mongo delete field
Syntax·Toremoveasinglefield,the$unsettakesastringthatspecifiesthefieldtoremove:$unset:}·Toremovemultiplefields,the$unset ...,updateOne()usesthe$unsetoperatorto:removethequantityfield.removetheinstockfield..,Todeleteasingledocumentsortedbyaspecifi...
$unset — MongoDB Manual
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updateOne()usesthe$unsetoperatorto:removethequantityfield.removetheinstockfield..
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