WebApr 10, 2024 · To better explain I will create an example. Let's say I have the following table: Id Date Status 1 2024-01-01 2 1 2024-... Stack Overflow. About; ... remove multiple duplicate data records if only one of them meets a certain criteria - SQL SERVER. Ask Question ... How to concatenate text from multiple rows into a single text string in SQL ... WebMar 2, 2014 · Remove Duplicate Records You can select the min and max of the rowId (if there is and identity field otherwise add one) DELETE MyTable FROM MyTable LEFT OUTER JOIN ( SELECT MIN (RowId) as RowId, Col1, Col2, Col3 FROM MyTable GROUP BY Col1, Col2, Col3 ) as KeepRows ON MyTable.RowId = KeepRows.RowId WHERE …
sql - Delete duplicate records and keep one - Stack Overflow
WebIt seems counter-intuitive, but you can delete from a common table expression (under certain circumstances). So, I'd do it like so: with cte as ( select *, row_number () over (partition by userid, friendsid order by fid) as [rn] from FriendsData ) delete cte where [rn] <> 1 This will keep the record with the lowest fid. instant hotels first host
Finding duplicate values in a SQL table - Stack Overflow
WebJul 25, 2024 · Step 1: Select distinct rows into temporary table: SELECT DISTINCT Code, ExpiredDate INTO temp_CouponCode FROM CouponCode. Step 2: Empty original table: truncate table CouponCode. Step 3: Copy data from temporary table: INSERT INTO CouponCode SELECT Code, ExpiredDate FROM temp_CouponCode. WebJan 18, 2013 · The following syntax should remove complete duplicates: SELECT distinct R.ID, R.Topic, R.CountLikes, R.CountDisLikes, R.Extra, LD.UserName, LD.Clikes FROM Rating As R LEFT JOIN LikeDislike AS LD on LD.TopicID = R.ID ORDER BY R.ID desc Is this what you tried? Share Improve this answer Follow answered Jan 18, 2013 at 3:03 … WebOct 7, 2016 · Solution. The first case is when a SQL Server table has a primary key (or unique index) and one of the columns contains duplicate values which should be … instant hotel shay finale