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.
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.
Join this session to make a deep dive into how SQL Server implements physical locking with lightweight synchronization objects like Latches and Spinlocks.
Learn more about use cases and limitations for buffer pool extension. We will also cover the performance gains it can bring to your environment.
This session will help DBAs to understand what changes they need to make in their performance and monitoring practices for virtualized database servers.
Once you've decided to move to Azure with any of your databases, you're going to need to know how they're performing, this session shows you.
Alberto will start with a simple query and he will perform on stage all the necessary steps to optimize it, showing you the tools ant the techniques used to identify the bottleneck and to fix the performance issues
Because there are always at least two sides of the performance coin, in this session aimed at .Net and SQL developers, we'll dive into the workings of the .Net SqlClient and give you insight into way more than just SqlCommand.ExecuteReader()
This session will discuss the recommended approaches and best practices for partitioning and scaling Windows Azure SQL Database, allowing you to fully leverage the managed relational database service and take advantage of massive scale-out scenarios.
In this demo-rich presentation, Brian shows you some of the common and not so common ways to tune SQL Server Integration Services (SSIS).
The query optimizer is at the heart of SQL Server. Much of the its' internal workings are hidden from the user, but can be revealed by using a selection of undocumented trace flags. This session will be a deep dive into the these internals.
More and more senior roles require familiarity with SAN technologies - tricky for us, 'just' the DBA. This '90% practical' session will explore Hue's 2× different SAN in a box'es. Come and gain this much-needed exposure to Enterprise technologies.
What is In-Memory OLTP? How is it architected? Where can I use in-memory technology in my solutions? Learn this and more from the Microsoft team
Learn how flash storage accelerates In-Memory OLTP performance. We will also cover limitations with SQL Server In-Memory OLTP.
In this session, you will learn the internals of SSIS and why having a deep understanding is important to solve performance problems, and how the control flow and data flow engine work.
Join me in this session to get a basic understanding of Bookmark Lookups, and why they can be dangerous in SQL Server.
Ensuring top performance is never easy. To maintain performance you need to make sure you’re monitoring the right things. How do you know if the figures you’re seeing are good or bad? Baseline comparisons can help.
The plan cache is one of SQL Server's fundamental components. Getting to know it can take you a few steps ahead in optimizing your system.
In this session we will demonstrate ways the Plan Cache can help us identify performance problems.
Come to this session to learn how bad habits develop, the problems they lead to, and how you can avoid them.
The purpose of this session is to have some fun with T-SQL and to learn practical tips and tricks that will help you improve and optimize your solutions.
This session will show you how parameter sniffing works and in which cases could be a problem. How to diagnose and troubleshoot parameter sniffing problems and their solutions will be discussed as well.
Ever wonder how someone else does it? There’s no right way or wrong way, but in this session you can peer over Brent’s shoulder (virtually) while he takes a few Stack Overflow queries and tries various techniques to make them faster.
Mark will explain the use cases for Analysis Services, illustrate how it improves performance for large data sets and eases report writing, and will go through a practical example of building a first Analysis Services solution
Do you struggle to reduce those frustrating long hours it takes to load data? Are your time windows for loading becoming too short for comfort? If so – you simply can’t afford to miss this session…
In this session we’ll look at a number of different data scenarios and explore ways of remodelling the data to optimise it for cubes and MDX. Sometimes a small ETL change can have a dramatic impact on the cube's functionality and simplicity.
Great database performance starts with great database design. During the design process it is important to select your SQL Server datatypes wisely. Failure to do so will result in wasted disk space, additional I/O overhead, and decreased performance.
In this session we will discuss how using flash with intelligent caching can allow an economical mix of flash and HDDs to be used to provide huge performance gains
At the heart of SQL Server is the cost based optimizer. This is driven by estimates and they in turn are driven by 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.
Excel is “The” analytical tool in Microsoft suite for advanced analysts. This session introduces Excel 2013 and 2010 business intelligence capabilities.
This session will give you insight into both of the current tracing technologies in SQL Server.
Old SQL Trace has served us well but new times call for new technology. The new Extended Events are a new lightweight tracing mechanism built into SQLOS.
ioN Data Accelerator software transforms industry-leading open server platforms into powerful shared acceleration devices for multiple applications or clusters. Come learn how and why.
Learn how to eliminate the bottlenecks and costs of SAN-based clustering. Leverage the performance of SuperMicro's 2U Twin featuring Fusion ioMemory and achieve higher levels of availability with SIOS
I would like to present easy to follow principles of Kerberos configuration with handy tips and templates to get this right the first time for your particular environment.
This session will demonstrate scripts to gather server inventory data and SQL Server and operating system performance data with PowerShell and provide reports to stay on top of your servers.
