SQL Server RID Lookup Operator
Hi Geeks, Non-clustered indexes can exist both on heaps as well as objects with clustered indexes and it is possible to have a key lookup on a heap.It is reflected in …
SQL Server RID Lookup Operator Read MoreTag: RID LookUp
SQL Server execution plan – Simplifying : Part 11
Hi Friends, While checking SQL Server execution plans over last few weeks on this series; you would have seen these terms quite frequently; Actual Rebinds / Estimated Rebinds Actual Rewind/ Estimated …
SQL Server execution plan – Simplifying : Part 11 Read MoreSQL Server Execution Plan – Simplifying : Part 10
Hi Friends, In last two blog posts of this series Part 8 and Part 9 I’ve explained SQL Server execution plan using INSERT, UPDATE statements. You guessed it right; today we would cover …
SQL Server Execution Plan – Simplifying : Part 10 Read MoreSQL Server Execution Plan – Simplifying : Part 9
Dear Friends, In my previous blog post, Part 8 of this series we analyzed SQL Server execution plan using INSERT statement. Today, we will try UPDATE statement followed by explanations. Let us …
SQL Server Execution Plan – Simplifying : Part 9 Read MoreSQL Server Execution Plan – Simplifying : Part 8
Dear Friends, SQL Server engine generates SQL Server execution plan for all SQL queries in order to figure out best path of execution when we submit any request. In my previous …
SQL Server Execution Plan – Simplifying : Part 8 Read MoreSQL Server Execution Plan – Simplifying : Part 7
Hi Friends, In my previous blog post Part 6 on this series we saw how SQL Server execution plan changes when we use ORDER BY clause in SELECT statements. Today, we …
SQL Server Execution Plan – Simplifying : Part 7 Read MoreSQL Server Execution Plan – Simplifying : Part 6
Hi Friends, When we add some basic clauses to our queries, different operators are being displayed in the SQL Server execution plan. Today we will have a look when we introduce …
SQL Server Execution Plan – Simplifying : Part 6 Read MoreSQL Server Execution Plan – Simplifying : Part 5
Hi Friends, I hope you are finding this series useful and read my previous posts Part1, Part2, Part3 and Part4 where I covered different operators. Today I’m going to talk about two …
SQL Server Execution Plan – Simplifying : Part 5 Read MoreSQL Server Execution Plan – Simplifying : Part 4
Friends, As of now we covered SQL Server Execution Plan Clustered Index Scan on Part 1, Clustered Index Seek and Non-clustered Index Seek on Part 2 and Key LookUp and Table Scan …
SQL Server Execution Plan – Simplifying : Part 4 Read More