Difference between #9 and #10 of
How to validate the uniqueness of multiple columns

Changes

Title unchanged

How to validate the uniqueness of multiple columns

Category unchanged

How-tos

Yii version unchanged

Tags unchanged

unique, unique validator, uniqueness validator, multiple unique columns, multiple primary keys

Content changed

I am going to show you an effective way to validate the uniqueness of multiple columns. In the following example we have 3 columns, the combination of which need to be unique: id, category and language.


```php
class Post extends CActiveRecord
{
[...]
2 0
2 followers
Viewed: 19 222 times
Version: 1.1
Category: How-tos
Tags: multiple primary keys, multiple unique columns, unique, unique validator, uniqueness validator
Written by: oligalma
Last updated by: oligalma
Created on: Jan 15, 2015
Last updated: 9 years ago
Update Article
Revert to #9 | Revert to #10

Revisions

View all history