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MySQL and “Commercial Extensions:” Core, Complements, and Semantics

“MySQL has placed itself in the middle of a rising furor over
its allegedly diminished commitment to open source. To be fair, it
has only itself to blame. It all started with a disgruntled
ex-MySQL employee, Jeremy Cole. Cole declared that MySQL’s sky was
falling because it was to be releasing certain parts of the next
version of its database as closed-source software. Marten Mickos
responded that he had misunderstood (when, in fact, he had
understood very well), it went to Slashdot (where it was of course
misconstrued even further), and we’re left with a somewhat tepid
defense by Marten in the comments section of Slashdot to the
self-addressed question, ‘Why is MySQL now producing some
proprietary software…?'”

Complete
Story