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https://issues.apache.org/jira/browse/DRILL-3056?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Mehant Baid resolved DRILL-3056.
--------------------------------
Resolution: Fixed
Even though the record type indicates Decimal type when the IN list is
converted we still use double data type.
> Numeric literal in an IN list is casted to decimal even when decimal type is
> disabled
> -------------------------------------------------------------------------------------
>
> Key: DRILL-3056
> URL: https://issues.apache.org/jira/browse/DRILL-3056
> Project: Apache Drill
> Issue Type: Bug
> Components: Query Planning & Optimization
> Affects Versions: 1.0.0
> Reporter: Victoria Markman
> Assignee: Mehant Baid
> Fix For: 1.2.0
>
>
> {code}
> 0: jdbc:drill:schema=dfs> select * from sys.options where name like
> '%decimal%';
> +------------+------------+------------+------------+------------+------------+------------+------------+
> | name | kind | type | status | num_val | string_val
> | bool_val | float_val |
> +------------+------------+------------+------------+------------+------------+------------+------------+
> | planner.enable_decimal_data_type | BOOLEAN | SYSTEM | DEFAULT |
> null | null | false | null |
> +------------+------------+------------+------------+------------+------------+------------+------------+
> 1 row selected (0.212 seconds)
> {code}
> In list that contains more than 20 numeric literals.
> We are casting number with the decimal point to decimal type even though
> decimal type is disabled:
> {code}
> 0: jdbc:drill:schema=dfs> explain plan including all attributes for select *
> from t1 where a1 in
> (1,2,3,4,5,6,7,8,9,0,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25.0);
> +------------+------------+
> | text | json |
> +------------+------------+
> | 00-00 Screen : rowType = RecordType(ANY *): rowcount = 10.0, cumulative
> cost = {24.0 rows, 158.0 cpu, 0.0 io, 0.0 network, 35.2 memory}, id = 4921
> 00-01 Project(*=[$0]) : rowType = RecordType(ANY *): rowcount = 10.0,
> cumulative cost = {23.0 rows, 157.0 cpu, 0.0 io, 0.0 network, 35.2 memory},
> id = 4920
> 00-02 Project(T7¦¦*=[$0]) : rowType = RecordType(ANY T7¦¦*): rowcount
> = 10.0, cumulative cost = {23.0 rows, 157.0 cpu, 0.0 io, 0.0 network, 35.2
> memory}, id = 4919
> 00-03 HashJoin(condition=[=($2, $3)], joinType=[inner]) : rowType =
> RecordType(ANY T7¦¦*, ANY a1, ANY a10, DECIMAL(11, 1) ROW_VALUE): rowcount =
> 10.0, cumulative cost = {23.0 rows, 157.0 cpu, 0.0 io, 0.0 network, 35.2
> memory}, id = 4918
> 00-05 Project(T7¦¦*=[$0], a1=[$1], a10=[$1]) : rowType =
> RecordType(ANY T7¦¦*, ANY a1, ANY a10): rowcount = 10.0, cumulative cost =
> {10.0 rows, 20.0 cpu, 0.0 io, 0.0 network, 0.0 memory}, id = 4915
> 00-07 Project(T7¦¦*=[$0], a1=[$1]) : rowType = RecordType(ANY
> T7¦¦*, ANY a1): rowcount = 10.0, cumulative cost = {10.0 rows, 20.0 cpu, 0.0
> io, 0.0 network, 0.0 memory}, id = 4914
> 00-08 Scan(groupscan=[ParquetGroupScan
> [entries=[ReadEntryWithPath [path=maprfs:/drill/testdata/subqueries/t1]],
> selectionRoot=/drill/testdata/subqueries/t1, numFiles=1, columns=[`*`]]]) :
> rowType = (DrillRecordRow[*, a1]): rowcount = 10.0, cumulative cost = {10.0
> rows, 20.0 cpu, 0.0 io, 0.0 network, 0.0 memory}, id = 4913
> 00-04 HashAgg(group=[{0}]) : rowType = RecordType(DECIMAL(11, 1)
> ROW_VALUE): rowcount = 1.0, cumulative cost = {2.0 rows, 9.0 cpu, 0.0 io, 0.0
> network, 17.6 memory}, id = 4917
> 00-06 Values : rowType = RecordType(DECIMAL(11, 1) ROW_VALUE):
> rowcount = 1.0, cumulative cost = {1.0 rows, 1.0 cpu, 0.0 io, 0.0 network,
> 0.0 memory}, id = 4916
> {code}
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