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Containing Select Columns in Aggregate Functions to Improve Performance in MS SQL

Recently I have been working on some MS SQL ... performance by almost double. And that most people don’t know. When working with joins and aggregate functions in the same query, we frequently face thi... read more

The COUNT Function in T-SQL

The different ways of using COUNT The potential performance issues related with COUNT COUNT usage as an aggregated function (demo example) COUNT is among the most used functions in T-SQL codes ... SEL... read more

10 SQL tricks that you didn’t think were possible

This article will bring you 10 SQL ... USING (actor_id) JOIN film AS f USING (film_id) GROUP BY actor_id We can append a simple FILTER clause to an aggregate function in order to count only some of th... read more

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An Introduction to SQL

This language enables you to pose complex questions to a database. It also provides a means of modifying databases. Many databases support SQL, so you can apply this knowledge to MS ... Aggregate func... read more


How to use Chrome User Experience Report to improve your site’s performance

And there’s nowhere better to find reliable real-user performance metrics than the database Google is already using: CrUX ... you can run queries and select the data you need with a pretty basic knowl... read more

A Guide to High-Performance PL/SQL

You should make sure that you are aware of and take advantage of appropriate key features of the PL/SQL language focused on performance. I offer a short list of those features below, along with links ... read more

Improving Database Design and Performance Using Compression

The T-SQL code below displays the syntax for using this function, sys.fn_PhysLocFormatter. Let us execute it. Please note that we have to be in the database where this table, My_Demo_Table in this cas... read more

How to use the SELECT statement in SQL

... statement even though you might embed your SQL statement in a function or procedure. A SELECT statement is composed of several distinct keywords, known as clauses. You define a SELECT statement by ... read more

How to Query JSON Data with SQL Server 2016

For a structured and comprehensive overview of the JSON functions in SQL Server ... structured aggregate of data. Indexes built out of computed columns that reflect that value of one or more JSON prop... read more

Introducing SQL Server 2019: What's New in the Public Preview

Microsoft announced the latest preview of its next-gen SQL Server product at Ignite. Here's a rundown of everything the new release promises, from performance enhancements ... and even operated on usi... read more

Designing and Administering Storage on SQL Server 2012

When you have an instance of SQL Server 2012 that does not have a high performance ... steps to increase the data file for the AdventureWorks2012 database using SSMS: In Object Explorer, right-click t... read more



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