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ping 127.0.0.1 是OK的
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查詢SQL Server 服務名稱
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在 cmd 執行 sc query 剛才查到的名稱,看是否正常(sc query MSSQL$SQLEXPRESS)
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在 cmd 執行 sqlcmd -L
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在 cmd 執行osql -L
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開啟 TCP/IP看 1433 port 是否有設定
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用剛才sqlcmd -L查到的伺服器輸入,即可登入
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參考資料:
http://www.mssqltips.com/sqlservertip/2340/resolving-could-not-open-a-connection-to-sql-server-errors/