Flat Throughput Is a DiagnosisTwo optimisations to MDDB's vector loop predicted 33% and delivered 1.5%. The benchmark had been saying why for months, in a column nobody read as a diagnosis.
What's New in MDDB 2.12MDDB 2.12 adds code-aware retrieval, collection search profiles, faster bulk indexing, safer defaults and clearer production diagnostics.
What's New in MDDB 2.13MDDB 2.13 runs its test suite on Windows, makes vector comparison 3.7–6.3× faster on amd64, and fixes two ways a restore could destroy the database it was restoring.