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You can make a quick use of this query to filter out strings ending with specific character(s). The below query output will give all names ending with 'er'. select column_name from table where column_name regexp '.*er$';
Extract a substring from a string (start from the end, at position -5, extract 5 characters): SELECT SUBSTRING("SQL Tutorial", -5, 5) AS ExtractString; Try it Yourself »
1 mar 2021 · In this article, we explore SUBSTRING, PATINDEX, and CHARINDEX using examples. The SUBSTRING () function extracts the substring from the specified string based on the specified location. Syntax for SUBSTRING () function: SUBSTRING (expression, starting_position, length) starting_position: It contains an integer or bigint expression.
28 lip 2021 · How to select rows where a text column starts by, ends by, or contains a string. Including slightly less trivial cases. To find strings that match a pattern, the LIKE operator is used. In the most trivial case, LIKE is identical to the = operator. These two queries are the same: SELECT id FROM book WHERE title LIKE 'Don Quijote';
25 kwi 2013 · SELECT rn = ROW_NUMBER() OVER (ORDER BY Number), Item . FROM (SELECT Number, Item = LTRIM(RTRIM(SUBSTRING(@List, Number, . CHARINDEX(@Delimiter, @List + @Delimiter, Number) - Number))) FROM (SELECT ROW_NUMBER() OVER (ORDER BY [object_id]) FROM sys.all_objects) AS n(Number) WHERE Number <= CONVERT(INT, LEN(@List))
22 mar 2022 · SUBSTRING () is a text function that allows you to extract characters from a string. Its syntax is. For the expression argument, you write a string literal or specify a column from which you want to extract the substring. The start argument is an integer indicating the numeric position of the character in the string where the substring begins.
17 wrz 2014 · THEN SUBSTRING(a.em, 1, CHARINDEX(' ', a.em) - 1) ELSE a.em END email. SELECT SUBSTRING(column1, CHARINDEX('Email: ', column1) + 7, LEN(column1)) em. FROM mytable. The subquery keeps anything after Email: and the outer query cuts everything trailing the next space (or end of string).
