declarative-migrations

Idempotent schema management for MySQL, PostgreSQL, SQLite, and SQL Server

Ridgepole is a tool to manage DB schema. It defines DB schema using Rails DSL, and updates DB schema according to DSL. (like Chef/Puppet)

An ORM for Android with type-safety and declarative schema migrations

pistachio is a declarative schema management tool for PostgreSQL with a Terraform-like plan/apply workflow.

Integrate declarative PostgreSQL schema migrations with Git

A Hasura demo using Atlas for declarative database migrations

Generated cli-contract test harness for declarative-migrations-test.

Repeated forward and destructive rollback certification against a live CockroachDB instance under Cockroach DDL semantics.

Portable-plan, catalog-signature, and cross-dialect refusal certification across PostgreSQL and CockroachDB.

Generated cli-contract test harness for declarative-migrations-test.

Fault-injection certification for partial DDL failure, residual drift reporting, operator repair, and eventual convergence on both engines.

Unauthorized schema drift detection and fail-closed apply certification against live PostgreSQL and CockroachDB.

Generated database-e2e test harness for declarative-migrations-test.

Generated migration-e2e test harness for declarative-migrations-test.

Repeated forward and destructive rollback certification against live PostgreSQL with schema convergence and data-preservation assertions.

CLI exit-code, flags-to-environment, JSON-plan, and guarded JSON-RPC/MCP adapter contract certification.

Concurrent migrator stress certification, final convergence proof, idempotent replay, and actionable contender failure classification.

Generated security-e2e test harness for declarative-migrations-test.

Stable Declarative Migrations promotion orchestration using immutable test-organization evidence.

Aggregate candidate, destructive, and cross-repository E2E certification for Declarative Migrations.