fix: resolve issues #36–#44 — security, robustness, and correctness#49

Merged

farhan-syah merged 10 commits intomainfrom

fix/issues-36-44-security-and-robustness

Apr 16, 2026

Commits on Apr 16, 2026

fix(wal): use random epoch in nonce to prevent reuse after WAL truncation
farhan-syah
committed
fix(security): harden inputs against resource exhaustion attacks
farhan-syah
committed
fix(vector): replace brute-force SQ8 candidate generation with HNSW search
farhan-syah
committed
refactor(columnar): expand WAL record types and fix mutation edge cases
farhan-syah
committed
perf(aggregate): replace document-materializing GROUP BY with streaming accumulators
farhan-syah
committed
feat(columnar): flush memtable to in-memory segments and include in scans
farhan-syah
committed
fix(pgwire): fix extended-query protocol for DSL statements and typed result columns
farhan-syah
committed
test: add integration tests for columnar aggregates and prepared statements
farhan-syah
committed
refactor(aggregate): flatten nested conditionals in accumulator hot path
farhan-syah
committed
fix: replace unsafe arithmetic chains with explicit early-return bounds checks
farhan-syah
committed