Event binding in jQuery 1.7+
This article introduces jQuery.on and jQuery.off as the preferred methods for binding events in jQuery 1.7+. read more
View ArticleIntrepreting DBQL DelayTime in Teradata 13.10
Starting in Teradata 13.10, there is a single delay queue for all throttles. This means that queries delayed by system throttles will reside in the same queue as queries delayed by workload throttles....
View ArticleUtility Session Management - It's Inside the Database in Teradata 13.10!...
How do you pick the number of sessions to assign to your utility jobs? Chances are you guess. In Teradata 13.10 the task of deciding the number of sessions has been moved inside the database, meaning...
View ArticleNew opportunities for statistics collection in Teradata 14.0
Teradata 14.0 offers some very helpful enhancements to the statistics collection process. This posting discusses a few of the key ones, with an explanation of how these enhancements can be used to...
View ArticleCommon UDF cross Teradata and Hadoop -- One Software for Two Platforms
It is big data era. but we do not have enough big application. This tool -- 'Common UDF' -- provides a code builder for both Teradata table UDF and Hadoop Pipes UDF based on the same core code. By...
View ArticleTINSTAAFL: Tapping into Volunteered Location Data
Ever wish they would fill-up the pothole quicker? Municipalities are creating apps to allow the crowd to give them up-to-date notification of problems in the street. This is in addition to the...
View ArticleTD 14.0 - The Other Partitioning Enhancements
In my blog entries "Teradata Columnar" and "9.2 Quintillion? What's that all about?", I discussed column partitioning and the increased partition limit that are introduced in TD 14.0. But there are...
View ArticleZen Coding
First off, I am not one with anything, and I don’t think anyone would appreciate a peek inside my mind. That being said and irrelevant I wanted to do a quick post on Zen coding. Zen coding is not new....
View ArticleHow to simplify your statistics collection with a queue table
When you start designing a statistics collection process topics include: stats on some tables are more important than others. some stats on a single table are more important than others. Both problems...
View ArticleAre AMP Worker Tasks used by FastExport in Response Mode?
I gave a presentation on AMP worker tasks at the Teradata User Group conference last week in Washington DC. A question came from someone in the audience concerning FastExport jobs in response mode,...
View ArticleExtended Object Names in the .NET Data Provider
In Teradata Database Release 14.10 object names have been lengthened from 30 bytes of a Latin or KANJISJIS character set to 128 Unicode characters. This capability supports a richer set of characters...
View ArticleLarge and Cheap: 3D Printing
I’ve written a few blogs on the future of 3D printing and its impact on manufacturing and data analytics in the future, or as Chris Anderson stated, “The long tail of things.” But, up to now, 3D...
View ArticleThe Whole World is Watching
One of the more infamous data usage stories over the last week concerned the removal of the iPhone app, “Girls Around Me.” This app aggregated Foursquare and Facebook data via their respective APIs to...
View ArticleDatabase Tasks that Run on the Parsing Engine
Most of us are aware of AMP worker tasks, and some of us are even obsessive about not running out of this finite resource. But that’s on the AMP. What about the tasks supporting user work on the...
View ArticleElevating Parsing Priority
For sites using Teradata Active System Management (TASM), workload classification determines which workload will manage the AMP activity when a query executes. Workload classification takes place...
View ArticleSpeed up Large Object (LOB) retrieval with CommandBehavior.SequentialAccess
Teradata Database supports Inline and Deferred Large Object Retrieval modes. The LOB retrieval modes control the content of rows and accessibility of LOB columns. read more
View ArticleThe Future of Big Data: the Answer is Not “42”
“42” is the Answer to the Ultimate Question of Life, the Universe, and Everything. But for Big Data, the answer is simply “everything.” read more
View ArticleBig Data Example: Health
Continuing on the “42” theme, Chris Anderson drills done on the impact of big data on health and agriculture. read more
View ArticleUsing the ResUsageSAWT table to Monitor AMP Worker Tasks
As you approach full use of your AMP worker tasks, monitoring in-use counts becomes a more important exercise. The ResUsageSAWT (SAWT) table provides a wealth of information about AWT usage when you...
View ArticleStatistics Collection Recommendations – Teradata 14.0
Statistical information is vital for the optimizer when it builds query plans. But collecting statistics can involve time and resources. By understanding and combining several different statistics...
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