Dec 4, 2002 · Joins are to return data from 2 or more related tables e.g. select * from customers c inner join orders o on c.id=o.id Union is to return multiple result sets of the the same structure as one e.g ...

Sep 20, 2016 · A short look at the differences in UNION and UNION ALL in a SELECT query.

Aug 3, 2008 · I would like to know when to use inner join/outer join and intersect/except as they probably are doing the same job if not mistaken. what is difference while working with joins and using these ...

Feb 13, 2009 · What are the differences between Merge and Union All transformations in SSIS ? The first and most obvious difference is that Merge can only accept two datasets while Union All can …

May 22, 2019 · I have a UNION select that I would like to convert to a JOIN so I can create an indexed view on it. Tables for an example:

Feb 16, 2020 · Recursive CTE vs UNION ALL in a VIEW Forum – Learn more on SQLServerCentral

Mar 30, 2009 · CASE vs UNION Forum – Learn more on SQLServerCentral

Feb 5, 2013 · Home Forums SQL Server 2008 SQL Server 2008 - General Issue with collation conflict and union join Post reply

Apr 11, 2011 · But I'm wondering what the impact on performance is if I use a function vs putting the join right in my initial sql code. This is a very simple example, but which would be the preferred method to ...

Jan 28, 2022 · I am trying to UNION ALL two tables 1) Current receipts 2) Historical receipts. Both of those tables have CTE because it was the only way how could it change numeric field into date field.