The CAST expression in SQLite is a feature for converting data types, and the TRIM function is a feature for removing specific characters (mainly whitespace) from both ends of a string. Both are very ...

Practical Clean Architecture backend example built with FastAPI. No stateful globals (DI), low coupling (DIP), tactical DDD, CQRS, proper UoW usage. REST API, per ...

「SQLite入門（図解でわかる SQLite）」シリーズ（全8回）の動くサンプルコードです。全記事が同じサンプル DB shop.db（ミニ EC スキーマ）を使い回します。