Takahiko Saito created HIVE-13946:
-------------------------------------
Summary: Decimal value need to be single-quoted when selecting
where clause with that decimal value in order to get row
Key: HIVE-13946
URL: https://issues.apache.org/jira/browse/HIVE-13946
Project: Hive
Issue Type: Bug
Affects Versions: 1.2.1
Reporter: Takahiko Saito
Fix For: 1.2.1
Create a table withe a column of decimal type(38,18) and insert
'4327269606205.029297'. Then select with that value does not return anything.
{noformat}
0: jdbc:hive2://ts-0531-1.openstacklocal:2181> drop table if exists test;
No rows affected (0.175 seconds)
0: jdbc:hive2://ts-0531-1.openstacklocal:2181>
0: jdbc:hive2://ts-0531-1.openstacklocal:2181> create table test (dc
decimal(38,18));
No rows affected (0.098 seconds)
0: jdbc:hive2://ts-0531-1.openstacklocal:2181>
0: jdbc:hive2://ts-0531-1.openstacklocal:2181> insert into table test values
(4327269606205.029297);
INFO : Session is already open
INFO : Dag name: insert into table tes...327269606205.029297)(Stage-1)
INFO : Tez session was closed. Reopening...
INFO : Session re-established.
INFO :
INFO : Status: Running (Executing on YARN cluster with App id
application_1464727816747_0762)
INFO : Map 1: -/-
INFO : Map 1: 0/1
INFO : Map 1: 0(+1)/1
INFO : Map 1: 1/1
INFO : Loading data to table default.test from
hdfs://ts-0531-5.openstacklocal:8020/apps/hive/warehouse/test/.hive-staging_hive_2016-06-04_00-03-54_302_7708281807413586675-940/-ext-10000
INFO : Table default.test stats: [numFiles=1, numRows=1, totalSize=21,
rawDataSize=20]
No rows affected (13.821 seconds)
0: jdbc:hive2://ts-0531-1.openstacklocal:2181>
0: jdbc:hive2://ts-0531-1.openstacklocal:2181> select * from test;
+-----------------------+--+
| test.dc |
+-----------------------+--+
| 4327269606205.029297 |
+-----------------------+--+
1 row selected (0.078 seconds)
0: jdbc:hive2://ts-0531-1.openstacklocal:2181> select * from test where dc =
4327269606205.029297;
+----------+--+
| test.dc |
+----------+--+
+----------+--+
No rows selected (0.224 seconds)
{noformat}
If you single quote that decimal value, a row is returned.
{noformat}
0: jdbc:hive2://ts-0531-1.openstacklocal:2181> select * from test where dc =
'4327269606205.029297';
+-----------------------+--+
| test.dc |
+-----------------------+--+
| 4327269606205.029297 |
+-----------------------+--+
1 row selected (0.085 seconds)
{noformat}
explain shows:
{noformat}
0: jdbc:hive2://ts-0531-1.openstacklocal:2181> explain select * from test where
dc = 4327269606205.029297;
+----------------------------------------------------------------------+--+
| Explain |
+----------------------------------------------------------------------+--+
| STAGE DEPENDENCIES: |
| Stage-0 is a root stage |
| |
| STAGE PLANS: |
| Stage: Stage-0 |
| Fetch Operator |
| limit: -1 |
| Processor Tree: |
| TableScan |
| alias: test |
| filterExpr: (dc = 4.3272696062050293E12) (type: boolean) |
| Filter Operator |
| predicate: (dc = 4.3272696062050293E12) (type: boolean) |
| Select Operator |
| expressions: dc (type: decimal(38,18)) |
| outputColumnNames: _col0 |
| ListSink |
| |
+----------------------------------------------------------------------+--+
18 rows selected (0.512 seconds)
{noformat}
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