8 lines
293 B
SQL
8 lines
293 B
SQL
-- Allow "clear campaign" actions by permitting NULL sdcampaign_id.
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-- The app models campaign history as append-only rows; a NULL sdcampaign_id
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-- represents "no campaign assigned" for that variant at that point in time.
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ALTER TABLE zbggcampaign
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ALTER COLUMN sdcampaign_id DROP NOT NULL;
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