/// <summary>
/// Sets the <see cref="MdxQuery"/> as parent query source and returns the updated current instance of <see cref="MdxQuery"/>.
/// It will clear any cubes if specified.
/// </summary>
/// <param name="innerQuery">Specified <see cref="MdxQuery"/> as query source.</param>
/// <returns>Returns the updated current instance of <see cref="MdxQuery"/>.</returns>
public MdxQuery From(MdxQuery innerQuery)
{
this.cubes.Clear();
this.InnerQuery = innerQuery;
return(this);
}
/// <summary>
/// Appends the specified <see cref="MdxAxis"/> and returns the updated current instance of <see cref="MdxQuery"/>.
/// It will inner query if specified.
/// </summary>
/// <param name="cube">Specified <see cref="MdxCube"/> as query source.</param>
/// <returns>Returns the updated current instance of <see cref="MdxQuery"/>.</returns>
public MdxQuery From(MdxCube cube)
{
this.InnerQuery = null;
this.cubes.Add(cube);
return(this);
}