85 lines
1.4 KiB
Plaintext
85 lines
1.4 KiB
Plaintext
[role="xpack"]
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[testenv="basic"]
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[[preview-data-frame-transform]]
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=== Preview {dataframe-transforms} API
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[subs="attributes"]
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++++
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<titleabbrev>Preview {dataframe-transforms}</titleabbrev>
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++++
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Previews a {dataframe-transform}.
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==== Request
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`POST _data_frame/transforms/_preview`
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//==== Description
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//==== Path Parameters
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//==== Authorization
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==== Request Body
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`source`:: The source index or index pattern.
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`pivot`:: Defines the pivot function `group by` fields and the aggregation to
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reduce the data.
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==== Examples
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The following example obtains a preview of a {dataframe-transform} on the {kib}
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eCommerce sample data:
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[source,js]
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--------------------------------------------------
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POST _data_frame/transforms/_preview
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{
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"source": {
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"index": "kibana_sample_data_ecommerce"
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},
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"pivot": {
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"group_by": {
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"customer_id": {
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"terms": {
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"field": "customer_id"
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}
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}
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},
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"aggregations": {
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"max_price": {
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"max": {
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"field": "taxful_total_price"
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}
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}
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}
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}
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}
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--------------------------------------------------
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// CONSOLE
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// TEST[skip:set up sample data]
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The data that is returned for this example is as follows:
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[source,js]
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----
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{
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"preview" : [
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{
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"max_price" : 171.0,
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"customer_id" : "10"
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},
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{
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"max_price" : 233.0,
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"customer_id" : "11"
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},
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{
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"max_price" : 200.0,
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"customer_id" : "12"
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}
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...
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]
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}
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----
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// NOTCONSOLE
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