Join Processor

edit

Joins each element of an array into a single string using a separator character between each element. Throws an error when the field is not an array.

Table 38. Join Options

Name Required Default Description

field

yes

-

The field to be separated

separator

yes

-

The separator character

target_field

no

field

The field to assign the joined value to, by default field is updated in-place

{
  "join": {
    "field": "joined_array_field",
    "separator": "-"
  }
}