I am having a hard time doing the following: select a.FirstName, a.LastName, v.District from AddTbl a order by Firstname inner join (select distinct LastName from ValTbl v where a.Las...

Oct 15, 2015 · I did a test on MS SQL 2005 using the following tables: A 400K rows, B 26K rows and C 450 rows. The estimated query plan indicated that the basic inner join would be 3 times slower than …

1 Your DISTINCT is applied to ALL columns in your SELECT statement, not just the one you put it next to in your query. Your DISTINCT and GROUP BY are, at the moment, doing the same exact thing. …

Jun 22, 2021 · Then using this new column (FirstFourLastName), I wrote code for Inner Join in SQL with an aim to assign the Unique "Client Code" to each record in table FMAY. I am able to get the correct …

Apr 10, 2013 · select distinct Table1.Id as Id, Table1.Name, Table2.Description from Table1 left outer join Table1Table2Map on (Table1Table2Map.Table1Id = Table1.Id) left outer join Table2 on …

SELECT items.ItemName, items.ItemId FROM items JOIN sales ON items.ItemId = sales.ItemId WHERE sales.StoreID = ? ORDER BY sales.SaleWeek DESC; However, this is returning multiple …

Dec 22, 2009 · 1, 1, motorcycle, 2009 1, 2, car, 2008 , 3, van, I need to require a distinct car id but this happens before the JOIN and so has no effect at all. How can I get the uniqueness with the JOIN?

Nov 16, 2021 · How do I join a table with a distinct value in a SQL view? My code looks like below Select a, b, c, d from TableA inner join TableB on TableA.account = TableB.account ...

Jul 11, 2016 · mysql sql select left-join distinct edited Jul 11, 2016 at 17:39 asked Jul 11, 2016 at 16:45 Katrina

SQL query to find distinct values in two tables? Asked 14 years, 3 months ago Modified 5 years, 6 months ago Viewed 121k times