17 February 2006
17 February 2006

Intelligent Database Design Using Hash Keys

Your application may require an index based on a lengthy string, or even worse, a concatenation of two strings, or of a string and one or two integers. In a small table, you might not notice the impact. But suppose the table of interest contains 50 million rows? Then you will notice the impact both in terms of storage requirements and search performance.… Read more
18 January 2006
18 January 2006

A case for canned SQL

Like a Phoenix, the dynamic SQL versus canned procedures and user functions argument has resurfaced on the SQL newsgroups. Many of the proponents of the dynamic argument are web or Access developers, or developers of some other front end. Arthur takes another look at the argument.… Read more
29 June 2005
29 June 2005

SQL backup encryption

What to do now that you’ve become an object of management’s attentions Judging by mainstream news coverage over the past few weeks, the issue of data theft, particularly loss of backup tapes, has reached the tipping point. It might mean that your relatively anonymous existence within your company could come to a screeching halt.Here are … Read more