anchor.diff:  |field.types
   |The list of data types of the fields in the same order as the list of field names. Supported types are detailed in <<Data Type Support>>.
   
  -||
  -|`_nest_`|
  +|===
  +
  +==== Nest
  +
  +Deriver `type` = `nest`.
  +
  +[cols="2,8", options="header"]
  +|===
  +|Configuration suffix|Description
   
   |nest.into
   |The name of the step whose records will be appended with the nesting of `nest.from`. Must be a dependency of the encapsulating step.
  
positive.code: = Configuration specification
  :toc: left
  
  This page specifies the configurations available in Envelope.
  
  
negative.code: |password
  |The password to use to connect to the remote database.
  
  |===
  
  ==== Kafka
  
  Input `type` = `kafka`.
  
  [cols="2,8", options="header"]
  |===
  |Configuration suffix|Description
  
  |brokers
  |The hosts and ports of the brokers of the Kafka cluster, in the form `host1:port1,host2:port2,...,hostn:portn`.
  