Returns the next member in the level that contains a specified member.
A valid Multidimensional Expressions (MDX) expression that returns a member.
The NextMember function returns the next member, in the same level, that contains the specified member.
The following example returns the August 2001 member as the next member to the July 2001 member.
SELECT [Date].[Calendar].[Month].[July 2001].NextMember ON 0 FROM [Adventure Works]