Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Welcome To Ask or Share your Answers For Others

Categories

0 votes
403 views
in Technique[技术] by (71.8m points)

sql server - IndexOf function in T-SQL

Given an email address column, I need to find the position of the @ sign for substringing.

What is the indexof function, for strings in T-SQL?

Looking for something that returns the position of a substring within a string.

in C#

var s = "abcde";
s.IndexOf('c'); // yields 2
See Question&Answers more detail:os

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome To Ask or Share your Answers For Others

1 Answer

0 votes
by (71.8m points)

CHARINDEX is what you are looking for

select CHARINDEX('@', '[email protected]')
-----------
8

(1 row(s) affected)

-or-

select CHARINDEX('c', 'abcde')
-----------
3

(1 row(s) affected)

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question

...