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refactored redis AR Query::scalar()

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This commit is contained in:
Carsten Brandt
2013-11-23 03:20:49 +01:00
parent a07facf434
commit d8feaeb93b
1 changed files with 9 additions and 9 deletions
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18
framework/yii/redis/ActiveQuery.php
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@ -56,7 +56,7 @@ class ActiveQuery extends \yii\base\Component implements ActiveQueryInterface
* Executes the query and returns all results as an array.
* @param Connection $db the database connection used to execute the query.
* If this parameter is not given, the `db` application component will be used.
* @return ActiveRecord[] the query results. If the query results in nothing, an empty array will be returned.
* @return array|ActiveRecord[] the query results. If the query results in nothing, an empty array will be returned.
*/
public function all($db = null)
{
@ -215,20 +215,20 @@ class ActiveQuery extends \yii\base\Component implements ActiveQueryInterface
/**
* Returns the query result as a scalar value.
* The value returned will be the first column in the first row of the query results.
* @param string $column name of the column to select
* The value returned will be the specified attribute in the first record of the query results.
* @param string $attribute name of the attribute to select
* @param Connection $db the database connection used to execute the query.
* If this parameter is not given, the `db` application component will be used.
* @return string|boolean the value of the first column in the first row of the query result.
* False is returned if the query result is empty.
* @return string the value of the specified attribute in the first record of the query result.
* Null is returned if the query result is empty.
*/
public function scalar($column, $db = null)
public function scalar($attribute, $db = null)
{
$record = $this->one($db);
if ($record === null) {
return false;
if ($record !== null) {
return $record->$attribute;
} else {
return $record->$column;
return null;
}
}