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Posted to commits@doris.apache.org by GitBox <gi...@apache.org> on 2022/04/26 03:51:46 UTC
[GitHub] [incubator-doris] hf200012 opened a new issue, #9227: [Bug] doris 1.0 LAST_VALUE function returns wrong result
hf200012 opened a new issue, #9227:
URL: https://github.com/apache/incubator-doris/issues/9227
### Search before asking
- [X] I had searched in the [issues](https://github.com/apache/incubator-doris/issues?q=is%3Aissue) and found no similar issues.
### Version
1.0
### What's Wrong?
The result data returned by the LAST_VALUE function is not as expected
User table creation statement:
```
CREATE TABLE `vehicle_state_record` (
`vehicle_id` bigint(20) NOT NULL,
`time` datetime NOT NULL,
`fleet_id` bigint(20) NULL,
`fleet_name` varchar(300) NULL ,
`tenant_id` bigint(20) NOT NULL ,
`app_id` bigint(20) NOT NULL ,
`record` tinyint(4) NOT NULL DEFAULT "1" ,
`vehicle_no` varchar(16) NULL ,
`state` tinyint(4) NOT NULL ,
`snap_id` bigint(20) NOT NULL ,
`insert_time` datetime NULL
) ENGINE=OLAP
UNIQUE KEY(`vehicle_id`, `time`, `fleet_id`)
PARTITION BY RANGE(`time`)
(PARTITION p202203 VALUES [('2022-03-01 00:00:00'), ('2022-04-01 00:00:00')),
PARTITION p202204 VALUES [('2022-04-01 00:00:00'), ('2022-05-01 00:00:00')),
PARTITION p202205 VALUES [('2022-05-01 00:00:00'), ('2022-06-01 00:00:00')),
PARTITION p202206 VALUES [('2022-06-01 00:00:00'), ('2022-07-01 00:00:00')),
PARTITION p202207 VALUES [('2022-07-01 00:00:00'), ('2022-08-01 00:00:00')))
DISTRIBUTED BY HASH(`vehicle_id`, `time`, `fleet_id`) BUCKETS 4
PROPERTIES (
"replication_allocation" = "tag.location.default: 1",
"dynamic_partition.enable" = "true",
"dynamic_partition.time_unit" = "MONTH",
"dynamic_partition.time_zone" = "Asia/Shanghai",
"dynamic_partition.start" = "-2147483648",
"dynamic_partition.end" = "3",
"dynamic_partition.prefix" = "p",
"dynamic_partition.replication_allocation" = "tag.location.default: 1",
"dynamic_partition.buckets" = "4",
"dynamic_partition.create_history_partition" = "true",
"dynamic_partition.history_partition_num" = "1",
"dynamic_partition.hot_partition_num" = "0",
"dynamic_partition.reserved_history_periods" = "NULL",
"dynamic_partition.start_day_of_month" = "1",
"in_memory" = "false",
"storage_format" = "V2"
);
```
User data:
```
INSERT INTO test.vehicle_state_record (vehicle_id,`time`,fleet_id,fleet_name,tenant_id,app_id,record,vehicle_no,state,snap_id,insert_time) VALUES
(307814477030522499,'2022-04-21 11:18:11',307814443205600326,'JLP_05_01_02',867,10001,1,'E012730',1,84295,'2022-04-24 16:32:51')
(307814477030522499,'2022-04-23 10:21:24',307814443205600326,'JLP_05_01_02',867,10001,1,'E012730',1,84295,'2022-04-25 10:22:59')
(307814477030522499,'2022-04-24 10:21:24',307814443205600326,'JLP_05_01_02',867,10001,1,'E012730',1,84295,'2022-04-25 10:21:59')
(307814477030522499,'2022-04-22 10:05:24',307814443205600326,'JLP_05_01_02',867,10001,1,'E012730',1,84295,'2022-04-25 10:30:56')
(307814477030522499,'2022-04-22 10:21:24',307814443205600326,'JLP_05_01_02',867,10001,1,'E012730',0,84295,'2022-04-25 10:23:21')
```
check sentence:
```
SELECT vehicle_id,`time`,state ,day(`time`) myday,LAST_VALUE(state) over(PARTITION by day (`time`) order by `time` ASC ) as fegg
from vehicle_state_record
```
Return result:
### What You Expected?
Desired result
### How to Reproduce?
_No response_
### Anything Else?
_No response_
### Are you willing to submit PR?
- [ ] Yes I am willing to submit a PR!
### Code of Conduct
- [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)
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[GitHub] [incubator-doris] linzch3 commented on issue #9227: [Bug] doris 1.0 LAST_VALUE function returns wrong result
Posted by GitBox <gi...@apache.org>.
linzch3 commented on issue #9227:
URL: https://github.com/apache/incubator-doris/issues/9227#issuecomment-1121993581
Hi guys, I don't think it's a bug. Instead, the correct result is returned by doris.
Have you double-checked whether this issue is right? @morningman @HappenLee
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[GitHub] [incubator-doris] linzch3 commented on issue #9227: [Bug] doris 1.0 LAST_VALUE function returns wrong result
Posted by GitBox <gi...@apache.org>.
linzch3 commented on issue #9227:
URL: https://github.com/apache/incubator-doris/issues/9227#issuecomment-1123736070
this issue should be closed, it is not an issue
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[GitHub] [incubator-doris] morningman closed issue #9227: [Bug] doris 1.0 LAST_VALUE function returns wrong result
Posted by GitBox <gi...@apache.org>.
morningman closed issue #9227: [Bug] doris 1.0 LAST_VALUE function returns wrong result
URL: https://github.com/apache/incubator-doris/issues/9227
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