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Merge pull request #6960 from alexbs/patch-1

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Update db-dao.md
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Alexander Makarov
2015-01-21 17:21:14 +03:00
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docs/guide/db-dao.md
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@@ -190,8 +190,8 @@ executing it multiple times with different parameters. For example,
```php ```php
$command = $db->createCommand('SELECT * FROM post WHERE id=:id'); $command = $db->createCommand('SELECT * FROM post WHERE id=:id');
$post1 = $command->bindValue(':id', 1)->queryRow(); $post1 = $command->bindValue(':id', 1)->queryOne();
$post2 = $command->bindValue(':id', 2)->queryRow(); $post2 = $command->bindValue(':id', 2)->queryOne();
``` ```
Because [[yii\db\Command::bindParam()|bindParam()]] supports binding parameters by references, the above code Because [[yii\db\Command::bindParam()|bindParam()]] supports binding parameters by references, the above code
@@ -202,10 +202,10 @@ $command = $db->createCommand('SELECT * FROM post WHERE id=:id')
->bindParam(':id', $id); ->bindParam(':id', $id);
$id = 1; $id = 1;
$post1 = $command->queryRow(); $post1 = $command->queryOne();
$id = 2; $id = 2;
$post2 = $command->queryRow(); $post2 = $command->queryOne();
``` ```
Notice that you bind the placeholder to the `$id` variable before the execution, and then change the value of that variable Notice that you bind the placeholder to the `$id` variable before the execution, and then change the value of that variable