BaseAggregate<DT extends Object> extension Null safety

Provides aggregate functions that are available for each expression.

on

• Expression<DT>

Methods

count({bool distinct = false, Expression<bool>? filter}) → Expression<int>

Returns how often this expression is non-null in the current group.

groupConcat({String separator = ',', bool distinct = false, Expression<bool>? filter}) → Expression<String>

Returns the concatenation of all non-null values in the current group, joined by the separator.