Dapper Plus - Bulk Delete

Dapper Plus - Bulk Delete

 

Description

DELETE entities using Bulk Operation.

• Delete single
• Delete many
• Delete with relation (One to One)
• Delete with relation (One to Many)

 

Example - Delete Single

DELETE a single entity with Bulk Operation.

DapperPlusManager.Entity().Table("Customers").Key("CustomerID");

using (var connection = new SqlConnection(FiddleHelper.GetConnectionStringSqlServerW3Schools()))
{
	connection.BulkDelete(connection.Query("Select * FROM CUSTOMERS WHERE CustomerID in (53,57) ").ToList());
}

Try it online

 

Example - Delete Many

DELETE many entities with Bulk Operation.

DapperPlusManager.Entity().Table("Customers").Key("CustomerID");

using (var connection = new SqlConnection(FiddleHelper.GetConnectionStringSqlServerW3Schools()))
{
	connection.BulkDelete(connection.Query("Select * FROM CUSTOMERS WHERE CustomerID in (53,57) ").ToList());
}

Try it online

 

Example - Delete with relation (One to One)

DELETE entities with a one to one relation with Bulk Operation.

DapperPlusManager.Entity().Table("Suppliers").Identity(x => x.SupplierID);
DapperPlusManager.Entity().Table("Products").Identity(x => x.ProductID);

using (var connection = new SqlConnection(FiddleHelper.GetConnectionStringSqlServerW3Schools()))
{
	connection.BulkDelete(suppliers.Select(x => x.Product)).BulkDelete(suppliers);
}

Try it online

 

Example - Delete with relation (One to Many)

DELETE entities with a one to many relation with Bulk Operation.

DapperPlusManager.Entity().Table("Suppliers").Identity(x => x.SupplierID);
DapperPlusManager.Entity().Table("Products").Identity(x => x.ProductID);

using (var connection = new SqlConnection(FiddleHelper.GetConnectionStringSqlServerW3Schools()))
{
	connection.BulkDelete(suppliers.SelectMany(x => x.Products)).BulkDelete(suppliers);
}

Try it online