InterSystems MDX Reference
This section discusses comments in InterSystems MDX queries and in stand-alone MDX expressions used within model definitions.
You can include a comment of the following form in any MDX query or expression, at any place where white space is acceptable.
You can include comments of the following forms as separate lines within an MDX query or expression.
You can also use the preceding two forms at the end of a line that contains MDX.
The following examples show valid MDX queries:
select /* change this later */ birthd.decade.members on 1
select birthd.decade.members on 1 --comment
from patients // comment