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Re: count of a to-many relationship in an NSPredicate
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Re: count of a to-many relationship in an NSPredicate


  • Subject: Re: count of a to-many relationship in an NSPredicate
  • From: Charles Steinman <email@hidden>
  • Date: Sun, 9 Sep 2007 10:14:23 -0700 (PDT)

--- Gonzalo Castro <email@hidden> wrote:

> I also see a array[SIZE] in the Aggregate Operations

> section but, again, no example of syntax or context.

Put the keypath to an array with the word "[SIZE]"
appended to it and that expression with evaluate to
the size of the array. In your case, it would be
something along the lines of "employees[SIZE] = 0".

Cheers,
Chuck



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References: 
 >count of a to-many relationship in an NSPredicate (From: Gonzalo Castro <email@hidden>)

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