ThearchyHelios
a641bf5fb9
审批质询复核修正(第 2 轮,后端):和 * 写在一起、子查询里没起别名的遮罩列表达式认得出;SQL 只换在找某一个值的字面量,范围比较的边界、LIMIT 照原样;报告口径卡里的指标、SQL 里留着的阈值不当遮罩值;带前缀的字符串、名字、列名里的遮罩值也换
复核提出的问题和改法:
- 遮罩列的表达式和 SELECT * 写在同一支里、又没起别名(SELECT *, SUBSTR(buyer_phone, 4)),原值的一截出现在回答正文和质询工件里:
按位置认,* 前面的从头数、最后一个 * 后面的从结果末尾倒着数(结果的列一个不少、按顺序,重名也照留)。同一个根子的几种也一起补上:
子查询、WITH 里没起别名的表达式(外层的 * 原样带出来,列名各数据库起法不同)、两个 * 之间的项认不出落在哪一列,整份快照遮掉;
派生来源里 UNION 的另一支、带列名表的 UNION 按位置对上第一支或列名表的名字;LATERAL、多套几层括号照样认
- 和遮罩列做范围比较时的阈值、5 位以上的数不看上下文就被换成「已遮罩」,封存的 SQL 不是实际执行的那条:SQL 只换在找某一个值的
字面量(等值、不等、IN、LIKE、SQLite 的 IS)——和遮罩列比较的是遮罩值就换,和别的列比较的够长的遮罩值也换;范围比较的边界、
BETWEEN、LIMIT / OFFSET、选出列和算式里的数照原样(字符串的范围边界同样)
- 回答正文里复述 SQL 里照原样留着的阈值(「金额不低于 30000 元」)被遮:这些值本来就随 SQL 摆在读者眼前,正文、快照按值遮时免掉
(只免按值认的,SQL 里和遮罩列做等值比较的照旧换)
- 报告口径卡里的指标恰好是遮罩值时(单笔目标 20000),引用它的回答整份交不出去、换个问法也绕不过:报告列出的指标和运行输入的值
像问题里的数一样不当遮罩值,回答时和取质询工件时一样
- 带前缀的字符串(N''、E''、U&''、$$…$$)、带引号和不带引号的名字(AS "13900000001 的单"、张伟的单数)里的遮罩值原样封存:所有
字符串类的词只换引号里的内容,名字按值换;快照的列名、回答文档目录里的列名同样换,引用原列名的标记里的列名跟着换,正好对上
- 回答原文的标记里写着遮罩值时,单元格引用「Q1.r0.」后面的长号码会被当成小数的一截认不出来:标记按段换,单元格引用只换列名那一截;
遮罩值在组装之前就换掉,不再组装两遍,组装出来还认得出遮罩值的照旧不交出去
- 新加的接线没有测试守住:补上问题里写了遮罩列的短数时 SQL 原样保留、质询工件按报告快照里的遮罩值遮别的列,以及上面每一种情形
的单元测试和端到端测试。每处改动都做过去掉实现、测试变红的验证
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