Autumn 2.0.0 line ONLY: JDK 8, Spring Boot 2.7.18, MyBatis-Plus 2.x, javax.* namespace. Use on autumn master (artifact 2.0.0) or business apps pinned to that stack. NOT for Autumn 3.0.0 / JDK 17+ / Spring Boot 3.5 / Jakarta — use autumn-framework-3x on the 3.0.0 branch when available. Enforces docs/AI_STANDARDS.md + docs/AI_DATABASE.md + docs/AI_DUAL_KEY.md: never combine @Column(isUnique=true) with @Index on same field (§10.2); single-field indexes on field @Index only not class-level @Indexes unless explicit (§10.2); dual-key entities (auto Long id for gen CRUD only + biz uuid via UuidBased/SnowBased or UserBased/unique user or no second PK when user suffices; legacy entities default no retrofit unless task explicitly requires upgrade; never use id as association); entity-driven schema via framework scan (no routine DDL .sql); module dir = package = table prefix; Dao SQL only via MyBatis Provider (*DaoSql extends RuntimeSql), never inline @Select/@Update; No hardcoded SQL dialect quotes in Java (use Runtime
Autumn 3.0.0 line ONLY: JDK 17+, Spring Boot 3.5.x, MyBatis-Plus 3.x, jakarta.* namespace. Use on autumn branch 3.0.0 (artifact 3.0.0) or business apps pinned to that stack. NOT for Autumn 2.0.0 / JDK 8 / Spring Boot 2.7 / javax-only — use autumn-framework-2x on master. Enforces docs/AI_STANDARDS.md + docs/AI_DATABASE.md + docs/AI_DUAL_KEY.md: never combine @Column(isUnique=true) with @Index on same field (§10.2); single-field indexes on field @Index only not class-level @Indexes unless explicit (§10.2); dual-key entities (auto Long id for gen CRUD only + biz uuid via UuidBased/SnowBased or UserBased/unique user or no second PK when user suffices; legacy entities default no retrofit unless task explicitly requires upgrade; never use id as association); entity-driven schema; Dao SQL only via MyBatis Provider (*DaoSql extends RuntimeSql); No hardcoded dialect quotes in Java (RuntimeSql quote/columnInWrapper or WrapperColumns per docs/AI_DATABASE.md §4.0); Prefer import over fully qualified class names unless na