Click here to monitor SSC
SQLServerCentral is supported by Redgate
 
Log in  ::  Register  ::  Not logged in
 
 
 

Content with tag Performance Rss

<< Newer    Items 41 to 60 of 75    Older >>
 

Finding and Eliminating Duplicate or Overlapping Indexes

Duplicate & Overlapping Indexes can be a drag on write speed and disk resources. How do we find and eliminate them quickly and effectively?  Read more...
By Edward Pollack 2016/07/08 (first published: 2014/06/16) | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 11,510 reads

Getting the Most out of Statistics

Statistics keep track of our data and will tell SQL Server how to make the best optimization decisions. Knowing how they work can make understanding query and performance problems much easier!  Read more...
By Edward Pollack 2014/06/09 | Source: SQLServerCentral.com | Category: statistics (data)
Rating: |  Discuss |   Briefcase | 5,238 reads

Cardinality Regression

By Steve Jones 2014/06/02 | Category: sql server 2014
Rating: (not yet rated) |  Discuss |   Briefcase | 1,370 reads

Cursor-Killing: Retrieving Recently Modified Data

Cursors are considered by many to be the bane of good T-SQL. What are the best ways to avoid iterative T-SQL and to write queries that look and perform beautifully? In the next part of an ongoing series, we look at ways to efficiently retrieve recently modified data.  Read more...
By Edward Pollack 2014/06/02 | Source: SQLServerCentral.com | Category: cursors
Rating: |  Discuss |   Briefcase | 6,368 reads

Upgrading cardinality

By Steve Jones 2014/05/15 | Category: sql server 2014
Rating: (not yet rated) |  Discuss |   Briefcase | 1,428 reads

Hash Match

By Steve Jones 2014/05/01 | Category: performance
Rating: (not yet rated) |  Discuss |   Briefcase | 1,614 reads

Divide and Conquer - Performance Tuning

Sometimes we need to break down a complex problem into a multiple stage solution to achieve optimal performance  Read more...
By Claire Mora 2014/04/08 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 7,839 reads

Reaping the benefits of the Window functions in T-SQL

Exploring the potential benefits of the T-SQL Window functions (OVER, LAG, and LEAD) in this piece. You can learn how to achieve up to 50% performance boost by replacing a single function call.   Read more...
By Eirikur Eiriksson 2016/04/22 (first published: 2014/03/24) | Source: SQLServerCentral.com | Category: sql server 2012
Rating: |  Discuss |   Briefcase | 13,258 reads

Join Operations – Hash Match

The way in which SQL Server chooses to join your tables in a query can dramatically affect performance. In this article, Jason Brimhall explains how a hash match works and shows some performance numbers.  Read more...
By Jason Brimhall 2016/05/13 (first published: 2014/03/04) | Source: SQLServerCentral.com | Category: execution plans
Rating: |  Discuss |   Briefcase | 13,130 reads

Understanding Graphical Execution Plans - Part 1: Explaining the Plan

Understanding execution plans is a good basic skill for all DBA's and SQL developers. Darren White gives us an overview of what execution plans are in SQL Server and how they are used.  Read more...
By Darren White 2015/02/13 (first published: 2014/02/18) | Source: SQLServerCentral.com | Category: execution plans
Rating: |  Discuss |   Briefcase | 26,459 reads

Performance Tuning Through Panic

We've all been there, trying to improve performance in a panic situation and not making things better.  Read more...
By Steve Jones 2014/02/10 | Source: SQLServerCentral.com | Category: editorial
Rating: |  Discuss |   Briefcase | 346 reads

The Performance of the T-SQL Window Functions

Window Functions in SQL greatly simplify a whole range of financial and statistical aggregations on sets of data. Because there is less SQL on the page, it is easy to assume that the performance is better too: but is it? Dwain gets out the test harness to investigate.  Read more...
By Additional Articles 2014/02/06 | Source: SimpleTalk | Category: t-sql
Rating:  Rate this |   Briefcase | 4,871 reads

SQL Server Health and History Tool

By Amit Raut 2014/01/29 | Category: performance
Rating: (not yet rated) |  Discuss |   Briefcase | 1,620 reads

TEMPDB Configuration per vCPU

A simple script for automation of additional secondary data files of tempdb.  Read more...
By Paulo Nascimento 2014/01/14 | Source: SQLServerCentral.com | Category: administration
Rating: |  Discuss |   Briefcase | 2,159 reads

