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Make all migration SQL files idempotent for clean prod deploys
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Added IF NOT EXISTS, IF EXISTS, and DO $$ EXCEPTION guards to all
migration files from 20260205 onwards so they survive partial application
and work correctly on both fresh databases and existing deployments.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Matt
2026-02-16 13:09:41 +01:00
parent 763b2ef0f5
commit effc078918
9 changed files with 768 additions and 446 deletions
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58
prisma/migrations/20260208000000_add_missing_fks_indexes/migration.sql
View File

@@ -6,36 +6,46 @@
-- Missing Foreign Keys
-- =====================================================
-- RoundTemplate → Program
ALTER TABLE "RoundTemplate" ADD CONSTRAINT "RoundTemplate_programId_fkey"
FOREIGN KEY ("programId") REFERENCES "Program"("id") ON DELETE CASCADE ON UPDATE CASCADE;
-- RoundTemplate -> Program
DO $$ BEGIN
ALTER TABLE "RoundTemplate" ADD CONSTRAINT "RoundTemplate_programId_fkey"
FOREIGN KEY ("programId") REFERENCES "Program"("id") ON DELETE CASCADE ON UPDATE CASCADE;
EXCEPTION WHEN duplicate_object THEN NULL; END $$;
-- RoundTemplate → User (creator)
ALTER TABLE "RoundTemplate" ADD CONSTRAINT "RoundTemplate_createdBy_fkey"
FOREIGN KEY ("createdBy") REFERENCES "User"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
-- RoundTemplate -> User (creator)
DO $$ BEGIN
ALTER TABLE "RoundTemplate" ADD CONSTRAINT "RoundTemplate_createdBy_fkey"
FOREIGN KEY ("createdBy") REFERENCES "User"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
EXCEPTION WHEN duplicate_object THEN NULL; END $$;
-- Message → Round
ALTER TABLE "Message" ADD CONSTRAINT "Message_roundId_fkey"
FOREIGN KEY ("roundId") REFERENCES "Round"("id") ON DELETE SET NULL ON UPDATE CASCADE;
-- Message -> Round
DO $$ BEGIN
ALTER TABLE "Message" ADD CONSTRAINT "Message_roundId_fkey"
FOREIGN KEY ("roundId") REFERENCES "Round"("id") ON DELETE SET NULL ON UPDATE CASCADE;
EXCEPTION WHEN duplicate_object THEN NULL; END $$;
-- EvaluationDiscussion → Round
ALTER TABLE "EvaluationDiscussion" ADD CONSTRAINT "EvaluationDiscussion_roundId_fkey"
FOREIGN KEY ("roundId") REFERENCES "Round"("id") ON DELETE CASCADE ON UPDATE CASCADE;
-- EvaluationDiscussion -> Round
DO $$ BEGIN
ALTER TABLE "EvaluationDiscussion" ADD CONSTRAINT "EvaluationDiscussion_roundId_fkey"
FOREIGN KEY ("roundId") REFERENCES "Round"("id") ON DELETE CASCADE ON UPDATE CASCADE;
EXCEPTION WHEN duplicate_object THEN NULL; END $$;
-- ProjectFile → ProjectFile (self-relation for file versioning)
ALTER TABLE "ProjectFile" ADD CONSTRAINT "ProjectFile_replacedById_fkey"
FOREIGN KEY ("replacedById") REFERENCES "ProjectFile"("id") ON DELETE SET NULL ON UPDATE CASCADE;
-- ProjectFile -> ProjectFile (self-relation for file versioning)
DO $$ BEGIN
ALTER TABLE "ProjectFile" ADD CONSTRAINT "ProjectFile_replacedById_fkey"
FOREIGN KEY ("replacedById") REFERENCES "ProjectFile"("id") ON DELETE SET NULL ON UPDATE CASCADE;
EXCEPTION WHEN duplicate_object THEN NULL; END $$;
-- =====================================================
-- Missing Indexes
-- =====================================================
CREATE INDEX "RoundTemplate_roundType_idx" ON "RoundTemplate"("roundType");
CREATE INDEX "MentorNote_authorId_idx" ON "MentorNote"("authorId");
CREATE INDEX "MentorMilestoneCompletion_completedById_idx" ON "MentorMilestoneCompletion"("completedById");
CREATE INDEX "Webhook_createdById_idx" ON "Webhook"("createdById");
CREATE INDEX "WebhookDelivery_event_idx" ON "WebhookDelivery"("event");
CREATE INDEX "Message_roundId_idx" ON "Message"("roundId");
CREATE INDEX "EvaluationDiscussion_closedById_idx" ON "EvaluationDiscussion"("closedById");
CREATE INDEX "DiscussionComment_discussionId_idx" ON "DiscussionComment"("discussionId");
CREATE INDEX "DiscussionComment_userId_idx" ON "DiscussionComment"("userId");
CREATE INDEX IF NOT EXISTS "RoundTemplate_roundType_idx" ON "RoundTemplate"("roundType");
CREATE INDEX IF NOT EXISTS "MentorNote_authorId_idx" ON "MentorNote"("authorId");
CREATE INDEX IF NOT EXISTS "MentorMilestoneCompletion_completedById_idx" ON "MentorMilestoneCompletion"("completedById");
CREATE INDEX IF NOT EXISTS "Webhook_createdById_idx" ON "Webhook"("createdById");
CREATE INDEX IF NOT EXISTS "WebhookDelivery_event_idx" ON "WebhookDelivery"("event");
CREATE INDEX IF NOT EXISTS "Message_roundId_idx" ON "Message"("roundId");
CREATE INDEX IF NOT EXISTS "EvaluationDiscussion_closedById_idx" ON "EvaluationDiscussion"("closedById");
CREATE INDEX IF NOT EXISTS "DiscussionComment_discussionId_idx" ON "DiscussionComment"("discussionId");
CREATE INDEX IF NOT EXISTS "DiscussionComment_userId_idx" ON "DiscussionComment"("userId");