anchor.diff:   - `documents`: the documents to insert
    - `update`: the updated params
   
  +[[mongodb-examples]]
  +== Examples
   
  -Follwing an example that could help to understand the behaviour of `extractReferences`, `compatibleValues` and `objectIdAsMap`:
  +Following an example that could help to understand the behaviour of `extractReferences`, `compatibleValues` and `objectIdAsMap`:
   
   Given the following collections:
   
  
positive.code: This section describes procedures that can be used to interact with MongoDB.
  --
  
  // tag::mongodb[]
  
  [separator=¦,opts=header,cols="1,1m,1m,5"]
  
negative.code: ----
  
  // end::mongodb[]
  