SELECT INTO ステートメント
SELECT INTO ステートメントを使って、書式付きデータをファイルにエクスポートできます。
SQL クエリを使ったデータのエクスポート
次のクエリは、comma-separated values(CSV)ファイルフォーマットにデータをエクスポートします。
C#
String connectionString = "OAuthClientId=MyApplicationId;OAuthClientSecret=MySecretKey;CallbackURL=http://localhost:33333;";
using (OneDriveConnection connection = new OneDriveConnection(connectionString)) {
OneDriveCommand cmd = new OneDriveCommand("SELECT Id, Name INTO [csv://Files.txt] FROM [Files] WHERE Id = 'Jq74mCczmFXk1tC10GB' ", connection);
int rowsAffected = cmd.ExecuteNonQuery();
}
VB.NET
Dim connectionString As [String] = "OAuthClientId=MyApplicationId;OAuthClientSecret=MySecretKey;CallbackURL=http://localhost:33333;"
Using connection As New OneDriveConnection(connectionString)
Dim cmd As New OneDriveCommand("SELECT Id, Name INTO [csv://Files.txt] FROM [Files] WHERE Id = 'Jq74mCczmFXk1tC10GB'", connection)
Dim rowsAffected As Integer = cmd.ExecuteNonQuery()
End Using
URI で他のファイルフォーマットを指定できます。以下の例は、tab-separated values(TSV)にエクスポートします。
C#
String connectionString = "OAuthClientId=MyApplicationId;OAuthClientSecret=MySecretKey;CallbackURL=http://localhost:33333;";
using (OneDriveConnection connection = new OneDriveConnection(connectionString)) {
OneDriveCommand cmd = new OneDriveCommand("SELECT * INTO [Files] IN [csv://filename=c:/Files.csv;delimiter=tab] FROM [Files] WHERE Id = 'Jq74mCczmFXk1tC10GB'", connection);
int rowsAffected = cmd.ExecuteNonQuery();
}
VB.NET
Dim connectionString As [String] = "OAuthClientId=MyApplicationId;OAuthClientSecret=MySecretKey;CallbackURL=http://localhost:33333;"
Using connection As New OneDriveConnection(connectionString)
Dim cmd As New OneDriveCommand("SELECT * INTO [Files] IN [csv://filename=c:/Files.csv;delimiter=tab] FROM [Files] WHERE Id = 'Jq74mCczmFXk1tC10GB'", connection)
Dim rowsAffected As Integer = cmd.ExecuteNonQuery()
End Using