DROP INDEX CONCURRENTLY IF EXISTS “messages_category_global_position_idx”; CREATE INDEX CONCURRENTLY “messages_category_global_position_idx” ON “public”.“messages” USING btree(category(stream_name) COLLATE “default” “pg_catalog”.“text_ops” ASC NULLS LAST, “global_position” “pg_catalog”.“int8_ops” ASC NULLS LAST);