Indexes are essential to good database performance, but it can be hard to decide what indexes to create. In this session we'll look at guidelines for index creation
Indexes are the best instrument for query optimization. But what kind of indexes and on what columns? The key to answering those questions is understanding how indexes are stored and used by SQL Server. And that is exactly what this session is about.
This session is a primer on column store indexes and SQL Server batch mode, it delves into the background behind the performance gains achieved by batch mode and includes demos on things that can be done to further enhance batch mode performance.
Understanding how SQL Server performance tuning works is not just a job for DBA's. It is important for BI professionals to understand as well
See how to use Power Query to build a detail-level reporting solution
Come to this session to see how to build a scalable analytical solution on Microsoft Azure with Elastic Search and Kibana.
Attend this session and learn how to leverage PowerShell to collect data from Perfmon, DMVs, and more. This session will feature demos where attendees are encouraged to send challenges to the presenter via email for demonstration purposes.
A review of many TSQL mistakes I see over and over at clients! This is a 100%-demo session, with the bad AND good code presented. I GUARANTEE that you will find things here that help you be MUCH better at interacting with SQL Server!!
This session will demonstrate query performance issues a dba is confronted with every day. The demos will handle these scenarios and it's solution
Great database performance starts with great database design.
In this session you will see what is delayed durability, how it is achieved and how to make the best use case out of it. You will understand how to use it and a demo which explains the effects of using delayed durability with SSDs.
Isolation levels are one of the most complex subjects inside SQL Server and at the same time - one of the most important one. In this session we will take a look at all of them and see how they work behind the scenes.
Many customers are looking toward Cloud technologies to reduce operational and capital expenditures. A popular choices today for SQL Server customers is to deploy in the Microsoft Azure Virtual Machine environment. Come to this session and learn how
Data warehouse designers often ignore the specific needs of an OLAP database. In this session, John will outline the best ways to optimise your relational database to support your multidimensional OLAP cubes
In this session, you’ll learn about SQL Server stored procedures: what they are, when and why you'd use them, and how you would develop a solution with one. We’ll walk through examples to explore the process of solution building in SQL Server.
You're a DBA who's struggled with Perfmon metrics and Profiler. You're facing a sea of confusing numbers, and you don't know where to focus first. Microsoft Certified Master Brent Ozar will give you a friendly introduction to wait statistics.
This will be a deep dive into how the optimizer makes its decisions to give you a plan, the things that can go wrong and how you can have influence over these choices.
Many triggers are inefficient and violate best practices, but it doesn't have to be this way.
Join this session and learn how to improve your triggers and keep them off the list of potential scapegoats for your SQL Server performance woes.
This session present key tools, methodology and approach for troubleshooting SQL Server. Performance and availability of the database engine has a direct impact on user experience of applications.
In this session we'll dig into the internal structures of indexes. We will explore the differences between clustered and non-clustered indexes, what's laid out within each page of the indexes.
In this session discuss the query optimizer, the individual phases of optimization, and how understanding these items can impact our queries in a positive way
Understanding how SQL Server performs under various Load scenarios, requires controlled testing of a SQL Server instance whilst capturing key metrics
using tools like Distributed Replay Controller can make this challenging task easier
This session will show you how the query optimizer has been updated to work with the new SQL Server 2014 features and to provide better performance to existing ones. Topics include Hekaton, the new cardinality estimator and incremental statistics.
Attend this session to learn how to take charge of optimization, expertly mold your query plans, and gain a new set of tools for eliminating bottlenecks in even your most complex problem queries.
Your relational Data Warehouse is suffering from performance problems. In this session we will take a look at some of the most common performance problems that tend to occur in a relational data warehouse.
A look at the basics of CLR integration with SQL Server, focusing on the nuts and bolts of CLR objects, followed by some practical examples.
Hekaton is the Greek word for 100 - the goal of In-Memory OLTP in SQL Server 2014 is to
improve query performance up to 100 times. In this session we will look under
the cover of Hekaton and the Multi Version Concurrency Control (MVCC)
In this session, we will share some of the hard lessons learned from the first large deployments in Analysis Services Tabular.
In this session, we show how SSIS and HDInsight can work together, as well as how Hadoop jobs can be executed and how data can be transferred with SSIS between HDInsight, SQL Server, and other sources or destinations.
Still not sure of which is faster? Let us put this matter to rest once and for all. We will measure every single aspect of the execution of a stored procedure vs. its Ad-Hoc query counterpart, and only one will prevail!
This session will take a look at how parallel select into can be scaled to the nth degree in SQL Server such that all available hardware resources are utilised as fully as possible.
Learn how to assess query performance, ensure consistent and reliable query tuning, and avoid ten all-too-common performance killers in SELECT statements running on Microsoft SQL Server.
Microsoft has a famous whitepaper called "The Data Loading Performance Guide".
On this session, we will turn the whitepaper into a presentation and see a few advanced ways to boost your data loading processes.
Come learn how bad habits develop, what kind of problems they can lead to, and how you can avoid them - leading to more efficient code, a more productive work environment, and - in a lot of cases – both.
Dive deep into Columnstore Indexes and discover their advantages and some of the limitations.
Look into some of the Columnstore Indexes myths, understand more complex concepts of Batch Mode & Query Processing with another depth.
Over the years I've tried various ways to look at output from SQL Server for performance tuning reasons. We will look at virtual_file_stats, waitstats, the buffer cache etc. and we will visualize them in various ways
Indexing internals and how it impacts query performance.
In this session, we'll explore SQL Server's plan cache, including techniques for discovering what plans are in cache, how often they've been run, and whether they contain any sub-optimal operators. Knowing what's happened is the first step in tuning.
In this humorous session I’ll be contesting many of the so called "best practices" in SQL Server and demonstrating counter arguments. Come along to see how so called "pillars" of design are starting to break down.
In this session we'll look at the common causes of bad execution plans and examine options for resolving the problem, short term and long term.
Peter O'Connell will talk about how SpotlightEssentials.com uses SQL Azure to collect and mine over 40TB of SQL Server Performance data across thousands of instances to drive unique insights into SQL Server Performance.
Learn how to use performance counters, report execution log data, and trace files to troubleshoot performance problems. Learn how to set up a monitoring solution to capture data and diagnose slow queries.
Information Workers and Data Analysts do “myth busting" on corporate performance and forecasts on regular basis. This session uncovers ways to take advantage of Power BI as Software as a Service (SaaS) for a "myth busting" lab you can try at home!
Sets are king when it comes to SQL Server, but sometimes you need to see data row by row. Window
Functions help you get the best of both worlds. Learn when and where these functions can help you get what you need without compromising performance.
Attend this session and understand how, why, and when SQL Server uses statistics and how this new feature will help improve performance.
A deep dive into batch mode scalability with column store index and SQL 2014.
This 500 level session will focus on using undocumented statements and trace flags to get insight into how the query optimizer works and show you which operations it performs during query optimization.
We all know that ‘Indexing’ is KING when it comes to achieving high levels of performance in SQL Server. When Indexing also combines 2 of the Enterprise features: Partitioning & Compression
Join me for an hour of playing with different ETL patterns by using Clustered Columnstore Indexes. Using different Hardware might lead you to different conclusions,and the size of the workload is always the paramount of your performance.Loading data first and then creating a Clustered Columnstore or creating Clustered Columnstore and than loading - join me to find the answers!
In this session I will talk about backup, integrity check, and index and statistics maintenance, and how you can use my maintenance solution (http://ola.hallengren.com) in an enterprise environment.