diff options
Diffstat (limited to 'src/mongo/db/query/parsed_projection.cpp')
| -rw-r--r-- | src/mongo/db/query/parsed_projection.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/mongo/db/query/parsed_projection.cpp b/src/mongo/db/query/parsed_projection.cpp index 6c01b0b3434..32979e9693e 100644 --- a/src/mongo/db/query/parsed_projection.cpp +++ b/src/mongo/db/query/parsed_projection.cpp @@ -66,6 +66,7 @@ Status ParsedProjection::make(const BSONObj& spec, bool wantGeoNearPoint = false; bool wantGeoNearDistance = false; + bool wantSortKey = false; // Until we see a positional or elemMatch operator we're normal. ArrayOpType arrayOpType = ARRAY_OP_NORMAL; @@ -150,7 +151,8 @@ Status ParsedProjection::make(const BSONObj& spec, e2.valuestr() != LiteParsedQuery::metaRecordId && e2.valuestr() != LiteParsedQuery::metaIndexKey && e2.valuestr() != LiteParsedQuery::metaGeoNearDistance && - e2.valuestr() != LiteParsedQuery::metaGeoNearPoint) { + e2.valuestr() != LiteParsedQuery::metaGeoNearPoint && + e2.valuestr() != LiteParsedQuery::metaSortKey) { return Status(ErrorCodes::BadValue, "unsupported $meta operator: " + e2.str()); } @@ -161,6 +163,8 @@ Status ParsedProjection::make(const BSONObj& spec, wantGeoNearDistance = true; } else if (e2.valuestr() == LiteParsedQuery::metaGeoNearPoint) { wantGeoNearPoint = true; + } else if (e2.valuestr() == LiteParsedQuery::metaSortKey) { + wantSortKey = true; } } else { return Status(ErrorCodes::BadValue, @@ -242,9 +246,10 @@ Status ParsedProjection::make(const BSONObj& spec, // missing." pp->_requiresDocument = include || hasNonSimple || hasDottedField; - // Add geoNear projections. + // Add meta-projections. pp->_wantGeoNearPoint = wantGeoNearPoint; pp->_wantGeoNearDistance = wantGeoNearDistance; + pp->_wantSortKey = wantSortKey; // If it's possible to compute the projection in a covered fashion, populate _requiredFields // so the planner can perform projection analysis. |