The technology and components behind QlikView
Now that we have seen how QlikView works from the point of view of a business user, it is time to get a little more technical. Let's take an in-depth look at the various components that QlikView consists of.
One of the key elements of QlikView is that it utilizes an in-memory database. Compared with a disk-based database, this offers a great advantage when it comes to performance. While disk-access time is measured in milliseconds, RAM access time is measured in nanoseconds, making it many orders of magnitude faster.
But hold on... you may say, "my hard-disk has much more space than I have RAM in my PC; won't that mean that I can only load limited amounts of data into memory?"
This is a very valid question. ...
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