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Diffstat (limited to 'src/mongo/db/pipeline/expression_context.h')
| -rw-r--r-- | src/mongo/db/pipeline/expression_context.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mongo/db/pipeline/expression_context.h b/src/mongo/db/pipeline/expression_context.h index 2bafa8253db..9a37f462fe8 100644 --- a/src/mongo/db/pipeline/expression_context.h +++ b/src/mongo/db/pipeline/expression_context.h @@ -202,6 +202,10 @@ public: // Tracks the depth of nested aggregation sub-pipelines. Used to enforce depth limits. size_t subPipelineDepth = 0; + // If set, this will disallow use of features introduced in versions above the provided version. + boost::optional<ServerGlobalParams::FeatureCompatibility::Version> + maxFeatureCompatibilityVersion; + protected: static const int kInterruptCheckPeriod = 128; |