Function df_st_api::api::rivers::get_river_count

pub fn get_river_count(
    conn: DfStDatabase, 
    group_by: Option<String>, 
    pagination: ApiMinimalPagination, 
    server_info: State<'_, ServerInfo>
) -> Result<Json<ApiCountPage<ItemCount, River>>, APIErrorNotModified>

Request a counts about River grouped by a field.

( Since = "0.1.0" )