Wiki articles in category FAQs

When to use Active Record is a common question among developers, Yii and overall.

Put attention of the question answer form

If we take a look at the blog demo we have 3 major parts of our view rendering. They are:

It's common to see users wishing to make substring DB queries, using the % metacharacter used to match anything; in this FAQ we'll search the tbl_comments table from the blog tutorial hoping to find the text in $match in the content column

It's very common to see new Yii users confusing the relations HAS_ONE and BELONGS_TO, and getting it wrong means you won't get proper values back. And though we'll talk about HAS_MANY as well, we're specifically omitting the MANY_MANY relation because it's a whole different animal.

A common source of confusion among new Yii users is how the 'safe' validator works, how it works with other validators, and why it's necessary in the first place. This article means to clear up this confusion, as well as explain the notion of Massive Assignment.

After enabling the Gii module in your protected/config/main.php file and then try to use it with http://example.com/index.php?r=gii, you get an error: ~~~ Error 403 You are not allowed to access this page. ~~~ This is almost certainly caused by the IP filtering mechanism that Gii uses to protect your system from outsiders - by default it allows localhost only (both IPv4 and IPv6), and r...