10 lines
575 B
SQL
10 lines
575 B
SQL
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-- Per-group profit control for scheduling admission.
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-- Admission rule at request time: an account qualifies iff its cost multiplier
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-- U (accounts.rate_multiplier) satisfies U <= D * (1 - margin - buffer), where
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-- D is the requester's effective downstream multiplier at the request's
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-- pricing instant.
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ALTER TABLE groups
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ADD COLUMN IF NOT EXISTS profit_control_enabled BOOLEAN NOT NULL DEFAULT FALSE,
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ADD COLUMN IF NOT EXISTS profit_min_margin DECIMAL(10,4) NOT NULL DEFAULT 0,
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ADD COLUMN IF NOT EXISTS profit_safety_buffer DECIMAL(10,4) NOT NULL DEFAULT 0;
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