MongoLink`

MongoCollectionUpdateMany

updates one or more documents that match the filter filter with the modification defined by update.

Details and Options

To use MongoCollectionUpdateMany, you first need to load MongoLink using Needs["MongoLink`"].
filter is an Association. The the same query syntax is used as in MongoCollectionFind. The list of available query selectors can be found in the MongoDB documentation.
update is an Association. Each key must be an update operator. The list of available update operators can be found in the MongoDB documentation.
The following options are supported:
"Upsert" False whether to perform an insert if no document matches the filter.

"WriteConcern" Automatic the write concern to use.
"WriteConcern" can either be Automatic, or a MongoWriteConcern object.
More information about the behaviour of "Upsert" can be found in the MongoDB documentation.
MongoCollectionUpdateMany corresponds to db.Collection.updateMany.

Connect to a client:

Connect to a the "WolframTestCollection" collection in the "WolframTestDB" database:

Update the "age" field of every document whose "age" is 4 with an age of 13:

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	"Upsert"	False	whether to perform an insert if no document matches the filter.
	"WriteConcern"	Automatic	the write concern to use.