The Best-in-Class Data Warehouse: Fast, Simple, Impactful

As the pace of business continues to accelerate, organizations are leaning heavily on data warehouses to deliver analytical grist for the mill of daily decisions. This Research Report from Aberdeen Group...
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Big Data & Analytics: Why You Need a Platform

It's time to discuss the growing role of data warehousing within your big data analytics ecosystem. Watch this webinar to learn how to: Build a culture that infuses analytics everywhere Invest in a...
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Deferrable RI – 2

A question came up on Oracle-L recently about possible locking anomalies with deferrable referential integrity constraints. An update by primary key is taking a long time; the update sets several columns,...
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Exadata storage indexes and DML

Last week I’ve gotten a question on how storage indexes (SI) behave when the table for which the SI is holding data is changed. Based on logical reasoning, it can be two things: the SI is invalidated...
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Downloading VirtualBox VM “Oracle Enterprise Manager 12cR4″

Strangely enough those cool VirtualBox VM machine downloads are nowadays a bit scattered on different Oracle places on http://otn.oracle.com and others. So in all that...Read More By: [author-name] This...
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Swimming Progress

While I was at BGOUG I went for swim each morning before the conference. That got me to thinking, perhaps I should start swimming again… It’s been 4 weeks since I got back from the conference...
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A Ringleader Proxy for Sporadically-Used Web Applications

As you might already know, I come up with my fair share of toy web applications. Once created, I typically throw them on my server for a few weeks but, as the resources of good ol’ Gilgamesh are...
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Log Buffer #379, A Carnival of the Vanities for DBAs

During this summer time in Northern hemisphere, and winter time in Southern hemisphere, the bloggers are solving key problems either by sitting besides the bonfire, or enjoying that bbq. This Log Buffer...
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powershell goodies for Active Directory

What are my groups? PS> Get-ADPrincipalGroupMembership lsc |       select -ExpandProperty "name" Domain Users oracle sybase Who is member of that group ? PS>...
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Tuning EM12c, the OMS, Part II

We went over a few of the Java “tuning” options last time, so let’s go onto the OMS tier for this post. Location, Location, Location High latency issues between the OMS(Service) and the...
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