ALTER TABLE "AgentPushPresence" ADD COLUMN "inactiveUntil" DATETIME; ALTER TABLE "AgentPushCoordinator" ADD COLUMN "unknownSince" DATETIME; ALTER TABLE "AgentPushDelivery" ADD COLUMN "lastSuppressionReason" TEXT; ALTER TABLE "AgentPushDelivery" ADD COLUMN "lastSuppressionClientKind" TEXT; ALTER TABLE "AgentPushDelivery" ADD COLUMN "lastSuppressedAt" DATETIME;