| API Name | Feature |
|---|---|
| ScaleOutInstance | Scales out instance |
| TerminateTasks | Terminates a task node |
| API Name | Feature |
|---|---|
| DescribeClusterNodes | Queries hardware node information |
| DescribeInstances | Queries EMR instances |
| InquiryPriceCreateInstance | Queries price of instance creation |
| InquiryPriceRenewInstance | Queries the price for renewal |
| InquiryPriceScaleOutInstance | Queries price of scale-out |
| InquiryPriceUpdateInstance | Queries price of scaling |
| API Name | Feature |
|---|---|
| CreateInstance | Creates EMR instance |
| TerminateInstance | Terminates EMR instance |
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