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。
SELECT InvoiceId, InvoiceId INTO [csv://Invoices.txt] FROM [Invoices] WHERE Supplier = 'Bob'ファイルURI で他のフォーマットを指定できます。利用可能な区切り文字はタブ、セミコロン、カンマです。デフォルトはカンマです。次の例は、tab-separated values(TSV)にエクスポートします。
SELECT InvoiceId, InvoiceId INTO [csv://Invoices.txt;delimiter=tab] FROM [Invoices] WHERE Supplier = 'Bob'
C#
String connectionString = "Url=https://abc.oraclecloud.com;User=user;Password=password;";
using (OracleERPConnection connection = new OracleERPConnection(connectionString)) {
OracleERPCommand cmd = new OracleERPCommand("SELECT InvoiceId, InvoiceId INTO [csv://Invoices.txt] FROM [Invoices] WHERE Supplier = 'Bob' ", connection);
int rowsAffected = cmd.ExecuteNonQuery();
}
VB.NET
Dim connectionString As [String] = "Url=https://abc.oraclecloud.com;User=user;Password=password;"
Using connection As New OracleERPConnection(connectionString)
Dim cmd As New OracleERPCommand("SELECT InvoiceId, InvoiceId INTO [csv://Invoices.txt] FROM [Invoices] WHERE Supplier = 'Bob'", 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 = "Url=https://abc.oraclecloud.com;User=user;Password=password;";
using (OracleERPConnection connection = new OracleERPConnection(connectionString)) {
OracleERPCommand cmd = new OracleERPCommand("SELECT * INTO [Invoices] IN [csv://filename=c:/Invoices.csv;delimiter=tab] FROM [Invoices] WHERE Supplier = 'Bob'", connection);
int rowsAffected = cmd.ExecuteNonQuery();
}
VB.NET
Dim connectionString As [String] = "Url=https://abc.oraclecloud.com;User=user;Password=password;"
Using connection As New OracleERPConnection(connectionString)
Dim cmd As New OracleERPCommand("SELECT * INTO [Invoices] IN [csv://filename=c:/Invoices.csv;delimiter=tab] FROM [Invoices] WHERE Supplier = 'Bob'", connection)
Dim rowsAffected As Integer = cmd.ExecuteNonQuery()
End Using