This session will discuss what a modern strategy for data warehousing can be in this era, considering how the use of technologies like PowerPivot or Analysis Services Tabular affect the way you should model your data.
SQL Sentry will present their revolutionary new software which provides enhanced visibility and manageability for advanced AlwaysOn topologies.
In this session we'll look over some of the things which you should be looking at within your virtual environment to ensure that you are getting the performance out of it that you should be.
In this session, we will use Grade of the Steel type workloads to quantify the CPU cost of enabling different types of compression. Using CPU profiling, we will try to quantify the cost of this feature.
In this lunchtime session, Attunity will highlight real customer implementations of Attunity Replicate and the Microsoft BI technology stack that enabled them to achieve competitive advantage.
An introduction to scaling out packages using parallelism with the "Work pile" pattern, balanced data distributor and "Roll your own" techniques.
SQL Server 2012 brings a wide range of changes, including a key change in how SQL Server memory is managed. Earlier releases of SQL Server have two memory managers, which have now been merged into one, discover all these important changes
This session will include a variety of such activities including Gathering Performance Counters in several servers at the same time using posh jobs, identifying Blocked Sessions and Reading & filtering SQL Error Log even if the Instance is offline
In this session we will advice how to avoid common developer mistakes and show how bad designed queries reduce the SQL Server optimizer's capabilities for choosing an optimal execution plan.
Do you have enough from "normal" performance tuning sessions? You can't hear anything about Indexing and Execution Plans anymore? Then you are right in this session!
This session will cover a collection of minor bad habits that can occasionally lead to major problems, and a set of best practices that you should always have in mind.
This session provides an architectural blueprint to deploying disaster recovery solutions combining on-premise and Windows Azure cloud technologies. The session looks at a design pattern to solve a long standing and often expensive issue of DR.
Karen discusses five (plus a few more) database design blunders with tips on how to avoid them. Audience members will also be able to contribute their war stories of design fails, WTHs and D'ohs.
In this session, we are going to explain and test different DW features in SQL Server 2012, including star join optimization through bitmap filters, table partitioning, window functions, columnstore indices and more.
An in-depth dive into physical table structures
The Microsoft BI stack has a number of tools for data visualization - Excel, Power View, native Reporting Services, and Performance Point. Come see each visualization applied to the new tabular model in Analysis Services.
Ever deployed an Analysis Services cube that worked perfectly well with one user on the development server, only to find that it doesn’t meet the required volumes of user concurrency?
This session looks at some of the different methods available to load slowly changing dimension data into a data warehouse, and compares the relative performance given different data scenarios and traditional storage compared with FusionIO
Learn how to monitor Analysis Services with SQL Sentry Performance Advisor. Get tips on best practices, monitoring counters and options plus improve your understanding of how Analysis Services uses memory and where it differs from SQL Server.
This session will do a brief overview of Analysis Services 2012 performance topics, and drill into some common methods for investigating performance issues. The talk will be adjusted based on the audience interests.
Join X-IO to learn how customers like Redknee and Temenos are combining SQL Server 2012 with X-IO intelligent storage to generate higher performance at significantly less cost. Learn why storage is on the verge of a revolution.
In this session we will deep an in-depth look at some of the most common query plan operators. We'll look at what they do, how they do it and the circumstances in which they are chosen. We'll also take a look into the ups and downs of each
Are your big queries using every available clock tick, or are they lagging behind? And if your queries are already going parallel, can they be rewritten for even greater speed? In this session you will learn how to take full advantage of parallelism.
Large, complex queries need memory in which to work--workspace memory--and understanding the how's, when's, and why's of this memory can help you create queries that run in seconds rather than minutes.
In this deep(!) dive session. I will walk you through the internal storage format of MDF files. I'll cover how SQL Server stores its own internal metadata, how it knows where to find your data, and how to read it once found.
The Column Store Index is an
exciting new technology in SQL Server 2012. Using column stores, you can
unlock new levels of performance for data warehouses – often gaining an order
of magnitude speedup on queries.
This talk will describe how the new ColumnStore index technology in SQL Server 2012 makes queries go faster. Covering details of the storage and execution model, how this model interacts with modern CPUs to deliver significant performance benefits.
In this first of two sessions, we review the architecture of SQL Server and its BI components and deployment options for optimal performance. We'll also discuss how to optimize data warehouse load operations.
The addition of spatial data to SQL Server 2008 is one of the most important in terms of integration in line-of-business applications. This talk will discuss the new features and performance enhancements in SQL Server 2012.
This session will present you with a fascinating behind-the-scenes deep-dive view of the new column store index feature. How do column store indexes work? How are they built? And how can they yield such enormous performance boosts to some workloads?
The fill-factor index option has a huge impact on the performance of your DB. By using a different approach for specific use cases this session will give you the tools to find the most optimal fill-factor for your tables.
