palkan/isolator

Catch unsafe migrations in development

The tool to avoid various issues due to inconsistencies and inefficiencies between a database schema and application models.

Identify database issues before they hit production.

Rails N+1 queries auto-detection with zero false positives / false negatives

Catch unsafe PostgreSQL migrations in development and run them easier in production (code helpers for table/column renaming, changing column type, adding columns with default, background migrations, etc).

Prevent Rails from auto-loading app/ code when running database migrations

help to kill N+1 queries and unused eager loading

Black-box transactional safety checker based on cycle detection

🔬 A Ruby library for carefully refactoring critical paths.