- SQL parsing and AST viewer
- transparent logical-plan estimator
- schema statistics editor
- optimization findings and index hypotheses
- PostgreSQL EXPLAIN JSON importer
- optional Gemini BYOK explanation
- GitHub Pages deployment
- 30 reproducible anti-pattern exercises
- shareable analysis snapshots
- downloadable Markdown reports
- keyboard accessibility audit
- DuckDB-WASM sandbox
- CSV and Parquet import
- measured before/after experiments
- clearer separation between optimizer estimate and benchmark timing
- migrate cost primitives to
crates/query-math - typed relational-algebra intermediate representation
- deterministic join-order enumeration
- property-based tests
- multi-engine plan normalizer
- benchmark corpus
- cardinality-estimation studies
- Zenodo archival release and DOI