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 = "Schema=REST;RESTEndpoint=https://MyMarketoUrl/rest;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] = "Schema=REST;RESTEndpoint=https://MyMarketoUrl/rest;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