/// <summary>
/// Delete
/// 根据条件删除。
/// </summary>
/// <typeparam name="TEntity">类型参数</typeparam>
/// <param name="connection">DbConnection</param>
/// <param name="predicate">表达式目录树</param>
/// <param name="transaction">事务</param>
/// <returns>bool</returns>
public static bool Delete <TEntity>(this IDbConnection connection, Expression <Func <TEntity, bool> > predicate, IDbTransaction transaction = null)
{
try
{
return(DommelMapper.DeleteMultiple <TEntity>(connection, predicate, transaction));
}
catch (Exception ex) { throw new Exception(ex.Message); }
}