直在使用的URL是如下代码:
- jdbc:oracle:thin:@127.0.0.1:1521:jdbh
就始终出现如下错误信息:
- java.sql.SQLException:Listener refused the connection with the following error:
- <span style="color:#ff0000;">ORA-12505,TNS:listener does not currently know of SID given in connect descriptor
- TheConnection descriptor used by the client was:
- localhost:1521:jdbh
- </span>
- atoracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:124)
- atoracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:279)
- atoracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:318)
- atoracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:343)
- atoracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:147)
- at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:31)
- atoracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:545)
- atjava.sql.DriverManager.getConnection(Unknown Source)
- atjava.sql.DriverManager.getConnection(Unknown Source)
- at cn.com.db.DBAccess.getConnection(DBAccess.java:33)
- at cn.com.db.DBAccess.main(DBAccess.java:95)
在网上也看了一些资料也都没有说到具体解决的办法,现将个人的总结如下:
解决方法:
首先打开你的D:\oracle\product\10.2.0\db_1\NETWORK\ADMIN路径下的:tnsnames.ora文件看以下代码,本人的代码如下:
- # tnsnames.ora Network Configuration File: D:\oracle\product\10.2.0\db_1\network\admin\tnsnames.ora
- # Generated by Oracle configuration tools.
- ORCL =
- (DESCRIPTION =
- (ADDRESS = (PROTOCOL = TCP)(HOST = RedArmychen-PC)(PORT = 1521))
- (CONNECT_DATA =
- (SERVER = DEDICATED)
- <span style="color:#ff0000;">(SERVICE_NAME = orcl)
- </span> )
- )
- EXTPROC_CONNECTION_DATA =
- (DESCRIPTION =
- (ADDRESS_LIST =
- (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
- )
- (CONNECT_DATA =
- (SID = PLSExtProc)
- (PRESENTATION = RO)
- )
- )
大家看到我标准的红色字体了吗?(SERVICE_NAME = orcl)那么你只需要 修改连接的URL地址为 :
- jdbc:oracle:thin:@127.0.0.1:1521:orcl
即可解决问题 ,这只限于个人 遇到错误的解决方法 !如果还有异常请耐心解决吧 。
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