6 lines
238 B
SQL
6 lines
238 B
SQL
DO $$ BEGIN
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ALTER TABLE "card_activity" ADD CONSTRAINT "card_activity_fromListId_list_id_fk" FOREIGN KEY ("fromListId") REFERENCES "list"("id") ON DELETE no action ON UPDATE no action;
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EXCEPTION
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WHEN duplicate_object THEN null;
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END $$;
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