The following table describes the features that are supported by different kernel versions of ApsaraDB for ClickHouse. A tick (️️✔️) indicates that a feature is supported, and a cross (❌) indicates that a feature is not supported.
|
Feature |
Version |
References |
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|
19.15 |
20.3 |
20.8 |
21.8 |
22.8 |
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|
Database engine |
Real-time synchronization from MySQL databases by using the MaterializeMySQL database engine |
❌ |
❌ |
✔️ |
✔️ |
✔️ |
|
|
Data import from MaxCompute by using external tables |
✔️ |
✔️ |
✔️ |
✔️ |
✔️ |
||
|
Data import from Object Storage Service (OSS) by using external tables |
✔️ |
✔️ |
✔️ |
✔️ |
✔️ |
||
|
O&M |
Cluster parameter settings |
✔️ |
✔️ |
✔️ |
✔️ |
✔️ |
|
|
Query management |
✔️ |
✔️ |
✔️ |
✔️ |
✔️ |
||
|
Account management |
✔️ |
✔️ |
✔️ |
✔️ |
✔️ |
||
|
Cluster restart |
✔️ |
✔️ |
✔️ |
✔️ |
✔️ |
||
|
Scale-out and scale-in |
✔️ |
✔️ |
✔️ |
✔️ |
✔️ |
Modify the configurations of an ApsaraDB for ClickHouse cluster |
|
|
Scale-up and scale-down |
✔️ |
✔️ |
✔️ |
✔️ |
✔️ |
||
|
Data backup and data restoration |
❌ |
❌ |
❌ |
✔️ |
✔️ |
||
|
Monitoring and alerting |
✔️ |
✔️ |
✔️ |
✔️ |
✔️ |
||
|
Update of the minor engine version |
❌ |
❌ |
❌ |
✔️ |
✔️ |
||
|
Tiered storage of hot data and cold data |
❌ |
❌ |
✔️ |
✔️ |
✔️ |
||
|
Data migration between ApsaraDB for ClickHouse clusters Note
Version limits of this feature are imposed only on the destination cluster. |
❌ |
❌ |
✔️ |
✔️ |
✔️ |
||
|
Data security |
✔️ |
✔️ |
✔️ |
✔️ |
✔️ |
||