Dapper Plus – Introduction

Library Under Construction (Available at the end of April)

The Dapper Plus AlsoBulkDelete method allow to DELETE entities in a database table or a view using a lambda expression.

The lambda expression use the entity or the IEnumerable<TEntity> from the last Bulk[Action] or ThenBulk[Action] chained method. (The action can be an insert, update, delete or merge operation).

Dapper Plus – Also Bulk Delete with “One to One” Relation

The Dapper Plus AlsoBulkDelete method allow deleting a related item with a “One to One” relation.

Example

Delete an order and also the related invoice.

connection.BulkDelete(order)
          .AlsoBulkDelete(order => order.Invoice);

Delete a list of orders and also the related invoice to every order.

connection.BulkDelete(orders)
          .AlsoBulkDelete(order => order.Invoice);

Dapper Plus – Also Bulk Delete with “One to Many” Relation

The Dapper Plus AlsoBulkDelete method allow deleting related items with a “One to Many” relation.

Example

Delete an order and also all related items.

connection.BulkDelete(order)
          .AlsoBulkDelete(order => order.Items);

Delete a list of orders and also all related items to every order.

connection.BulkDelete(orders);
          .AlsoBulkDelete(order => order.Items);

Dapper – Also Bulk Delete and Mixed Relation

The Dapper Plus AlsoBulkDelete method allow deleting related item(s) with any relation.

Example

Delete an order, also all related items and also the related invoice.

connection.BulkDelete(order)
          .AlsoBulkDelete(order => order.Items, order => order.Invoice);

Delete a list of orders, also all related items to every order and also the related invoice to every order.

connection.BulkDelete(orders)
          .AlsoBulkDelete(order => order.Items, order => order.Invoice);

Dapper Plus – Also Bulk Delete Chain Action

The Dapper Plus AlsoBulkDelete method allow chaining multiple bulk action methods.

Example

Delete an order and also all related items. Delete an invoice and also all related invoice items.

connection.BulkDelete(order)
          .AlsoBulkDelete(order => order.Items)
          .BulkDelete(invoice)
          .AlsoBulkDelete(invoice => invoice.Items);

Delete a list of orders and also all related items to every order. Delete a list of invoices and also all related items to every invoice.

connection.BulkDelete(orders)
          .AlsoBulkDelete(order => order.Items)
          .BulkDelete(invoices)
          .AlsoBulkDelete(invoice => invoice.Items);