DELETE ステートメント
テーブルから情報を削除するには、DELETE ステートメントを使用します。
DELETE 構文
DELETE ステートメントには、次の例に示すように、FROM 句のテーブル名とWHERE 句の行の主キーが必要です。
<delete_statement> ::= DELETE FROM <table_name> WHERE { Id = <expression> } [ { AND | OR } ... ]
<expression> ::=
| @ <parameter>
| ?
| <literal>
次の例に示すように、ExecuteNonQuery メソッドを使って、データ操作コマンドを実行し影響を受ける行数を取得できます。
C#
String connectionString = "URL=https://MyMarketoURL.mktorest.com/;OAuthClientId=MyOAuthClientId;OAuthClientSecret=MyOAuthClientSecret;";
using (MarketoConnection connection = new MarketoConnection(connectionString)) {
int rowsAffected;
MarketoCommand cmd = new MarketoCommand("DELETE FROM Leads WHERE Id = @myId", connection);
cmd.Parameters.Add(new MarketoParameter("myId","c2ef66a5-a545-413b-9312-79a53caadbc4"));
rowsAffected = cmd.ExecuteNonQuery();
}
VB.NET
Dim connectionString As [String] = "URL=https://MyMarketoURL.mktorest.com/;OAuthClientId=MyOAuthClientId;OAuthClientSecret=MyOAuthClientSecret;"
Using connection As New MarketoConnection(connectionString)
Dim rowsAffected As Integer
Dim cmd As New MarketoCommand("DELETE FROM Leads WHERE Id = @myId", connection)
cmd.Parameters.Add(New MarketoParameter("myId", "c2ef66a5-a545-413b-9312-79a53caadbc4"))
rowsAffected = cmd.ExecuteNonQuery()
End Using