ADO.NET Provider for Zoho Creator

Build 23.0.8839

DELETE Statements

To delete information from a table, use DELETE statements.

DELETE Syntax

The DELETE statement requires the table name in the FROM clause and the row's primary key in the WHERE clause, as shown in the following example:

<delete_statement> ::= DELETE FROM <table_name> WHERE { Id = <expression> } [ { AND | OR } ... ]

<expression> ::=
  | @ <parameter> 
  | ?
  | <literal>

You can use the ExecuteNonQuery method to execute data manipulation commands and retrieve the number of affected rows, as shown in the following example:

C#

String connectionString = "InitiateOAuth=GETANDREFRESH;";
using (ZohoCreatorConnection connection = new ZohoCreatorConnection(connectionString)) {
  int rowsAffected;
  ZohoCreatorCommand cmd = new ZohoCreatorCommand("DELETE FROM [CData].[Employee Management].Leave_Types WHERE Id = @myId", connection);
  cmd.Parameters.Add(new ZohoCreatorParameter("myId","98891000000010007"));
  rowsAffected = cmd.ExecuteNonQuery();
}

VB.NET

  
Dim connectionString As [String] = "InitiateOAuth=GETANDREFRESH;"
Using connection As New ZohoCreatorConnection(connectionString)
  Dim rowsAffected As Integer
  Dim cmd As New ZohoCreatorCommand("DELETE FROM [CData].[Employee Management].Leave_Types WHERE Id = @myId", connection)
  cmd.Parameters.Add(New ZohoCreatorParameter("myId", "98891000000010007"))
  rowsAffected = cmd.ExecuteNonQuery()
End Using

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Build 23.0.8839