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Enable Yii 2 ActiveRecord optimistic locking with a version column, handle StaleObjectException, and understand its limits for concurrent updates.
Learn how to eliminate the N+1 query problem in Yii2 using ActiveRecord's eager loading capabilities to significantly improve database performance.
Eager loading with Yii2’s <code>with()</code> solves the N+1 query problem. Learn how to apply it, the trade‑offs, and a concrete example with articles, comments, and authors.
Stop writing repetitive CRUD boilerplate in Yii 2. Learn how to use Gii to automate model and controller generation, accelerating your development workflow while maintaining framework conventions.
A diagnostic guide to finding and fixing N+1 queries in Yii 2 list pages, covering eager loading with with(), DataProvider pagination, and index checks.
Generate working CRUD screens for a Yii 2 database table with Gii: safe configuration, the two-step generator workflow, what the code does, and the limits to plan around.
Guidance on selecting the right caching strategy for Yii 2 apps based on hosting, performance, and persistence needs.
Stop setting created_at and created_by in controllers. Yii2's TimestampBehavior and BlameableBehavior move audit fields into the model—here's the configuration, a worked example, and the query-builder bypass you need to know about.
Stop the N+1 query problem in Yii 2. Learn when to use with() for separate queries versus joinWith() for single JOINs, including critical column aliasing tips.
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