Today at my organization, we had nearly 30 interviews scheduled of DBA and .NET developers. I really enjoyed participating in interviewing panel. It was really fun to ask questions and learn so many new things from developers. I will share a few of my experiences with candidates here. Let us see a difficult SQL puzzle.
SQL SERVER – Puzzle – Solution – Computed Columns Datatype Explanation
Just a day before I wrote article SQL SERVER – Puzzle – Computed Columns Datatype Explanation which was inspired by SQL Server MVP Jacob Sebastian. I suggest that before continuing this article read original puzzle question SQL SERVER – Puzzle – Computed Columns Datatype Explanation. The question was if computed…
Read MoreSQL SERVER – Puzzle – Computed Columns Datatype Explanation
Yesterday I wrote post about SQL SERVER – Get Answer in Float When Dividing of Two Integer. I received excellent comment from SQL Server MVP Jacob Sebastian. Jacob has clarified the concept which I was trying to convey. He is famous for his “behind the scene insight“. When I read…
Read More
SQL SERVER – Simple Puzzle Using Union and Union All – Answer
Yesterday I posted a puzzle SQL SERVER – Simple Puzzle Using Union and Union All, today we will see the answer of this. Following image explains the answer of puzzle. You can read the explanation of why this is answer read my previous article SQL SERVER – Union vs. Union…
Read MoreSQL SERVER – Simple Puzzle Using Union and Union All
I often get request to write puzzles using SQL Server. Today, I am presenting one very simple but very interesting puzzle. What will be the output of following two SQL Scripts. First try to answer without running this two script in Query Editor. Script 1 SELECT 1 UNION ALL (SELECT…
Read MoreSQLAuthority News – Book Review – Joe Celkos SQL Puzzles and Answers, Second Edition, Second Edition
Joe Celko’s SQL Puzzles and Answers, Second Edition, Second Edition (The Morgan Kaufmann Series in Data Management Systems) (Paperback) by Joe Celko (Author) Link to Amazon Short Review: This book is for all of them who enjoy little puzzles or just something which gives them challenge. Some puzzles took hours…
Read MoreSQL SERVER – sp_HelpText for sp_HelpText – Puzzle
It was interesting to me. I was using sp_HelpText to see the text of the stored procedure. Stored Procedure were different so I had copied sp_HelpText on my clipboard and was pasting it in Query Editor of Management Studio. In rush I typed twice sp_HelpText and hit F5. Result was…
Read More