API Reference / API Parameters / attributeForDistinct

Feb. 26, 2019

attributeForDistinct

Type: string

Engine default: null

Parameter syntax

'attributeForDistinct' => 'attribute'

attributeForDistinct: 'attribute'

attributeForDistinct: 'attribute'

'attributeForDistinct': 'attribute'

"attributeForDistinct": "attribute"

attributeForDistinct: Attribute = Attribute("attribute")

new JSONObject().put("attributeForDistinct", "attribute")

IndexSettings settings = new IndexSettings();
settings.AttributeForDistinct = "attribute";

new IndexSettings().setAttributeForDistinct("attribute")

opt.AttributeForDistinct("attribute")

attributeForDistinct = "attribute"

Can be used in these methods:
setSettings set_settings setSettings set_settings setSettings setSettings setSettingsAsync SetSettings setSettings SetSettings setSettings

See code examples

About this parameter

Name of the de-duplication attribute to be used with the distinct feature.

Usage notes:

You can define only one attribute for distinct.
It must be done at indexing time; it cannot be defined or overridden at query time.

Examples

Set the attribute to distinct on

Copy

$index->setSettings([
  'attributeForDistinct' => 'url'
]);

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attributeForDistinct

About this parameter

Usage notes:

Examples

Set the attribute to distinct on

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