ADO.NET Provider for Reckon

Build 22.0.8479

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 = "User=test;Password=test;URL=http://localhost:8166;";

using (ReckonConnection connection = new ReckonConnection(connectionString)) {
  ReckonCommand cmd = new ReckonCommand("SELECT Id, Name INTO [csv://Customers.txt] FROM [Customers] WHERE Name = 'Cook, Brian' ", connection);
  int rowsAffected = cmd.ExecuteNonQuery();
} 

VB.NET

Dim connectionString As [String] = "User=test;Password=test;URL=http://localhost:8166;" 

Using connection As New ReckonConnection(connectionString)
  Dim cmd As New ReckonCommand("SELECT Id, Name INTO [csv://Customers.txt] FROM [Customers] WHERE Name = 'Cook, Brian'", 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 = "User=test;Password=test;URL=http://localhost:8166;";

using (ReckonConnection connection = new ReckonConnection(connectionString)) {
  ReckonCommand cmd = new ReckonCommand("SELECT * INTO [Customers] IN [csv://filename=c:/Customers.csv;delimiter=tab] FROM [Customers] WHERE Name = 'Cook, Brian'", connection);
  int rowsAffected = cmd.ExecuteNonQuery();
} 

VB.NET

Dim connectionString As [String] = "User=test;Password=test;URL=http://localhost:8166;" 

Using connection As New ReckonConnection(connectionString)
  Dim cmd As New ReckonCommand("SELECT * INTO [Customers] IN [csv://filename=c:/Customers.csv;delimiter=tab] FROM [Customers] WHERE Name = 'Cook, Brian'", connection)
  Dim rowsAffected As Integer = cmd.ExecuteNonQuery()
End Using

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Build 22.0.8479