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我正嘗試使用JDBC驅動程序在一些Java和SQL Server之間創建連接。我創建了一個Connection類應該形成於這是我的計算機IP地址示例「BHX」jdbc:jtds連接到SQL服務器
這裏對服務器的連接Connection類
public class Connection {
public static void main(String[] args) throws Exception {
try {
String databaseDriver = "net.sourceforge.jtds.jdbc.Driver";
Class.forName(databaseDriver);
} catch (Exception e) {
e.printStackTrace();
}
try {
String url = "jdbc:jtds:sqlserver://BHX:1433/Forecast;instance=SQLEXPRESS";
java.sql.Connection con = DriverManager.getConnection(url);
System.out.println("Connection created");
con.close();
} catch (Exception e1) {
e1.printStackTrace();
}
}
}
我不知道是否有什麼錯誤的URL字符串,當我運行此代碼我碰到下面的錯誤爲:
java.sql.SQLException: Network error IOException: Connection refused: connect
at net.sourceforge.jtds.jdbc.ConnectionJDBC2.<init>(ConnectionJDBC2.java:417)
at net.sourceforge.jtds.jdbc.ConnectionJDBC3.<init>(ConnectionJDBC3.java:50)
at net.sourceforge.jtds.jdbc.Driver.connect(Driver.java:185)
at java.sql.DriverManager.getConnection(Unknown Source)
at java.sql.DriverManager.getConnection(Unknown Source)
at Connection.main(Connection.java:56)
Caused by: java.net.ConnectException: Connection refused: connect
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.PlainSocketImpl.doConnect(Unknown Source)
at java.net.PlainSocketImpl.connectToAddress(Unknown Source)
at java.net.PlainSocketImpl.connect(Unknown Source)
at java.net.SocksSocketImpl.connect(Unknown Source)
at java.net.Socket.connect(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at net.sourceforge.jtds.jdbc.SharedSocket.createSocketForJDBC3(SharedSocket.java:311)
at net.sourceforge.jtds.jdbc.SharedSocket.<init>(SharedSocket.java:261)
at net.sourceforge.jtds.jdbc.ConnectionJDBC2.<init>(ConnectionJDBC2.java:318)
... 5 more
我已經看到了類似的問題(like this here)但它看起來好像我按照所有可能的解決方案。我已檢查在配置管理器中啓用了TCP/IP,並且端口號爲1433.
我試過在防火牆禁用的情況下運行此操作,並且仍然收到相同的錯誤。
的telnet BHX 1433和我收到以下消息「......無法打開連接到主機,端口1433:連接失敗」
確定防火牆沒有阻止1433?你檢查過了嗎? – Ami
你能夠遠程登錄到該主機/端口嗎? jTDS與SQL Server完美協作,所以它應該是最後一個責備。 – bobah
數據庫是否被綁定到'localhost'而不是'0.0.0.0'或類A/B/C私有IP? –