mongodb count -> size optimizations

kraktus · Oct 25, 2012 · 922dac5 · 922dac5
1 parent d026e46
commit 922dac5
Showing 1 changed file with 4 additions and 5 deletions.
diff --git a/app/analyse/AnalysisRepo.scala b/app/analyse/AnalysisRepo.scala
@@ -50,13 +50,12 @@ final class AnalysisRepo(val collection: MongoCollection) {
  def doneById(id: String): IO[Option[Analysis]] = byId(id) map { _ filter (_.done) }
 
  def isDone(id: String): IO[Boolean] = io {
- collection.count(DBObject("_id" -> id, "done" -> true)) > 0
+ collection.find(DBObject("_id" -> id, "done" -> true)).limit(1).size == 1
  }
 
  def userInProgress(uid: String): IO[Boolean] = io {
- collection.count(
- ("fail" $exists false) ++
- DBObject("uid" -> uid, "done" -> false)
- ) > 0
+ collection.find(
+ ("fail" $exists false) ++ DBObject("uid" -> uid, "done" -> false)
+ ).limit(1).size > 0
  }
 }