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Workgroup Edition: Max Servers -- 4; Max CPUs -- 4
Enterprise Edition: Max Servers – Unlimited; Max CPUs – Unlimited
Upfront Software License Fees:
For MySQL: NONE
For Oracle, Microsoft, Sybase, DB2: Yes (List Prices)
Annual Subscription, Support & Maintenances Fees:
For MySQL: Annual Subscription Fee
For Oracle, Microsoft, Sybase, DB2: Annual Support & Maintenance Fee -- assume is 20% of the Upfront Software Fee
CAUTION: Plan for future growth of your System Configuration. What are the financial consequences when proprietary vendors use their License Restrictions to force you to buy their Enterprise Editions when your configuration grows beyond 4 Servers?
HINT: Secrets to gaining the power position in your financial negotiations with proprietary vendors:
Wear your favorite MySQL t-shirt to the negotiations
Show them your deployed in-production MySQL applications