column() public method
Executes the query and returns the first column of the result.
| public array column ( $db = null ) | ||
|---|---|---|
| $db | yii\db\Connection |
The database connection used to generate the SQL statement. If this parameter is not given, the |
| return | array |
The first column of the query result. An empty array is returned if the query results in nothing. |
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