return urls, next_url
could behave like zero-extend/ no-op instead of sign-extend from 32-bit
。体育直播对此有专业解读
cursor.execute(
Different syntax, same results. For somebody familiar with SQL, Postgres variation is probably easier to grasp, but Mongo's query language is quite intuitive as well - it is JavaScript-like after all.
Mongo - 32 086 QPS; Mean: 125.283 ms, Percentile 99: 938.663 ms