This is where a tool like Data Migration Assistant (DMA) can be very valuable.
DMA is a complete rewrite and makeover of the SQL Upgrade Advisor tool.
Sales Order Detail IX_Sales Order Detail — Update one column on a table specifying sample size UPDATE STATISTICS Production.
Product(Products) WITH SAMPLE 50 PERCENT [/cc] Using update statistics can give you the granularity of control to only update the out of date statistics, thus having less impact on your production system.
Good news – I’ll teach you how in 3 days of labs, learning, and fun.
We’ll take you from no data science knowledge to understanding the fundamentals and being able to put them into production using SQL Server.
In most scenarios, customers choose to add new hardware as opposed to upgrading their SQL Server since the general perception is that cost of upgrade is high.
Let me back the above theory and claim with some data as we recently put this approach to practice with one of our customer running Tier 1 mission critical workload on SQL Server 2008 R2.
This command gives much better granularity of control: [cc lang=”sql”] — Update all statistics on a table UPDATE STATISTICS Sales.
Sales Order Detail — Update a specific index on a table UPDATE STATISTICS Sales.
Taught by MVP Stephanie Locke with a decade of BI and data science experience. For SQL Server Integration Services (SSIS) professionals responsible for developing, deploying, and managing data integration at enterprise-scale. Ever wanted to automate your busy work away, but you weren’t sure where to start?
Taught by Andy Leonard, published author, Data Philosopher, and Biml Hero from Farmville, Virginia. Drew Furgiuele’s done automation for over a decade, and he’ll teach you Power Shell in two days of hands-on labs.
[cc lang=”sql”] EXEC sp_updatestats [/cc] The other way, is to use the UPDATE STATISTICS command.