The Art of Performance

Tuning a SQL Server instance and improving the way it performs is a complex task that many people struggle to complete. In this piece, Steve Jones talks about the idea that it is a science as much as an art.  Read more...
By Steve Jones 2014/01/13 | Source: SQLServerCentral.com | Category: editorial
Rating: |  Discuss |   Briefcase | 319 reads

Free eBook: 45 Database Performance Tips for Developers

As a developer, if you need to go into the database and write queries, design tables, or determine the configuration of your SQL Server Systems, these tips should help make sure you're not unnecessarily sacrificing database performance. This eBook has 45 easy tips to improve the performance of your indexes and T-SQL queries, and hunt down problems within ORM tools and database design.   Read more...
By Press Release 2014/01/02 (first published: 2013/11/04) | Source: Redgate | Category: tips
Rating:  Rate this |   Briefcase | 16,524 reads

Reporting Services Performance and Optimization

This technical note provides guidance for Reporting Services. The focus of this technical note is to optimize your Reporting Services architecture for better performance and higher report execution throughput and user loads.  Read more...
By Additional Articles 2013/12/24 | Source: SQLCAT | Category: reporting services (ssrs)
Rating: (not yet rated)  Rate this |   Briefcase | 4,153 reads

Index Help Utility

By Steve Jones 2013/12/11 | Category: indexing
Rating: (not yet rated) |  Discuss |   Briefcase | 1,805 reads

A few reflections on RBAR by a weary application developer

Follow the guidance of your DBA, but remember, he or she is from another land.  Read more...
By George Copeland 2013/12/09 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 6,843 reads

Free eBook: 45 Database Performance Tips for Developers

As a developer, if you need to go into the database and write queries, design tables, or determine the configuration of your SQL Server Systems, these tips should help make sure you're not unnecessarily sacrificing database performance. This eBook has 45 easy tips to improve the performance of your indexes and T-SQL queries, and hunt down problems within ORM tools and database design.   Read more...
By Press Release 2014/01/02 (first published: 2013/11/04) | Source: Redgate | Category: tips
Rating:  Rate this |   Briefcase | 16,524 reads
<< Newer    Items 41 to 60 of 75    Older >>
 
Tags
t-sql (10)    
blogs (8)    
execution plans (6)    
indexing (6)    
administration (5)    
editorial (5)    
tuning (5)    
sql server 2014 (3)    
cardinality estimates (2)    
comparison (2)    
hash match (2)    
merge (2)    
optimization (2)    
query optimizer (2)    
sql trace (2)    
statistics (data) (2)    
window functions (2)    
actual execution plan (1)    
actual plan (1)    
agent jobs (1)    
backup (1)    
best practices (1)    
binary flags (1)    
binding (1)    
bit operations (1)    
bottle necks (1)    
conditional split (1)    
consolidation (1)    
counter (1)    
cpu usage data (1)    
cursors (1)    
cxpacket (1)    
data mining (1)    
database design (1)    
database development (1)    
database performance (1)    
database weekly (1)    
dateadd (1)    
debug (1)    
deleted (1)    
dm_os_performance_counters (1)    
duplicates (1)    
effective dates (1)    
estimated plan (1)    
foreign keys (fk) (1)    
friday poll (1)    
hardware (1)    
i/o performance (1)    
identity property (1)    
in-line memory (1)    
inserted (1)    
instant file initialization (ifi) (1)    
integration services (ssis) (1)    
jdbc (1)    
lag (1)    
lead (1)    
load balancing (1)    
lookup table (1)    
machine learning (1)    
microsoft sql server (1)    
migration (1)    
orm (1)    
over clause (1)    
page life expectancy (1)    
page splits (1)    
parallelism (1)    
query (1)    
query optimization (1)    
r language (1)    
rcte (1)    
referential integrity (1)    
reporting services (ssrs) (1)    
schedule (1)    
scope_identity (1)    
set-based loop (1)    
software development (1)    
sparse columns (1)    
sql server 2005 (1)    
sql server 2012 (1)    
sql server 2016 (1)    
sql server dmvs (1)    
sqlagent (1)    
sqlh2 (1)    
sqlio (1)    
sqlpass (1)    
sqlprep (1)    
string_split (1)    
tally table (1)    
tips (1)    
tools (1)    
trace flag (1)    
update (1)    
upgrade (1)