diff options
Diffstat (limited to 'db/matcher.h')
| -rw-r--r-- | db/matcher.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/db/matcher.h b/db/matcher.h index 2a1a73a7ddc..362376b8132 100644 --- a/db/matcher.h +++ b/db/matcher.h @@ -140,8 +140,10 @@ namespace mongo { bool matches(const BSONObj& j, MatchDetails * details = 0 ); - // until SERVER-109 $or is opaque to indexes - bool keyMatch() const { return !all && !haveSize && !hasArray && !haveNeg && _orMatchers.size() == 0; } + // fast rough check to see if we must load the real doc - we also + // compare field counts against covereed index matcher; for $or clauses + // we just compare field counts + bool keyMatch() const { return !all && !haveSize && !hasArray && !haveNeg; } bool atomic() const { return _atomic; } |