public void Add(T entity)
{
DbContext.Insert(entity);
}
/// <summary>
/// 添加一个实体
/// </summary>
/// <param name="entity"></param>
/// <param name="primaryKey"></param>
/// <returns></returns>
public bool Insert(T entity, Expression <Func <T, object> > primaryKey = null)
{
return(_context.Insert(entity, ExpressionUtils.GetProperty(primaryKey)) > 0 ? true : false);
}