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Working with relational removals by yii2
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Working with relational removals by yii2
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Tutorials
Yii version unchanged
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model, relations, remove, delete
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This tutorial shows you how to safely and safely remove relationshipremove records between relationships and multiple lines.
First we create three tables using a Many to Many relationship.
** Important: Apply cascatde to foreign key, constraints for update and Ddelete. **
Thise cascade feature will allow you to remove the foreign keys along with the line you want to delete. This is very useful not to pollute your code. and helps keep your code to a minimum.
Script SqlQL the ralation has.
// deletando de vinculo
public function actionDeleteTestAll()
{
$game = Games::findOne(1);
foreach($game->tests as $test)
{
$test->delete();
}
}
public function actionDeleteTheRelation($id)
{
First we create three tables using a Many to Many relationship.
[...]
** Important: Apply casca
[...]
}// deletando de vinculo
public function actionDeleteTestAll()
{
$game = Games::findOne(1);
foreach($game->tests as $test)
{
$test->delete();
}
}
public function actionDeleteTheRelation($id)
{
[...]
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Viewed: 36 690 times
Version: 2.0
Category: Tutorials
Written by: AndroideLP
Last updated by: Jairus Martin
Created on: Dec 23, 2016
Last updated: 7 years ago
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7 years ago by
Jairus Martin Minor grammer corrections.
-
7 years ago by
AndroideLP Dados novos
- 7 years ago by AndroideLP