GH-4950 LMDB: extensible ID scheme #4956
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Implement an extensible ID scheme for the LmdbStore that also allows to embed values into IDs.
GitHub issue resolved: #4950
Briefly describe the changes proposed in this PR:
Use a binary encoding for IDs that allows to represent the value type, if the value itself is embedded within the id and the embedded value itself.
PR Author Checklist (see the contributor guidelines for more details):
mvn process-resources
to format from the command line)