MongoDB docs have the answer:
"When using $or with <expressions> that are equality checks for the value of the same field, choose the $in operator over the $or operator."
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MongoDB docs have the answer:
"When using $or with <expressions> that are equality checks for the value of the same field, choose the $in operator over the $or operator."
本站转载的文章为个人学习借鉴使用，本站对版权不负任何法律责任。如果侵犯了您的隐私权益，请联系本站邮箱yoyou2525@163.com删除。