|Task Level Recovery||1. Enables query recovery by retrying only failed task(s) using exchange materialization|
2. Supported using HDFS for spooling
3. Supported Direct Serialization and compression too while materializing the exchange data.
|Query Resource Management||Query level resource monitoring that triggers mitigation actions like suspend/resume query or task, spill revocable memory, throttle scheduling, and kill for problematic queries in a resource group.|
|Connector Extension||The singleData connector supplements the OLAP capability for the openGauss, enhances the capability of data analysis. Supports adaptor to the ShardingSphere and tidRange modes.|
Obtaining the Document
For details, see https://gitee.com/openlookeng/hetu-core/tree/1.8.0/hetu-docs/en