Merge pull request #147 from ipfs/fix/optimize-naive-query

fix: avoid filtering by prefix unless necessary
ipfs · Feb 14, 2020 · d099e8e · d099e8e
2 parents ac8b6e6 + ec27f41
commit d099e8e
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/query/query_impl.go b/query/query_impl.go
@@ -129,12 +129,10 @@ func NaiveQueryApply(q Query, qr Results) Results {
  }
  prefix = path.Clean(prefix)
  }
- // If the prefix isn't "/", end it in a "/" so we only find keys
- // _under_ the prefix.
+ // If the prefix is empty, ignore it.
  if prefix != "/" {
- prefix += "/"
+ qr = NaiveFilter(qr, FilterKeyPrefix{prefix + "/"})
  }
- qr = NaiveFilter(qr, FilterKeyPrefix{prefix})
  }
  for _, f := range q.Filters {
  qr = NaiveFilter(qr, f)