Documentation

SQL cache functions

The InfluxDB 3 Core SQL implementation supports the following functions that return data from InfluxDB 3 Core caches.

distinct_cache

Returns data from an InfluxDB 3 Core distinct value cache.

distinct_cache(table_name, cache_name)

Arguments

  • table_name: Name of the table associated with the distinct value cache (formatted as a string literal).
  • datatype: Name of the the distinct value cache to query (formatted as a string literal).

View distinct_cache query example

last_cache

Returns data from an InfluxDB 3 Core last value cache.

last_cache(table_name, cache_name)

Arguments

  • table_name: Name of the table associated with the last value cache (formatted as a string literal).
  • datatype: Name of the the last value cache to query (formatted as a string literal).

View last_cache query example


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The future of Flux

Flux is going into maintenance mode. You can continue using it as you currently are without any changes to your code.

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New in InfluxDB 3.4

Key enhancements in InfluxDB 3.4 and the InfluxDB 3 Explorer 1.2.

See the Blog Post

InfluxDB 3.4 is now available for both Core and Enterprise, which introduces offline token generation for use in automated deployments and configurable license type selection that lets you bypass the interactive license prompt. InfluxDB 3 Explorer 1.2 is also available, which includes InfluxDB cache management and other new features.

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