wehub-resource-sync
1 line
1.6 KiB
JSON
1 line
1.6 KiB
JSON
{"content": "---\nallowed-tools: Read, Write, Edit, Bash\nargument-hint: [migration-name] | --create-table | --add-column | --alter-table\ndescription: Create and manage database migrations with proper versioning and rollback support\n---\n\n# Create Database Migrations\n\nCreate and manage database migrations: **$ARGUMENTS**\n\n## Current Database State\n\n- ORM detection: @package.json or @requirements.txt (detect Sequelize, Prisma, Alembic, etc.)\n- Migration files: !`find . -name \"*migration*\" -type f | head -5`\n- Database config: @config/database.* or @prisma/schema.prisma\n- Current schema: !`ls migrations/ 2>/dev/null | wc -l` migrations found\n\n## Task\n\nCreate comprehensive database migrations with proper versioning and rollback capabilities:\n\n**Migration Types**: Use $ARGUMENTS to specify table creation, column addition, table alteration, or data migration\n\n**Migration Framework**:\n1. **Migration Planning** - Analyze schema changes, dependencies, and data impact\n2. **Migration Generation** - Create timestamped migration files with up/down methods\n3. **Schema Updates** - Table creation, column modifications, index management\n4. **Data Migrations** - Safe data transformations and backfills\n5. **Rollback Strategy** - Implement reliable rollback procedures for each change\n6. **Testing** - Validate migrations in development and staging environments\n\n**Best Practices**: Follow database-specific conventions, maintain referential integrity, handle large datasets efficiently, and ensure zero-downtime deployments.\n\n**Output**: Production-ready migration files with comprehensive rollback support, proper indexing, and data safety measures."} |