create table t (
    ts timestamp time index,
    val double,
    host string,
    idc string,
    primary key (host, idc),
)
partition on columns (host) (
    host < '1024',
    host >= '1024'
);

Affected Rows: 0

-- SQLNESS REPLACE (metrics.*) REDACTED
-- SQLNESS REPLACE (RoundRobinBatch.*) REDACTED
-- SQLNESS REPLACE (Hash.*) REDACTED
-- SQLNESS REPLACE (-+) -
-- SQLNESS REPLACE (\s\s+) _
-- SQLNESS REPLACE (peers.*) REDACTED
-- SQLNESS REPLACE region=\d+\(\d+,\s+\d+\) region=REDACTED
-- might write to different partitions
-- SQLNESS REPLACE "partition_count":\{(.*?)\} "partition_count":REDACTED
explain analyze
select sum(val) from t group by host;

+-+-+-+
| stage | node | plan_|
+-+-+-+
| 0_| 0_|_CooperativeExec REDACTED
|_|_|_MergeScanExec: REDACTED
|_|_|_|
| 1_| 0_|_ProjectionExec: expr=[sum(t.val)@1 as sum(t.val)] REDACTED
|_|_|_AggregateExec: mode=FinalPartitioned, gby=[host@0 as host], aggr=[sum(t.val)] REDACTED
|_|_|_RepartitionExec: partitioning=REDACTED
|_|_|_AggregateExec: mode=Partial, gby=[host@1 as host], aggr=[sum(t.val)] REDACTED
|_|_|_SeqScan: region=REDACTED, "partition_count":REDACTED REDACTED
|_|_|_|
| 1_| 1_|_ProjectionExec: expr=[sum(t.val)@1 as sum(t.val)] REDACTED
|_|_|_AggregateExec: mode=FinalPartitioned, gby=[host@0 as host], aggr=[sum(t.val)] REDACTED
|_|_|_RepartitionExec: partitioning=REDACTED
|_|_|_AggregateExec: mode=Partial, gby=[host@1 as host], aggr=[sum(t.val)] REDACTED
|_|_|_SeqScan: region=REDACTED, "partition_count":REDACTED REDACTED
|_|_|_|
|_|_| Total rows: 0_|
+-+-+-+

-- SQLNESS REPLACE (metrics.*) REDACTED
-- SQLNESS REPLACE (RoundRobinBatch.*) REDACTED
-- SQLNESS REPLACE (-+) -
-- SQLNESS REPLACE (\s\s+) _
-- SQLNESS REPLACE (peers.*) REDACTED
-- SQLNESS REPLACE region=\d+\(\d+,\s+\d+\) region=REDACTED
-- might write to different partitions
-- SQLNESS REPLACE "partition_count":\{(.*?)\} "partition_count":REDACTED
explain analyze
select sum(val) from t;

+-+-+-+
| stage | node | plan_|
+-+-+-+
| 0_| 0_|_AggregateExec: mode=Final, gby=[], aggr=[sum(t.val)] REDACTED
|_|_|_CoalescePartitionsExec REDACTED
|_|_|_AggregateExec: mode=Partial, gby=[], aggr=[sum(t.val)] REDACTED
|_|_|_MergeScanExec: REDACTED
|_|_|_|
| 1_| 0_|_AggregateExec: mode=Final, gby=[], aggr=[__sum_state(t.val)] REDACTED
|_|_|_CoalescePartitionsExec REDACTED
|_|_|_AggregateExec: mode=Partial, gby=[], aggr=[__sum_state(t.val)] REDACTED
|_|_|_SeqScan: region=REDACTED, "partition_count":REDACTED REDACTED
|_|_|_|
| 1_| 1_|_AggregateExec: mode=Final, gby=[], aggr=[__sum_state(t.val)] REDACTED
|_|_|_CoalescePartitionsExec REDACTED
|_|_|_AggregateExec: mode=Partial, gby=[], aggr=[__sum_state(t.val)] REDACTED
|_|_|_SeqScan: region=REDACTED, "partition_count":REDACTED REDACTED
|_|_|_|
|_|_| Total rows: 1_|
+-+-+-+

-- SQLNESS REPLACE (metrics.*) REDACTED
-- SQLNESS REPLACE (RoundRobinBatch.*) REDACTED
-- SQLNESS REPLACE (Hash.*) REDACTED
-- SQLNESS REPLACE (-+) -
-- SQLNESS REPLACE (\s\s+) _
-- SQLNESS REPLACE (peers.*) REDACTED
-- SQLNESS REPLACE region=\d+\(\d+,\s+\d+\) region=REDACTED
-- might write to different partitions
-- SQLNESS REPLACE "partition_count":\{(.*?)\} "partition_count":REDACTED
explain analyze
select sum(val) from t group by idc;

+-+-+-+
| stage | node | plan_|
+-+-+-+
| 0_| 0_|_ProjectionExec: expr=[sum(t.val)@1 as sum(t.val)] REDACTED
|_|_|_AggregateExec: mode=FinalPartitioned, gby=[idc@0 as idc], aggr=[sum(t.val)] REDACTED
|_|_|_RepartitionExec: partitioning=REDACTED
|_|_|_AggregateExec: mode=Partial, gby=[idc@0 as idc], aggr=[sum(t.val)] REDACTED
|_|_|_MergeScanExec: REDACTED
|_|_|_|
| 1_| 0_|_AggregateExec: mode=FinalPartitioned, gby=[idc@0 as idc], aggr=[__sum_state(t.val)] REDACTED
|_|_|_RepartitionExec: partitioning=REDACTED
|_|_|_AggregateExec: mode=Partial, gby=[idc@1 as idc], aggr=[__sum_state(t.val)] REDACTED
|_|_|_SeqScan: region=REDACTED, "partition_count":REDACTED REDACTED
|_|_|_|
| 1_| 1_|_AggregateExec: mode=FinalPartitioned, gby=[idc@0 as idc], aggr=[__sum_state(t.val)] REDACTED
|_|_|_RepartitionExec: partitioning=REDACTED
|_|_|_AggregateExec: mode=Partial, gby=[idc@1 as idc], aggr=[__sum_state(t.val)] REDACTED
|_|_|_SeqScan: region=REDACTED, "partition_count":REDACTED REDACTED
|_|_|_|
|_|_| Total rows: 0_|
+-+-+-+

drop table t;

Affected Rows: 0