SQL字符串字符的相关内容

问答 2024-01-22 来自：开发者社区

DataWorks中opds sql 查询出来的表字段，字符串类型的字符出现了*号隐藏是怎么回事？

DataWorks中opds sql 查询出来的表字段，字符串类型的字符出现了*号隐藏是怎么回事，只是设置了身份证脱敏而已？

问答 2022-02-15 来自：开发者社区

SQL查询以打印字符串的每个字符：SQL Server

尝试编写查询以分别打印字符串的每个字符。我尝试了以下 select substring('sas',1,1) union all select substring('sas',2,1) union all select substring('sas',3,1) 但是我必须为每个角色进行全部合并。有更好的方法吗？沙箱：http：//sqlfiddle.com/#！9 / 9eecb /...

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更新时间 2024-05-11 13:51:29

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