"In my previous column, I touched on the issue of what
constitutes an open-source vendor. Ask Andy Astor that question,
and his answer is a shrug. 'Honestly,' he says, 'who cares?' To
Astor, there are really two broad categories of companies with
respect to their relationship to open-source code. Some are users.
Others are joiners.
"Mind you, Astor's views on this subject are notoriously
controversial. His company, EnterpriseDB, sits at the crossfire of
the debate I touched upon last week. EnterpriseDB markets a product
built on top of the PostgreSQL database, and it does good
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