Hive插入map数据类型出错

create table test(
test map<String,String>
);

insert overwrite table test
select
str_to_map('1:检查A/15,2:检查B/30',',',':');

运行报错：
SQL 错误 [40000] [42000]: Error while compiling statement: FAILED: ParseException line 3:39 Failed to recognize predicate ''. Failed rule: 'regularBody' in statement

https://blog.csdn.net/madaokuma/article/details/81989279