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DBA Delta Force
SQL Server 2012 features for the DBA
MAKING BUSINESS INTELLIGENT
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Agenda
About me
Discontinued and Deprecated features in SQL Server 2012
New features to be aware of
ColumnStore Indexes
Thanks
MAKING BUSINESS INTELLIGENT
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Gareth Swanepoel
From South Africa, originally
Been in IT for 20+ years
Was first a sysadmin, then a DBA
DBA Consultant with Pragmatic Works
Currently authoring 3 chapters in the
upcoming SQL Server 2012 Pro Admin book
eMail : [email protected]
Twitter : @GarethSwan
Website : www.MyGareth.com
MAKING BUSINESS INTELLIGENT
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Discontinued &
Deprecated features
MAKING BUSINESS INTELLIGENT
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Discontinued features
Features not available in SQL Server 2012
BACKUP DATABASE WITH [MEDIA]PASSWORD
Compatibility version 80 (SQL 2000)
VIA connection protocol
SQL Mail, Net Send & pager notifications
All 32-bit support (AWE, etc.)
SQL Server Distributed Management Objects (SQL-DMO)
Reference: http://technet.microsoft.com/enus/library/ms144262(v=SQL.110).aspx
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Deprecated features
Features not available in the next and future versions of SQL Server
Compatibility version 90 (SQL 2005)
Remote servers
Ability to return result sets from triggers
BACKUP {DATABASE | LOG} TO TAPE
SQL Server Profiler
Reference: http://technet.microsoft.com/enus/library/ms143729(v=sql.110).aspx
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New & improved features
Features that DBA's care about that will kick butt in SQL Server 2012
Extended Events – New Session Wizard & Session UI
Contained database authentication
Custom (user-defined) database roles
Auditing enhancements
AlwaysOn
FileTable and Full-text Semantic Search
T-SQL enhancements
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ColumnStore Indexes
The Fangorn Forest: Home of the Ents
ColumnStore Indexes – the basics
Row Store (Heap / B-Tree)
data
page
1000
ProductID
OrderDate
Cost
310
20010701
2171.29
311
20010701
1912.15
312
20010702
2171.29
313
20010702
413.14
MAKING BUSINESS INTELLIGENT
Column Store (values compressed)
data
page
2000
310
311
312
313
Cost
OrderDate
ProductID
data
page
2010
20010701
20010701
20010702
20010702
data
page
2040
2171.29
1912.15
2171.29
413.14
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ColumnStore Indexes
The Fangorn Forest: Home of the Ents
Key Characteristics of CSI's
Columnar data format
Faster query results
Query processing
Table cannot be updated
MAKING BUSINESS INTELLIGENT
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ColumnStore Indexes
The Fangorn Forest: Home of the Ents
DEMO
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ColumnStore Indexes
The Fangorn Forest: Home of the Ents
Best Practices
Choosing Columns
DO … put CSI's on large tables only
DO … structure queries as star-joins
DON'T … use OUTER JOIN
DON'T … use UNION ALL
DON'T … use string filters, etc
DON'T … use NOT IN (<subquery>)
MAKING BUSINESS INTELLIGENT
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eMail : [email protected]
Twitter : @GarethSwan
Website : www.MyGareth.com
Sales : [email protected]
Products
BI products to convert to a Microsoft BI
platform and simplify development on
the platform.
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Services
Speed development through training
and rapid development services from
Pragmatic Works.
Foundation
Helping those who do not have the
means to get into information
technology and to achieve their
dreams.
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