/// <summary>
/// An IQueryable<T> extension method that deletes all rows from the query without
/// retrieving entities.
/// </summary>
/// <typeparam name="T">The type of elements of the query.</typeparam>
/// <param name="query">The query to delete rows from without retrieving entities.</param>
/// <param name="batchDeleteBuilder">The batch builder action to change default configuration.</param>
/// <returns>The number of rows affected.</returns>
public static int Delete <T>(this IQueryable <T> query, Action <BatchDelete> batchDeleteBuilder) where T : class
{
var batchDelete = new BatchDelete();
if (BatchDeleteManager.BatchDeleteBuilder != null)
{
BatchDeleteManager.BatchDeleteBuilder(batchDelete);
}
if (batchDeleteBuilder != null)
{
batchDeleteBuilder(batchDelete);
}
return(batchDelete.Execute(query));
}