tree 86fd544aeeee13c5ca4f8e96d5f10bc127047ed4
parent af37e09a42a3c41caeab44d2f5e4199e7a4dc2e1
author Éric Lemoine <elemoine@mirantis.com> 1480496588 +0000
committer Éric Lemoine <elemoine@mirantis.com> 1480496776 +0000

Remove "group by" in queries when not necessary

This removes the "group by" clause in InfluxDB queries when not
necessary. Without the "group by" clause, and by still using the "last"
aggregation function, only one result is returned by InfluxDB, resulting
in faster queries.

Change-Id: Icb5a809634e0b00680af1d2602fc2303928ee519