libZSservicesZSamazonka-iotZSamazonka-iot
Copyright(c) 2013-2021 Brendan Hay
LicenseMozilla Public License, v. 2.0.
MaintainerBrendan Hay <brendan.g.hay+amazonka@gmail.com>
Stabilityauto-generated
Portabilitynon-portable (GHC extensions)
Safe HaskellNone

Amazonka.IoT.GetCardinality

Description

Returns the approximate count of unique values that match the query.

Requires permission to access the GetCardinality action.

Synopsis

Creating a Request

data GetCardinality Source #

See: newGetCardinality smart constructor.

Constructors

GetCardinality' 

Fields

Instances

Instances details
Eq GetCardinality Source # 
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Defined in Amazonka.IoT.GetCardinality

Read GetCardinality Source # 
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Show GetCardinality Source # 
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Generic GetCardinality Source # 
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Associated Types

type Rep GetCardinality :: Type -> Type #

NFData GetCardinality Source # 
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Methods

rnf :: GetCardinality -> () #

Hashable GetCardinality Source # 
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ToJSON GetCardinality Source # 
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AWSRequest GetCardinality Source # 
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Associated Types

type AWSResponse GetCardinality #

ToHeaders GetCardinality Source # 
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ToPath GetCardinality Source # 
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ToQuery GetCardinality Source # 
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type Rep GetCardinality Source # 
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type Rep GetCardinality = D1 ('MetaData "GetCardinality" "Amazonka.IoT.GetCardinality" "libZSservicesZSamazonka-iotZSamazonka-iot" 'False) (C1 ('MetaCons "GetCardinality'" 'PrefixI 'True) ((S1 ('MetaSel ('Just "queryVersion") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 (Maybe Text)) :*: S1 ('MetaSel ('Just "aggregationField") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 (Maybe Text))) :*: (S1 ('MetaSel ('Just "indexName") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 (Maybe Text)) :*: S1 ('MetaSel ('Just "queryString") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 Text))))
type AWSResponse GetCardinality Source # 
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Defined in Amazonka.IoT.GetCardinality

newGetCardinality Source #

Create a value of GetCardinality with all optional fields omitted.

Use generic-lens or optics to modify other optional fields.

The following record fields are available, with the corresponding lenses provided for backwards compatibility:

$sel:queryVersion:GetCardinality', getCardinality_queryVersion - The query version.

$sel:aggregationField:GetCardinality', getCardinality_aggregationField - The field to aggregate.

$sel:indexName:GetCardinality', getCardinality_indexName - The name of the index to search.

$sel:queryString:GetCardinality', getCardinality_queryString - The search query string.

Request Lenses

getCardinality_indexName :: Lens' GetCardinality (Maybe Text) Source #

The name of the index to search.

Destructuring the Response

data GetCardinalityResponse Source #

See: newGetCardinalityResponse smart constructor.

Constructors

GetCardinalityResponse' 

Fields

Instances

Instances details
Eq GetCardinalityResponse Source # 
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Defined in Amazonka.IoT.GetCardinality

Read GetCardinalityResponse Source # 
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Show GetCardinalityResponse Source # 
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Generic GetCardinalityResponse Source # 
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Associated Types

type Rep GetCardinalityResponse :: Type -> Type #

NFData GetCardinalityResponse Source # 
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Methods

rnf :: GetCardinalityResponse -> () #

type Rep GetCardinalityResponse Source # 
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type Rep GetCardinalityResponse = D1 ('MetaData "GetCardinalityResponse" "Amazonka.IoT.GetCardinality" "libZSservicesZSamazonka-iotZSamazonka-iot" 'False) (C1 ('MetaCons "GetCardinalityResponse'" 'PrefixI 'True) (S1 ('MetaSel ('Just "cardinality") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 (Maybe Int)) :*: S1 ('MetaSel ('Just "httpStatus") 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedStrict) (Rec0 Int)))

newGetCardinalityResponse Source #

Create a value of GetCardinalityResponse with all optional fields omitted.

Use generic-lens or optics to modify other optional fields.

The following record fields are available, with the corresponding lenses provided for backwards compatibility:

$sel:cardinality:GetCardinalityResponse', getCardinalityResponse_cardinality - The approximate count of unique values that match the query.

$sel:httpStatus:GetCardinalityResponse', getCardinalityResponse_httpStatus - The response's http status code.

Response Lenses

getCardinalityResponse_cardinality :: Lens' GetCardinalityResponse (Maybe Int) Source #

The approximate count of unique values that match the query.