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Parent-Child

The parent-child feature handle following:

search parent-child relations (vectors also supported)
calculate score of child fields

To support parent-child search you need to do following steps:

Configure field as nested type in Index -> Fields (simple) or manually in Index -> Settings with custom mapping (advanced)
Use a custom Profile in Search -> Profile and query the nested field

Example

For a field snippets:nested and child fields title:string, text:string the data format looks like:

{
  "snippets": [
    {
      "title": "Hello World!",
      "text": "This is the first example"
    },
    {
      "title": "Another child document",
      "text": "This is the second example"
    }
  ]
}

Variants

The variant feature handle following:

collapse results on variantId
recalculate total count
calculate facets and count

To support variant search you need to do following steps:

Push variants only to feeding endpoint
Configure variantId variable in Search -> Variables

Example