{"id":49,"date":"2012-12-31T23:36:40","date_gmt":"2012-12-31T14:36:40","guid":{"rendered":"https:\/\/www.xenos.jp\/~zen\/blog2\/?p=49"},"modified":"2017-11-29T23:37:55","modified_gmt":"2017-11-29T14:37:55","slug":"post-49","status":"publish","type":"post","link":"https:\/\/www.xenos.jp\/~zen\/blog2\/index.php\/2012\/12\/31\/post-49\/","title":{"rendered":"ASP.NET(VB)\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u3092DB\u306b\u4fdd\u5b58\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p>ASP.NET\u3067\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u3001DB\u306b\u683c\u7d0d\u3059\u308b\u65b9\u6cd5\u306e\u30e1\u30e2\u3002<\/p>\n<p>\u958b\u767a\u3092\u3057\u3066\u3044\u3066\u3001\u30c7\u30fc\u30bf\u306e\u4fdd\u5b58\u5834\u6240\u306b\u56f0\u308b\u3053\u3068\u304c\u3042\u308b\u3002<br 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\/>\n\u4e00\u5ea6\u3001\u5909\u6570\u306b\u8aad\u307f\u53d6\u3063\u305f\u30d0\u30a4\u30c8\u30b3\u30fc\u30c9\u3092\u683c\u7d0d\u3057\u3001\u305d\u308c\u3092SQL\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u3044\u308c\u308b\u3002<br \/>\n\u308f\u304b\u3063\u3066\u3057\u307e\u3048\u3070\u3001\u3069\u3046\u3068\u3044\u3046\u3053\u3068\u306f\u306a\u3044\u51e6\u7406\u3060\u3002<\/p>\n<p>\u25a0\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9<\/p>\n<pre>\r\n Try\r\n     'SQL Connection\u306e\u4f5c\u6210\uff08\u53c2\u8003\uff1a\u30de\u30b9\u30bf\u30da\u30fc\u30b8\u5074\u3067\u51e6\u7406\u3057\u3066\u308b\uff09\r\n     Dim dbCon As SqlConnection = New SqlClient.SqlConnection\r\n     dbCon.ConnectionString = ConfigurationManager.ConnectionStrings(\"DBconnect\").ConnectionString\r\n     dbCon.Open()\r\n     \r\n     'Transaction\u306e\u4f5c\u6210\uff08\u53c2\u8003\uff1a\u30de\u30b9\u30bf\u30da\u30fc\u30b8\u5074\u3067\u51e6\u7406\u3057\u3066\u308b\uff09\r\n     Dim dbTrans As SqlTransaction\r\n     dbTrans = dbCon.BeginTransaction(IsolationLevel.ReadCommitted)\r\n      \r\n      \r\n     'DB\u306b\u306f\u3001VarBinary\u578b\u3082\u3057\u304f\u306fimage\u578b\u306eFileData\u3068\u3044\u3046\u30ab\u30e9\u30e0\u304c\u3042\u308b\u60f3\u5b9a\r\n      Dim sql As String = \"INSERT INTO FileStorage (FileData) VALUES (@file)\"\r\n      \r\n      Dim command As SqlCommand = New SqlCommand(sql, dbCon, dbTrans)\r\n      \r\n      'Byte\u30c7\u30fc\u30bf\u3068\u3057\u3066\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\r\n      Dim binaryData(FileUpload1.PostedFile.InputStream.Length) As Byte\r\n      FileUpload1.PostedFile.InputStream.Read(binaryData, 0, FileUpload1.PostedFile.InputStream.Length)\r\n      command.Parameters.Add(\"@file\", SqlDbType.VarBinary).Value = binaryData\r\n      \r\n     'SQL\u306e\u5b9f\u884c\r\n     Dim result As String\r\n     result = command.ExecuteNonQuery()\r\n     \r\n     'SQL Connection\u3092\u9589\u3058\u308b\u3002\r\n     dbCon.Close()\r\n Catch ex As Exception\r\n     dbCon.Close()\r\n     \r\n     Response.Write(\"\u5931\u6557\u3002\u3002\u3002\")\r\n End Try\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>ASP.NET\u3067\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u3001DB\u306b\u683c\u7d0d\u3059\u308b\u65b9\u6cd5\u306e\u30e1\u30e2\u3002 \u958b\u767a\u3092\u3057\u3066\u3044\u3066\u3001\u30c7\u30fc\u30bf\u306e\u4fdd\u5b58\u5834\u6240\u306b\u56f0\u308b\u3053\u3068\u304c\u3042\u308b\u3002 \u30d5\u30a9\u30eb\u30c0\u306b\u305d\u306e\u307e\u307e\u683c\u7d0d\u3057\u3066\u304a\u304f\u3068\u5206\u6563\u304c\u5927\u5909\u3068\u304b\u3001 \u30d5\u30a1\u30a4\u30eb\u306e\u7ba1\u7406\u304c\u5927\u5909\u3068\u304b\u3001\u3044\u308d\u3044\u308d\u306a\u60a9\u307f\u304c\u3042 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