morningman commented on pull request #8500:
URL: https://github.com/apache/incubator-doris/pull/8500#issuecomment-1073044487
I test it in my own env. 1 FE, 1 BE.
```
CREATE TABLE `t2_0` (
`k` bigint(20) NOT NULL COMMENT "",
`v0` bigint(20) NOT NULL COMMENT "",
`v1` bigint(20) NOT NULL COMMENT "",
`v2` bigint(20) NOT NULL COMMENT "",
`v3` bigint(20) NOT NULL COMMENT "",
`v4` bigint(20) NOT NULL COMMENT "",
`v5` bigint(20) NOT NULL COMMENT "",
`v6` bigint(20) NOT NULL COMMENT "",
`v7` bigint(20) NOT NULL COMMENT "",
`vfull` bigint(20) NOT NULL COMMENT ""
) ENGINE=OLAP
DUPLICATE KEY(`k`, `v0`, `v1`)
COMMENT "OLAP"
DISTRIBUTED BY HASH(`k`) BUCKETS 10
PROPERTIES (
"replication_allocation" = "tag.location.default: 1",
"in_memory" = "false",
"storage_format" = "V2"
)
```
with data like this:
```
1|1|1|1|1|1|1|1|1|1|
1|1|1|1|1|1|1|1|1|2|
1|1|1|1|1|1|1|1|1|3|
1|1|1|1|1|1|1|1|1|4|
1|1|1|1|1|1|1|1|1|5|
1|1|1|1|1|1|1|1|1|6|
1|1|1|1|1|1|1|1|1|7|
1|1|1|1|1|1|1|1|1|8|
1|1|1|1|1|1|1|1|1|9|
1|1|1|1|1|1|1|1|1|10|
```
and total 104857600 rows.
Before: 104474 ms
After: 76021 ms
Improve: 27%
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