JackDrogon opened a new pull request, #17622:
URL: https://github.com/apache/doris/pull/17622
## Problem summary
可以把unix timestamp的值当做动态分区的分区键，时间计算是把它当做unix timestamp来算
PR添加了一个property `dynamic_partition.time_source`,
默认是空，是原先的行为。如果为`unix_timestamp`就把它当做unix时间戳使用. 分区range不再是date转化为字符串，还是unix
timestamp
建表语句
```sql
CREATE TABLE tbl_day
(
k1 bigint
)
PARTITION BY RANGE(k1) ()
DISTRIBUTED BY HASH(k1)
PROPERTIES
(
"dynamic_partition.enable" = "true",
"dynamic_partition.time_unit" = "DAY",
"dynamic_partition.time_source" = "unix_timestamp",
"dynamic_partition.start" = "-2",
"dynamic_partition.end" = "2",
"dynamic_partition.prefix" = "p",
"dynamic_partition.buckets" = "8",
"replication_allocation" = "tag.location.default: 1"
);
```
```bash
mysql> show partitions from tbl_day;
+-------------+---------------+----------------+---------------------+--------+--------------+--------------------------------------------------------------------------------+-----------------+---------+----------------+---------------+---------------------+---------------------+--------------------------+----------+------------+-------------------------+-----------+
| PartitionId | PartitionName | VisibleVersion | VisibleVersionTime | State
| PartitionKey | Range
| DistributionKey | Buckets | ReplicationNum | StorageMedium |
CooldownTime | RemoteStoragePolicy | LastConsistencyCheckTime | DataSize
| IsInMemory | ReplicaAllocation | IsMutable |
+-------------+---------------+----------------+---------------------+--------+--------------+--------------------------------------------------------------------------------+-----------------+---------+----------------+---------------+---------------------+---------------------+--------------------------+----------+------------+-------------------------+-----------+
| 61055 | p20230308 | 1 | 2023-03-08 17:20:06 |
NORMAL | k1 | [types: [BIGINT]; keys: [1678204800]; ..types:
[BIGINT]; keys: [1678291200]; ) | k1 | 8 | 1 |
HDD | 9999-12-31 23:59:59 | | NULL
| 0.000 | false | tag.location.default: 1 | true |
| 61072 | p20230309 | 1 | 2023-03-08 17:20:06 |
NORMAL | k1 | [types: [BIGINT]; keys: [1678291200]; ..types:
[BIGINT]; keys: [1678377600]; ) | k1 | 8 | 1 |
HDD | 9999-12-31 23:59:59 | | NULL
| 0.000 | false | tag.location.default: 1 | true |
| 61089 | p20230310 | 1 | 2023-03-08 17:20:06 |
NORMAL | k1 | [types: [BIGINT]; keys: [1678377600]; ..types:
[BIGINT]; keys: [1678464000]; ) | k1 | 8 | 1 |
HDD | 9999-12-31 23:59:59 | | NULL
| 0.000 | false | tag.location.default: 1 | true |
| 61106 | p20230311 | 1 | 2023-03-09 00:09:12 |
NORMAL | k1 | [types: [BIGINT]; keys: [1678464000]; ..types:
[BIGINT]; keys: [1678550400]; ) | k1 | 8 | 1 |
HDD | 9999-12-31 23:59:59 | | NULL
| 0.000 | false | tag.location.default: 1 | true |
+-------------+---------------+----------------+---------------------+--------+--------------+--------------------------------------------------------------------------------+-----------------+---------+----------------+---------------+---------------------+---------------------+--------------------------+----------+------------+-------------------------+-----------+
```
## Checklist(Required)
* [ ] Does it affect the original behavior
* [ ] Has unit tests been added
* [ ] Has document been added or modified
* [ ] Does it need to update dependencies
* [ ] Is this PR support rollback (If NO, please explain WHY)
## Further comments
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