ALTER TABLE "business_event_outbox" ADD COLUMN "claimed_by" text;--> statement-breakpoint ALTER TABLE "business_event_outbox" ADD COLUMN "claimed_at" timestamp with time zone;--> statement-breakpoint ALTER TABLE "business_event_outbox" ADD COLUMN "claim_expires_at" timestamp with time zone;--> statement-breakpoint CREATE INDEX "business_event_outbox_claim_lease_idx" ON "business_event_outbox" USING btree ("delivery_status","claim_expires_at");