presto-resource-group-managers/src/main/java/io/prestosql/plugin/resourcegroups/db/ResourceGroupsDao.java/ResourceGroupsDao/getSelectors
class ResourceGroupsDao:    @SqlQuery("SELECT S.resource_group_id, S.priority, S.user_regex, S.source_regex, S.query_type, S.client_tags, S.selector_resource_estimate\n" +
            "FROM selectors S\n" +
            "JOIN resource_groups R ON (S.resource_group_id = R.resource_group_id)\n" +
            "WHERE R.environment = :environment\n" +
            "ORDER by priority DESC")
    @UseRowMapper(SelectorRecord.Mapper.class)
    List<SelectorRecord> getSelectors(@Bind("environment") String environment);