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【DM版本】:DM8
【操作系统】：鲲鹏
【CPU】:麒麟V10
【问题描述】*：Caused by: dm.jdbc.driver.DMException: 除0错误

SELECT
        count(case when "PROCESS_STATE" = 3 then 1 else NULL end)/ count(*) rate
        FROM
        "XFUSE"."VUL_RESULT"
        WHERE
        "IS_DELETED" = 0
        AND "PROJECT_ID" IN (1,2,3,4)
        order by "PROJECT_ID" desc