59 lines
2.0 KiB
MySQL
59 lines
2.0 KiB
MySQL
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-- AlterTable
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ALTER TABLE "Item" ADD COLUMN "pinId" INTEGER,
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ALTER COLUMN "updated_at" SET DEFAULT CURRENT_TIMESTAMP;
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-- CreateTable
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CREATE TABLE "Pin" (
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"id" SERIAL NOT NULL,
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"created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
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"updated_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
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"cron" TEXT,
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"timezone" TEXT,
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"position" INTEGER NOT NULL,
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PRIMARY KEY ("id")
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);
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-- AddForeignKey
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ALTER TABLE "Item" ADD FOREIGN KEY ("pinId") REFERENCES "Pin"("id") ON DELETE SET NULL ON UPDATE CASCADE;
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-- pin upserts add new pgboss.schedule
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CREATE OR REPLACE FUNCTION pin_upsert_trigger_func() RETURNS TRIGGER AS $$
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BEGIN
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-- only schedule if pin has new.cron set
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IF new.cron IS NOT NULL THEN
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-- pgboss updates when inserts have the same name
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INSERT INTO pgboss.schedule (name, cron, timezone)
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VALUES ('repin-' || new.id, new.cron, new.timezone)
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ON CONFLICT (name) DO UPDATE SET
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cron = EXCLUDED.cron,
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timezone = EXCLUDED.timezone,
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data = EXCLUDED.data,
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options = EXCLUDED.options,
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updated_on = now();
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-- if old.cron is set but new.cron isn't ... we need to delete the job
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ELSIF old.cron IS NOT NULL AND new.cron IS NULL THEN
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DELETE FROM pgboss.schedule where name = 'repin-' || new.id;
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END IF;
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RETURN new;
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END;
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$$ LANGUAGE plpgsql;
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DROP TRIGGER IF EXISTS pin_upsert_trigger ON "Pin";
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CREATE TRIGGER pin_upsert_trigger
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AFTER INSERT OR UPDATE ON "Pin"
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FOR EACH ROW EXECUTE PROCEDURE pin_upsert_trigger_func();
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-- pin delete removes from pgboss.schedule
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CREATE OR REPLACE FUNCTION pin_delete_trigger_func() RETURNS TRIGGER AS $$
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BEGIN
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DELETE FROM pgboss.schedule where name = 'repin-' || old.id;
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RETURN NULL;
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END;
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$$ LANGUAGE plpgsql;
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DROP TRIGGER IF EXISTS pin_delete_trigger ON "Pin";
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CREATE TRIGGER pin_delete_trigger
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AFTER DELETE ON "Pin"
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FOR EACH ROW EXECUTE PROCEDURE pin_delete_trigger_func();
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