以下是2个查询:
SELECT COUNT(BUG.BG_BUG_ID) AS BUG_ID_SIT_CNT
FROM BUG
WHERE BUG.BG_USER_02 = 'SIT'
SELECT COUNT(BUG.BG_BUG_ID) AS BUG_ID_UAT_CNT
FROM BUG
WHERE BUG.BG_USER_02 = 'UAT'
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如何编写查询以使用上述查询的结果并执行以下操作:
缺陷去除效率: BUG_ID_SIT_CNT/(BUG_ID_SIT_CNT + BUG_ID_UAT_CNT)