sql server - How do math functions affect the number of identifiers in an expression? -


i have calculation inside case statement structured this:

sqrt(power()+power()+...x84)

that's 84 power functions. keep getting error:

internal error: expression services limit has been reached. please potentially complex expressions in query, , try simplify them.

i understand limit of identifiers in expression 65,535, mine seemingly doesn't come close that. functions change effective number of identifiers in expression?


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