无法使用JDBC连接到远程Oracle数据库

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无法使用JDBC连接到远程Oracle数据库

我似乎能够使用Run SQL命令行连接到(远程)Oracle数据库,但无法使用JDBC连接。

所以,假设服务器名称是srv_oracle_prod,数据库名称是bdcompany.company。在SQL命令行中,我可以使用:

connect user/password@srv_oracle_prod:1521/bdcompany.company

但是当我尝试使用:

public class TestRealDatabase {
public static void main(String[] args) {
    try {
        Class.forName("oracle.jdbc.driver.OracleDriver");
        con = DriverManager.getConnection("jdbc:oracle:thin:srv_oracle_prod:1521/bdcompany.company", 
                "user", 
                "password");
    } catch (ClassNotFoundException e) {
        e.printStackTrace();
    } catch (SQLException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    }
}

我在Eclipse中收到以下错误:

java.sql.SQLException: Listener refused the connection with the following error:
ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:419)
at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:536)
at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:228)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:521)
at java.sql.DriverManager.getConnection(Unknown Source)
at java.sql.DriverManager.getConnection(Unknown Source)
at theOpenTutorials.TestRealDatabase.main(TestRealDatabase.java:22)
Caused by: oracle.net.ns.NetException: Listener refused the connection with the following error:
ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
at oracle.net.ns.NSProtocol.connect(NSProtocol.java:386)
at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:1054)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:308)
... 7 more

我搜索了很多,但找不到任何解决方案,我在使用Oracle方面是一个新手。

这是所请求的我的tnsnames.ora文件:

XE =
      (DESCRIPTION =
        (ADDRESS = (PROTOCOL = TCP)(HOST = PC-HP-08.COMPANY.local)(PORT = 1521))
        (CONNECT_DATA =
          (SERVER = DEDICATED)
          (SERVICE_NAME = XE)
        )
      )
    EXTPROC_CONNECTION_DATA =
      (DESCRIPTION =
        (ADDRESS_LIST =
          (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
        )
        (CONNECT_DATA =
          (SID = PLSExtProc)
          (PRESENTATION = RO)
        )
      )
    ORACLR_CONNECTION_DATA = 
      (DESCRIPTION = 
        (ADDRESS_LIST = 
          (ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1)) 
        ) 
        (CONNECT_DATA = 
          (SID = CLRExtProc) 
          (PRESENTATION = RO) 
        ) 
      ) 

admin 更改状态以发布 2023年5月21日
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请查看您的URL:

jdbc:oracle:thin:srv_oracle_prod:1521/bdcompany.company

您遇到的错误是由SID部分引起的。也就是这个:bdcompany.company。因此,请联系您的DBA并询问她Oracle实例的SID是什么。

如果您正在使用tns名称,则在问题中发布tnsnames.ora文件的内容可能有帮助。

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我的JDBC thin URL通常看起来像这样:

jdbc:oracle:thin:@SERVER:PORT:SID

我觉得你正在尝试使用TNS名称作为服务器名称。但是,据我所知,Oracle thin driver不使用TNS。

所以我的猜测是你的JDBC URL应该长这样:

jdbc:oracle:thin:@PC-HP-08.COMPANY.local:1521:PLSExtProc

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