Merge pull request #4210 from miramir/oci_schema

framework/db/oci/Schema.php

@@ -57,15 +57,7 @@ class Schema extends \yii\db\Schema
 	 */
 	public function quoteSimpleTableName($name)
     {
-        return '"' . $name . '"';
-    }
-
-    /**
-     * @inheritdoc
-     */
-    public function quoteSimpleColumnName($name)
-    {
-        return $name !== '*' ? '"' . $name . '"' : $name;
+        return strpos($name, '"') !== false ? $name : '"' . $name . '"';
     }
 
     /**