TSQL Challenge 9 – Solution by Syed Mehroz Alam

For the TSQL Challenge #9, Syed Mehroz Alam is again part of the winners. You can see its previous solutions for the TSQL Challenge #7 and TSQL Challenge #8 . Syed Mehroz Alam, living in Karachi, Pakistan, is primarily a developer focusing Microsoft technologies...

TSQL Challenge 8 – Solution by Leonid Koyfman

Yesterday, we saw the solution from Syed Mehroz Alam and discovered how Syed used subqueries. Another winner of TSQL Challenge 8 is Leonid Koyfman . First of all, I would like to congratulate Leonid who is a faifthfull challenger and a many times winner...

TSQL Challenge 8 - Solution by Syed Mehroz Alam

Yesterday, we saw the solution for TSQL Challenge #8 by Matthieu Hodin . Another winner of TSQL Challenge 8 is Syed Mehroz Alam. First of all, I would like to congratulate Syed. Yes Syed, as you said: it’s a pleasure  to learn that the hard work...

TSQL Challenge 5 - Solution by Friedrich Paul

Friedrich Paul is another many-times-winner of the TSQL Challenges. He uses like Leonid only one CTE with the same split parsing recursively mechanism . This solution is very goods in terms of code optimization (even if it is too much compressed for a...

TSQL Challenge 5 - Solution by Leonid Koyfman

There were a lot of different solutions for this challenge but globaly the key point to release the split in line in an unique query was to use CTEs. As most people send us valuable queries with CTEs, we took in consideration also other notation points...