Import and analyze IIS Log files using SQL Server

IIS generates logs where are recorded many information about HTTP requests such as what Url was called, when the request happened, what is the origin, etc. If you want to analyze information from log files you can use use text search, regular expressions, or some log analysis tools; however, this might be tedious job. SQL Server… Read more

Extreme 25x compression of JSON data using CLUSTERED COLUMNSTORE INDEXES

CLUSTERED COLUMNSTORE INDEXES (CCI) provide extreme data compression. In Azure SQL Database and SQL Server vNext you can create CCI on tables with NVARCHAR(MAX) columns. Since JSON is stored as NVARCHAR type, now you can store huge volumes of JSON data in tables with CCI. In this post, I will show you how you can get… Read more

JSON data in clustered column store indexes

Clustered column store indexes (CCI) in SQL Server vNext and Azure SQL Database support LOB types like NVARCHAR(MAX), which allows you to store string with any size, including JSON documents with any size. With CCI you can get 3x compression and query speedup compared to regular tables without any application or query rewrites. In this… Read more

Columnstore Index Performance: SQL Server 2016 – Multiple Aggregates

SQL product team has made significant improvements in columnstore index functionality, supportability and performance during SQL Server 2016 based on the feedback from customers. This blog series focuses on the performance improvements done as part of SQL Server 2016. Customers will get these benefits automatically with no changes to the application when they upgrade the application… Read more

Columnstore Index: Standard and Express editions with SQL Server 2016 SP1

I am sure you all have heard the exciting news that SQL Server 2016 SP1 supports Common Programming Surface Area (CPSA) across all features. And, YES, that includes columnstore index. Please refer to the following blog for details Columnstore Index: Standard and Express editions with SQL Server 2016 SP1 Thanks Sunil Agarwal and Kevin Farlee  … Read more