System Center Advisor assesses your servers’ configuration and helps you proactively avoid downtime, performance degradation, and data loss. It only takes 5 minutes to setup and is accessible wherever you have a web browser.
Snapshots without snapshots...is that possible? Take a "Classic" snapshot fact table, add some temporal data theory and you'll get a new fact table than can store snapshot data without doing snapshots. A life saver when you have a lot of data.
This session reviews the purpose of NUMA, how it changes the internal behaviours of Windows and SQL Server 2012 and NUMA related performance monitoring.
Based on healthcheck reviews of hundreds of SQL Servers across dozens of customers, I'll talk you through the 10 most commonly made mistakes by action or inaction and what you can do to make sure your SQL Servers get a clean bill of health.
For the most DBAs and DEVs the TempDb is a crystal ball. But the TempDb is the most critical component in a SQL Server installation and is used by your applications and also internally by SQL Server.
SQL Server optimizer doesn't use and index seek for execution of your query although the query is high selective? What is better, when and why: LIKE vs: SUBSTRING, IN vs. EXISTS, SUBQUERY vs. JOIN. Why you should not use the UPPER or LOWER functions?
Do you have data warehouse queries that run too long? In this session we’ll address how columnstore indexes speed up queries, best practices for creating and using columnstore indexes, and how to diagnose and treat potential issues.
In this session, we'll examine the query plan cache to see what plans are saved, what plans are reused, when plans are recreated, methods for observing the contents of the plan cache, and finally,
methods for manipulating plan reuse and recreation.
It's Friday, 05:00pm. You are just receiving an email that informs you that your SQL Server has enormous performance problems! What can you do? How can you identify the problem and resolve it fast?
Organizations risk being overwhelmed by data. How can you effectively provide a “single version of the truth”, while unlocking the key trends and insights that will allow your business to succeed? Come to this session to find out how.
In this session, I will take simple SQL statements, the stuff you write every day, and bump up the scale until things start breaking
It's important to keep a baseline of performance metrics that allow us to know when something is wrong and help us to track it down and fix the problem. This session will show you how to use PowerShell to gather your baseline and how to report it.
Do you have complex dimensions in your data warehouse? Parent-child, late arriving, type 3 or type 6? In this session, we'll cover some SSIS patterns for handling each of these, along with tips for making them perform well.
How do you do database maintenance in an enterprise environment? In this session I will go through how you can do backup, integrity check, index and statistics maintenance using Ola Hallengren's Maintenance Solution.
Based on my experience in creating OrcaMDF, an open source MDF file parser, I'll go through the primary storage structures, how to parse pages, headers, internal base tables, b-tree structures as well as the supporting IAM, GAM, SGAM and PFS pages.
Service Broker was introduced in SQL Server 2005 to provide asyncronous messaging in your database applications. In this session we'll walk you through the basics of Service Broker and show how you can use it to build highly scalable applications.
In this session we will look at some common practices I have seen in the field that cause performance problems. We will diagnose the cause of the problem and the resolution to the problem.
In this session Aaron Bertrand and Steve Wright of SQL Sentry, will illustrate how SQL Sentry provides unparalleled insight, awareness and control over the true source of performance issues in SQL Server.
So your customer's dot.net application is ready to ship and it is dog slow. This session focuses on the tools and methology that SQL consultants use to test and improve performance with dot.net applications.
When loading a Fast Track Data Warehouse it is important to ensure that your data is optimally laid out for Sequential I/O. Fragmentation is therefore the enemy. Know your enemy. Learn what it is, how it occurs and prevent it from happening to you!
Virtualisation changes the way you need to monitor the performance of a virtualised instance of SQL Server. In this session I will demonstrate a balanced and well-rounded approach to performance monitoring in the virtual world along with best practices to avoid poor virtualised performance.
In this session we will take a deep dive into gaining an understanding of things that can affect transaction log performance and look into methods of prevention and troubleshooting of everyday gremlins.
This session will explore a handful of T-SQL practices - why they happen, why they're bad, and how we can work around them.
In this section we will show how to avoid performance problems caused by poor query design (functions in WHERE clause, data type conversions…) and explain how local variables and parameters affect the generation of execution plan.
This session was first given @ SQLBits 8, with the upcoming Denali release we can not only revisit this topic once more, but add to it further showing techniques and enhancements to the "Waits" analysis now possible with the latest SQL release
In this session, I will talk about the lessons we have learned and the methodology we follow when diagnosing and resolving issues with real customer workloads running on 64 and 128 logical cores
PowerPivot can be a great troubleshooting / performance tuning tool for a dba besides just loading all the data in a database and start querying. I'll show the pro's and cons of PowerPivot while trying work with waitstats, profiler data etc.