'flag_before' => ['DISTINCT' => ts('Distinct')],
'max_expr' => 1,
'must_be' => ['SqlField', 'SqlWild'],
- 'cant_be' => [],
],
];
}
return ts('Count');
}
+ /**
+ * @return string
+ */
+ public static function getDescription(): string {
+ return ts('The number of items in the grouping.');
+ }
+
}