ReadMeFeed / Community knowledge
Real questions. Useful conversations. Find the people who know your stack.
Frameworks & web · #yii
Learn how to leverage Yii's Gii generator and ActiveRecord for rapid prototyping while avoiding common performance pitfalls like the N+1 query problem.
Learn how to use Yii's Active Record to replace manual SQL with object-oriented CRUD, automate model creation with Gii, and solve the N+1 query problem.
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.
Yii's Gii generator turns a database table into a working model, controller, and views in minutes. Here's how to enable it safely, generate a Post CRUD, and handle the cleanup it always needs.
A Yii2 list page shows one query for the parent models plus one query per row for each accessed relation. Diagnose it with the debug toolbar, confirm lazy loading in loops, then fix with with() for batched IN queries or joinWith() for filtering, plus indexes and selective selects.
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.
Yii 2 ActiveRecord optimistic locking prevents lost updates by adding a version column, exposing it in the form, and catching StaleObjectException as a user‑facing conflict.
Learn how to enable Yii's Gii module, generate CRUD code for a database table, and safely customize the scaffolding for production use.