SlothDB is a from-scratch C++20 embedded SQL database in active development. Same model as DuckDB and SQLite: query Parquet, CSV, JSON, Arrow, Avro, SQLite, and Excel files directly with SQL, ...

(SELECT ROUND((1 - SUM(DECODE(name, 'physical reads', value, 0)) / (SUM(DECODE(name, 'db block gets', value, 0)) ...