public Task <bool> ExecuteCommandHasChangeAsync()
{
Task <bool> result = new Task <bool>(() =>
{
IDeleteable <T> asyncDeleteable = CopyDeleteable();
return(asyncDeleteable.ExecuteCommand() > 0);
});
TaskStart(result);
return(result);
}
/// <summary>
/// 按条件删除(物理删除)
/// </summary>
/// <typeparam name="T">表实体</typeparam>
/// <param name="where">条件语句，如："id=@id"</param>
/// <param name="parameters">参数，如：new{id=0}</param>
/// <returns>int</returns>
public int Delete <T>(string where, object parameters) where T : class, new()
{
IDeleteable <T> r = _db.Deleteable <T>();
if (!string.IsNullOrEmpty(where))
{
r = r.Where(where, parameters);
}
return(r.ExecuteCommand());
}
public Task <int> ExecuteCommandAsync()
{
Task <int> result = new Task <int>(() =>
{
IDeleteable <T> asyncDeleteable = CopyDeleteable();
return(asyncDeleteable.ExecuteCommand());
});
TaskStart(result);
return(result);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public int ExecuteCommand()
{
return(_deletable.ExecuteCommand());
}