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GET
/
1
/
derived_columns
/
{datasetSlug}
/
{derivedColumnId}
Get a Calculated Field
curl --request GET \
  --url https://api.honeycomb.io/1/derived_columns/{datasetSlug}/{derivedColumnId}
{
  "id": "yUheCUmgZ8p",
  "alias": "one",
  "description": "just one",
  "expression": "INT(1)",
  "created_at": "2022-07-26T22:38:04Z",
  "updated_at": "2022-11-16T17:34:01Z"
}

Path Parameters

​
datasetSlug
string
required

The dataset slug or use __all__ for endpoints that support environment-wide operations.

​
derivedColumnId
string
required

Unique identifier (ID) of a Calculated Field (also called a Derived Column).

Response

Success

​
id
string
required

Unique identifier (ID), returned in response bodies.

​
alias
string
required

The human-readable name of the Calculated Field (also called Derived Column), as it will be referenced when building queries.

Required string length: 1 - 255
​
expression
string
required

The expression to evaluate to construct this Calculated Field's value. (Calculated Field is also called Derived Column.) Refer to the Calculated Field Reference.

Required string length: 1 - 4095
​
created_at
string
required

ISO8601 formatted time when the field was created.

​
updated_at
string
required

ISO8601 formatted time when the field was updated.

​
description
string
default:""

A human-readable description for the Calculated Field that displays in the UI.

Maximum string length: 255