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Replace Rowstore

SQL SERVER – Replace Rowstore Clustered Index with Columnstore Clustered Index

May 28, 2021
Pinal Dave
SQL Performance
ColumnStore Index, SQL Column, SQL Scripts, SQL Server

Let us learn in this blog post how to Replace Rowstore Clustered Index with Columnstore Clustered Index. Comprehensive Database Performance Health Check

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compressed delay

SQL SERVER – Compression Delay for Columnstore Index

January 11, 2021
Pinal Dave
SQL Performance
ColumnStore Index, SQL Index, SQL Scripts, SQL Server

Today we will talk about the Compression Delay for Columnstore Index which I got the first-hand experience with my client of Performance Health Check.

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SQL SERVER – Columnstore Index and Fragementation

January 7, 2021
Pinal Dave
SQL Performance
ColumnStore Index, SQL Index, SQL Scripts, SQL Server

One of the questions I had received from a client was about how to find out fragmentation in columnstore index. Let us discuss it today. 

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Actual Number

SQL SERVER – ColumnStore Index Displaying Actual Number of Rows To Zero

November 25, 2019
Pinal Dave
SQL Performance
ColumnStore Index, SQL Index, SQL Scripts, SQL Server

I had a very interesting conversation with their Senior DBA about ColumnStore Index Displaying Actual Number of Rows To Zero. 

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disable batch mode

How to Disable Batch Mode in SQL Server? – Interview Question of the Week #252

November 24, 2019
Pinal Dave
SQL Interview Questions and Answers
Batch Mode, ColumnStore Index, SQL Index, SQL Performance, SQL Scripts, SQL Server

My immediate reaction was why would you disable batch mode in SQL Server when it is really is an awesome feature for performance

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batch mode

SQL SERVER – Batch Mode in RowStore – Performance Comparison

November 21, 2019
Pinal Dave
SQL Performance
Batch Mode, ColumnStore Index, Compatibility Level, Execution Plan, SQL Scripts, SQL Server, SQL Server 2019

Let us see in this blog post the performance comparison between Batch Mode and Row Mode. The most asked question was about the Performance difference.

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RowStore

SQL SERVER – Simple Example of Batch Mode in RowStore

November 18, 2019
Pinal Dave
SQL Performance
Batch Mode, Clustered Index, ColumnStore Index, SQL Index, SQL Scripts, SQL Server

During Comprehensive Database Performance Health Check, I had a pleasure to demonstrate to customers a Simple Example of Batch Mode in RowStore.

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