Apparently, the developers figured out that it takes lesser time to select a bogus column, than it takes to query to system tables, when you have to check if a table exists.
So they had to put in any bogus column - and instead of choosing something like clmInvalid or INVALIDCOLUMN - they chose "desSPRkmhBBCreh", which is after their names. The code reviewer would have had an interesting day :)
You should read it at the source
Guys, you made my day!