Documentation

debug.null() function

debug.null() returns the null value with a given type.

Function type signature
(?type: string) => A where A: Basic

For more information, see Function type signatures.

Parameters

type

Null type.

Supported types:

  • string
  • bytes
  • int
  • uint
  • float
  • bool
  • time
  • duration
  • regexp

Examples

Include null values in an ad hoc stream of tables

import "array"
import "internal/debug"

array.from(rows: [{a: 1, b: 2, c: 3}, {a: debug.null(type: "int"), b: 5, c: 6}])

View example output


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New in InfluxDB 3.6

Key enhancements in InfluxDB 3.6 and the InfluxDB 3 Explorer 1.4.

See the Blog Post

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For more information, check out:

InfluxDB Docker latest tag changing to InfluxDB 3 Core

On February 3, 2026, the latest tag for InfluxDB Docker images will point to InfluxDB 3 Core. To avoid unexpected upgrades, use specific version tags in your Docker deployments.

If using Docker to install and run InfluxDB, the latest tag will point to InfluxDB 3 Core. To avoid unexpected upgrades, use specific version tags in your Docker deployments. For example, if using Docker to run InfluxDB v2, replace the latest version tag with a specific version tag in your Docker pull command–for example:

docker pull influxdb:2