[
https://issues.apache.org/jira/browse/HIVE-19044?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
slim bouguerra updated HIVE-19044:
----------------------------------
Description: Test case is attached to the Jira Patch (was: This is the
Query plan as you can see "$f4" is duplicated.
{code}
PREHOOK: query: EXPLAIN SELECT Calcs.key AS none_key_nk, SUM(Calcs.num0) AS
temp_z_stdevp_num0___1723718801__0_, COUNT(Calcs.num0) AS
temp_z_stdevp_num0___2730138885__0_, SUM((Calcs.num0 * Calcs.num0)) AS
temp_z_stdevp_num0___4071133194__0_, STDDEV_POP(Calcs.num0) AS stp_num0_ok
FROM druid_tableau.calcs Calcs GROUP BY Calcs.key
PREHOOK: type: QUERY
POSTHOOK: query: EXPLAIN SELECT Calcs.key AS none_key_nk, SUM(Calcs.num0) AS
temp_z_stdevp_num0___1723718801__0_, COUNT(Calcs.num0) AS
temp_z_stdevp_num0___2730138885__0_, SUM((Calcs.num0 * Calcs.num0)) AS
temp_z_stdevp_num0___4071133194__0_, STDDEV_POP(Calcs.num0) AS stp_num0_ok
FROM druid_tableau.calcs Calcs GROUP BY Calcs.key
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
Stage-0 is a root stage
STAGE PLANS:
Stage: Stage-0
Fetch Operator
limit: -1
Processor Tree:
TableScan
alias: calcs
properties:
druid.fieldNames key,$f1,$f2,$f3,$f4
druid.fieldTypes string,double,bigint,double,double
druid.query.json
{"queryType":"groupBy","dataSource":"druid_tableau.calcs","granularity":"all","dimensions":[{"type":"default","dimension":"key","outputName":"key","outputType":"STRING"}],"limitSpec":{"type":"default"},"aggregations":[{"type":"doubleSum","name":"$f1","fieldName":"num0"},{"type":"filtered","filter":{"type":"not","field":{"type":"selector","dimension":"num0","value":null}},"aggregator":{"type":"count","name":"$f2","fieldName":"num0"}},{"type":"doubleSum","name":"$f3","expression":"(\"num0\"
* \"num0\")"},{"type":"doubleSum","name":"$f4","expression":"(\"num0\" *
\"num0\")"}],"postAggregations":[{"type":"expression","name":"$f4","expression":"pow(((\"$f4\"
- ((\"$f1\" * \"$f1\") / \"$f2\")) /
\"$f2\"),0.5)"}],"intervals":["1900-01-01T00:00:00.000Z/3000-01-01T00:00:00.000Z"]}
druid.query.type groupBy
Select Operator
expressions: key (type: string), $f1 (type: double), $f2 (type:
bigint), $f3 (type: double), $f4 (type: double)
outputColumnNames: _col0, _col1, _col2, _col3, _col4
ListSink
{code}
Table DDL
{code}
create database druid_tableau;
use druid_tableau;
drop table if exists calcs;
create table calcs
STORED BY 'org.apache.hadoop.hive.druid.DruidStorageHandler'
TBLPROPERTIES (
"druid.segment.granularity" = "MONTH",
"druid.query.granularity" = "DAY")
AS SELECT
cast(datetime0 as timestamp with local time zone) `__time`,
key,
str0, str1, str2, str3,
date0, date1, date2, date3,
time0, time1,
datetime1,
zzz,
cast(bool0 as string) bool0,
cast(bool1 as string) bool1,
cast(bool2 as string) bool2,
cast(bool3 as string) bool3,
int0, int1, int2, int3,
num0, num1, num2, num3, num4
from default.calcs_orc;
{code})
> Duplicate field names within Druid Query Generated by Calcite plan
> ------------------------------------------------------------------
>
> Key: HIVE-19044
> URL: https://issues.apache.org/jira/browse/HIVE-19044
> Project: Hive
> Issue Type: Bug
> Components: Druid integration
> Reporter: slim bouguerra
> Assignee: slim bouguerra
> Priority: Major
> Attachments: HIVE-19044.patch
>
>
> Test case is attached to the Jira Patch
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