/// <summary>
/// 更新记录
/// </summary>
public virtual void Update <T>(Expression <Func <T, object> > updateExpression, Expression <Func <T, bool> > predicate)
{
IDbQueryable <T> source = this.GetTable <T>();
this.Update <T>((Expression)updateExpression, source.Where(predicate));
}
/// <summary>
/// 删除记录
/// </summary>
public void Delete <T>(Expression <Func <T, bool> > predicate)
{
IDbQueryable <T> query = this.GetTable <T>();
this.Delete <T>(query.Where(predicate));
}