[ DIGEST // 2026-10-12 ]

5 highest-signal merged PRs from that day's run.

today's pick · read the full story feat: [2.6] backport row-level security
milvus-io/milvus·feature·+31746-4043
BackportingAccess control policiesAPI designData synchronization
9/10
gh-159137: Untrack tuples and count survivors in move_unreachable()
python/cpython·performance·+31-35
Garbage collection optimizationPerformance benchmarkingCode refactoring to reduce iteration passesMemory management
9/10
planner: support late materialization in CBO | tidb-test=release-8.5-20251125-v8.5.4
pingcap/tidb·feature·+247-174
Cost-based optimization (CBO)Late materialization techniqueQuery planner cost modelingUnit testing in Go
8/10
[Frontend] Support CustomToolCall in the non-Harmony Responses API
vllm-project/vllm·feature·+698-72
Custom class inheritance and polymorphismStreaming data handling with partial decodingSchema generation and validationMulti-turn session state management
8/10
[Qwen4Exp] support Sequence Parallelism for Qwen3.8-Flash-Next
vllm-project/vllm·feature·+871-179
Sequence parallelismMixture-of-experts (MoE) modelsParallel computing configurationsAutomated testing with pytest
8/10