Dapper Plus – Introduction

Library Under Construction (Available at the end of April)

The Dapper Plus AlsoBulkUpdate method allow to UPDATE 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 Update with “One to One” Relation

The Dapper Plus AlsoBulkUpdate method allow updating a related item with a “One to One” relation.

Example

Update an order and also the related invoice.

connection.BulkUpdate(order)
          .AlsoBulkUpdate(order => order.Invoice);

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

connection.BulkUpdate(orders)
          .AlsoBulkUpdate(order => order.Invoice);

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

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

Example

Update an order and also all related items.

connection.BulkUpdate(order)
          .AlsoBulkUpdate(order => order.Items);

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

connection.BulkUpdate(orders);
          .AlsoBulkUpdate(order => order.Items);

Dapper – Also Bulk Update and Mixed Relation

The Dapper Plus AlsoBulkUpdate method allow updating related item(s) with any relation.

Example

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

connection.BulkUpdate(order)
          .AlsoBulkUpdate(order => order.Items, order => order.Invoice);

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

connection.BulkUpdate(orders)
          .AlsoBulkUpdate(order => order.Items, order => order.Invoice);

Dapper Plus – Also Bulk Update Chain Action

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

Example

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

connection.BulkUpdate(order)
          .AlsoBulkUpdate(order => order.Items)
          .BulkUpdate(invoice)
          .AlsoBulkUpdate(invoice => invoice.Items);

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

connection.BulkUpdate(orders)
          .AlsoBulkUpdate(order => order.Items)
          .BulkUpdate(invoices)
          .AlsoBulkUpdate(invoice => invoice.Items);