從備份還原數據庫后無法連接到數據庫

Question

我使用SQL Server Management Studio從生產數據庫制作的備份文件恢復了本地開發數據庫。 我在該還原上覆蓋了本地數據庫。

現在，我無法使用SQL Squirrel連接到數據庫。 是什么原因引起的，以及如何解決？ 謝謝。

我在登錄時收到錯誤“嘗試打開SQL連接時發生意外錯誤”。

堆棧跟蹤按鈕顯示以下內容：

java.util.concurrent.ExecutionException: java.lang.RuntimeException: com.microsoft.sqlserver.jdbc.SQLServerException: Cannot open database "devdatabase_myname" requested by the login. The login failed. ClientConnectionId:[id]
    at java.util.concurrent.FutureTask.report(FutureTask.java:122)
    at java.util.concurrent.FutureTask.get(FutureTask.java:206)
    at net.sourceforge.squirrel_sql.client.mainframe.action.OpenConnectionCommand.awaitConnection(OpenConnectionCommand.java:132)
    at net.sourceforge.squirrel_sql.client.mainframe.action.OpenConnectionCommand.access$100(OpenConnectionCommand.java:45)
    at net.sourceforge.squirrel_sql.client.mainframe.action.OpenConnectionCommand$2.run(OpenConnectionCommand.java:115)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.RuntimeException: com.microsoft.sqlserver.jdbc.SQLServerException: Cannot open database "devdatabase_myname" requested by the login. The login failed. ClientConnectionId:[id]
    at net.sourceforge.squirrel_sql.client.mainframe.action.OpenConnectionCommand.executeConnect(OpenConnectionCommand.java:171)
    at net.sourceforge.squirrel_sql.client.mainframe.action.OpenConnectionCommand.access$000(OpenConnectionCommand.java:45)
    at net.sourceforge.squirrel_sql.client.mainframe.action.OpenConnectionCommand$1.run(OpenConnectionCommand.java:104)
    ... 5 more
Caused by: com.microsoft.sqlserver.jdbc.SQLServerException: Cannot open database "devdatabase_myname" requested by the login. The login failed. ClientConnectionId:[id]
    at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDatabaseError(SQLServerException.java:216)
    at com.microsoft.sqlserver.jdbc.TDSTokenHandler.onEOF(tdsparser.java:254)
    at com.microsoft.sqlserver.jdbc.TDSParser.parse(tdsparser.java:84)
    at com.microsoft.sqlserver.jdbc.SQLServerConnection.sendLogon(SQLServerConnection.java:2908)
    at com.microsoft.sqlserver.jdbc.SQLServerConnection.logon(SQLServerConnection.java:2234)
    at com.microsoft.sqlserver.jdbc.SQLServerConnection.access$000(SQLServerConnection.java:41)
    at com.microsoft.sqlserver.jdbc.SQLServerConnection$LogonCommand.doExecute(SQLServerConnection.java:2220)
    at com.microsoft.sqlserver.jdbc.TDSCommand.execute(IOBuffer.java:5696)
    at com.microsoft.sqlserver.jdbc.SQLServerConnection.executeCommand(SQLServerConnection.java:1715)
    at com.microsoft.sqlserver.jdbc.SQLServerConnection.connectHelper(SQLServerConnection.java:1326)
    at com.microsoft.sqlserver.jdbc.SQLServerConnection.login(SQLServerConnection.java:991)
    at com.microsoft.sqlserver.jdbc.SQLServerConnection.connect(SQLServerConnection.java:827)
    at com.microsoft.sqlserver.jdbc.SQLServerDriver.connect(SQLServerDriver.java:1012)
    at net.sourceforge.squirrel_sql.fw.sql.SQLDriverManager.getConnection(SQLDriverManager.java:133)
    at net.sourceforge.squirrel_sql.client.mainframe.action.OpenConnectionCommand.executeConnect(OpenConnectionCommand.java:167)
    ... 7 more

Answer 1

您可能有一個孤立的用戶。 如果數據庫用戶未正確映射到同名登錄名，則服務器將無法將您連接到正確的數據庫。 您可以查看以下文章以獲取故障排除幫助

http://msdn.microsoft.com/en-us/library/ms175475%28SQL.100%29.aspx