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JSON_GROUP_ARRAY

Aggregates values as a JSON array. JSON_GROUP_ARRAY() collects all values for each group in a specified column and combines them into a JSON array.

See also:
[SELECT] [JSON_EXTRACT]

Syntax​

SELECT JSON_GROUP_ARRAY(column_name) FROM <multipartIdentifier>
WHERE condition
GROUP BY column_name;

Arguments​

column_name
The column from which values are aggregated into a JSON array.

Return Value(s)​

Returns a JSON array containing all the aggregated values from the specified column.

Examples​

Aggregate Resource Group Names into a JSON Array​

-- Collects all resource group names into a JSON array
SELECT JSON_GROUP_ARRAY(name) as res_groups
FROM azure.resources.resource_groups
WHERE subscriptionId = '631d1c6d-2a65-43e7-93c2-688bfe4e1468';

This query returns a JSON array of resource group names such as ["stackqlenv1","stackqlenv2","stackqlenv3"].

Aggregate Resource Groups by Location​

-- Collects resource group names into a JSON array grouped by location
SELECT
  location,
  JSON_GROUP_ARRAY(name) AS resource_groups
FROM
  azure.resources.resource_groups
WHERE
  subscriptionId = '631d1c6d-2a65-43e7-93c2-688bfe4e1468'
GROUP BY
  location;

This query organizes resource groups into JSON arrays based on their location, returning multiple arrays, one for each location, containing the names of resource groups in that location.