Variant
  •    
    {
    Variant
    •    
      { 
      string
       
      Error
       }
    • or 
      { 
      void
       
      ...
       }
     
    failure
    }
  • or 
    {
    void
     
    success
    }
  • or 
    {
    void
     
    ...
    }
update (
GridFS.t
 
_
, 
Bson.document
 
_
, 
Bson.document
 
_)
Apply the given update on all metadatas that match the query
grid
The grid where the files are stored
query
The bson query
update
The update operation to apply

Comments

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