Doris 2.1.11 通过创建jdbc catalog 访问 doris 1.2.8的bitmap类型字段报错。
报错的的SQL语句为
（其中outbound_customer_numbers字段为bitmap类型，查询字段中没有bitmap类型时正常）
SELECT
result_date,
outbound_customer_numbers
FROM
doris_catalog_call.sobot_db.`cc_outcall_answer_report`
报错信息：
SQL 错误 [1105] [HY000]: errCode = 2, detailMessage = (172.17.1.120)[CANCELLED]JdbcExecutorException: jdbc get block address: | CAUSED BY: RuntimeException: the result of 0 row is null, but the return type is not nullable, please check the always_nullable property in create function statement, it's should be true
