United Arab Emirates vs South Africa at Delhi, ICC Men's T20 World Cup 34th Match, Group D, Feb 18, 2026 [T20I # 3721] United Arab Emirates vs Afghanistan at Delhi, ICC Men's T20 World Cup 28th Match, ...

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The problem is that the Node.js mongodb driver, insert null in the database for all the undefined properties. So when you just want to update property "a", the previous value of property "b" is erase ...