每天都能免费收到值得分享的好文 代码解析：CHARINDEX找到"-"的位置，SUBSTRING按位置截取。比如"张三-138..."，CHARINDEX返回3（第3个字符是"-"），名字就是1-2位（张三），电话从第4位开始。比Excel数据分列更灵活，不用预设固定分隔符位数！ 代码解析：REVERSE把路径 ...

Splitting a string by a delimiter in SQL Server involves breaking a single text string into smaller parts based on a chosen character. This is often done using functions like STRING_SPLIT, which ...

How to Extract a Substring in Excel Using FIND() and MID() Functions Your email has been sent Learn how to use MID() and FIND() and then combine them to parse substrings from inconsistent data.

I have a column of data with values resembling this: HL7_Result_for_Message_ID_123Q324343.hl7 I need to grab that ID number (in bold), the challenge being that it can be any and all lengths. I have ...

2023 年 2 月 14 日之后，IE11 将不再可用。你可以在 Microsoft Edge 中使用 IE 模式重新加载 Internet Explorer 网站。 Microsoft® SQL Server® 2019 Express Microsoft® SQL Server® 2019 Express 是一个功能强大且可靠的免费数据管理系统，它为 lightweight ...

, case when isnumeric(substring(email,X,Y)) = 1 then substring(email,X,Y) else NULL end unique , substring(email, 1, charindex('@', email) - 1) per_add , case when rf ...

When trying to find index of a space between words in a string, CHARINDEX returns wrong result with '%sql' command, but yields the correct result with '%%sql' command: %sql SELECT CHARINDEX(' ', 'AAA ...