Metadata about an Impala query attribute.
name | data type | description |
---|---|---|
name | string | The name of the attribute. This name can be used in filters, for example 'user' could be used in the filter 'user = root'. |
type | string | The type of the attribute. Valid types are STRING, NUMBER, BOOLEAN, BYTES, MILLISECONDS, BYTES_PER_SECOND, BYTE_SECONDS. |
displayName | string | The display name for the attribute. |
supportsHistograms | boolean | Whether the Service Monitor can generate a histogram of the distribution of the attribute across queries. |
description | string | The description of the attribute. |
Example
{ "name" : "...", "type" : "...", "displayName" : "...", "supportsHistograms" : true, "description" : "..." }