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Apr 7, 2014 · This works in Transact-SQL. SELECT member, value. FROM TableName. WHERE value IN. (SELECT value FROM TableName. GROUP BY value. HAVING COUNT(*) = 1) If there is more than one member with a single entry it finds them all. edited Apr 7, 2014 at 13:01.
Syntax. SELECT column1, column2, ... FROM table_name. WHERE condition; Note: The WHERE clause is not only used in. SELECT statements, it is also used in UPDATE , DELETE, etc.!
May 25, 2017 · I'm trying to write a query which compares two tables and finds all entries where one field is contained in another field. For example one field contains a single 5 digit login ID eg 12345. The second field contains one or multiple IDs seperated by commas but with the characters text^ in front eg text^12345 or text^12345,54321,13579,97531. If I try
- You need to use CONCAT() to assemble your string: Select * from table1.login_id a join table2.login_id b on b.login_id LIKE CONCAT('%', a.login_...
- Perhaps a where exists is appropriate: select * from table1 as a where exists ( select b.login_id from table2 as b where a.login_id like concat('...
- You are missing something. Your issue is not reproducible. When I run the following: DECLARE @Table1 TABLE (login_id varchar(255)); DECLARE @Table2...
Nov 30, 2013 · I need to find out the records where the article_title data is the same on more than one record. Here's what I've got: select a.* from articles a where a.article_title = (select article_title from articles where article_title = a.article_title AND a.id <> articles.id)
In addition to a list of values, you can use a subquery that returns a list of values with the IN operator as shown below: column | expression IN (subquery) Code language: SQL (Structured Query Language) (sql) In this syntax, the subquery is a SELECT statement that returns a list of values of a single column. Note that if a list contains NULL ...
Apr 12, 2023 · Here, the WHERE clause is used to filter out a select list containing the ‘FirstName’, ‘LastName’, ‘Phone’, and ‘CompanyName’ columns from the rows that contain the value ‘Sharp ...
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Nov 9, 2021 · It then compares that value against the revenue for each row, returning only the office codes with corresponding revenue above the average value. Ready to Use the SQL WHERE Clause in Your Queries? Having read through the article, you now have a fair idea of how to use the SQL WHERE clause. The queries provided in this article are basic and are ...
