Much of it is multi-structured (often in text format) and does not necessarily flow into neat rows and columns, such as one would find in a traditional database.
The researchers then ran each ingredient through a medical journal database to find studies linking how much of the ingredient people consumed to their risk for some type of cancer.
FORBES: Why You Should Take Studies Linking Certain Foods to Cancer with a Grain of Salt
From their database, the authors find that a one percentage point difference in taxes results in a 0.225% reduction in the share price at takeover, and calculating backwards this indicates that the effective tax rate is 31% of the statutory one.
So Ball decided to find some, combing newspaper reports to build a second database of personnel changes inside the armed forces: hirings, firings, promotions, transfers.
FORBES: Patrick Ball on the Perils of Misusing Human Rights Data
Youku has developed a sophisticated monitoring system: dozens of editors watch new material and classify it, building a video database that can be used to find good content, but also to block undesirable clips.
If you don't find yours in the database, it's worth taking a look at Web sites like SundaySaver.com (part of online community DealCatcher.com), which lists store sales and coupons.
That sounds a lot like my alma mater could use the database to find out how much alumni make (and how much they could afford to fork over).
FORBES: Sadly, It's Not Actually This Easy To Find Out How Much Money Someone Makes
Dr McNamara, for example, plans to analyse a database called the Ethnographic Atlas to see if he can find any correlations between the amount of cultural co-operation found in a society and the intensity of its religious rituals.
The only grant I can find for a study on air pollution and autism in the Autism Speaks grant database (going back to 2006) is the one to Volk, who wrote by email that the Autism Speaks grant did not fund the current work.
Only identical twins share genetic profiles on all 20 alleles, so if you get a perfect match between the DNA you find at the scene and the DNA database profile, you have very strong evidence that the person in the database committed the crime.
FORBES: Criminal DNA databases get a constitutional stamp of approval
LinkedIn Recruiter, for example, is a recruiting application that lets corporate recruiting teams mine the entire LinkedIn professional database to find and attract people.
You can get the information yourself online, from the SEC's Edgar database, if you don't mind slogging through a haystack of electronic paperwork to find the needle.
They looked at the Pfam database, a repository of the amino-acid sequences of 260, 000 protein domains, to find out how easily, using the 30% figure as a guide, these could be clustered into groups that were single units from an analytical standpoint.
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