Create Yii2 database migrations with safeUp() and safeDown() methods.
npx skills add https://github.com/WarLikeLaux/yii2-book-catalog --skill migrate-warlikelaux
Please help me install this Agent Skill. Skill: migrate Source: https://github.com/WarLikeLaux/yii2-book-catalog/tree/main/.claude/skills/migrate Command: npx skills add https://github.com/WarLikeLaux/yii2-book-catalog --skill migrate-warlikelaux
This Skill provides a standardized and safe way to manage database schema changes in Yii2 applications, ensuring consistency and preventing data loss.
safeDown() methods correctly revert changes made by safeUp().Use the migrate skill to create a new database migration named 'add_user_email_unique_index'.
High-intent search queries and answers about installing and using this skill.
To create a safe Yii2 database migration, this Skill enforces conventions for structure and provides guidelines for handling foreign key constraints. It ensures your migration file correctly manages schema modifications and prevents data loss.
Yii2 migration rollbacks fail when the safeDown() method is not transactional or does not revert changes. This Skill ensures safeDown() methods correctly revert schema modifications made by safeUp(), maintaining database consistency.
The best way to manage auto-increment values and character encoding in SQL migrations is following standardized guidelines. This Skill provides specific rules for handling these properties during schema creation and modification.
You add a unique index by generating a migration file with correct naming conventions. This Skill guides you on safely creating indexes and altering tables within the safeUp() and safeDown() methods to apply changes safely.
Yes, this migration approach works without additional dependencies. It relies on standard Yii2 framework capabilities to manage SQL schema changes, enforcing conventions for creation, modification, and rollback without external packages.
You need transactional safeUp() and safeDown() methods whenever you modify database schemas to ensure safe rollbacks. This Skill enforces these methods to be correctly implemented and transactional, preventing partial updates and data loss.
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