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    Type:Task 
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    Resolution: Fixed
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    Priority:Major - P3 
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    Affects Version/s: None
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    Component/s: None
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        Fully Compatible
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        Dev Tools 2018-12-17, Dev Tools 2018-12-31
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absl::node_hash_map allocates the key and value in a separate node to provide iterator stability like std::unordered_map. A near drop-in replacement except no silly bucket interface. Also add stdx::unordered_set that implements as absl::node_hash_set
- is related to
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                    SERVER-38757 Using abseil hash maps for stdx::unordered_map breaks GDB pretty printing -         
- Closed
 
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                    SERVER-38045 Dump session catalog using GDB scripting -         
- Closed
 
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- related to
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                    SERVER-41872 PlanEnumerator AndAssignment::choices ordering not stable and is relevant to set of plans generated -         
- Closed
 
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