This topic describes the request structure of the ApsaraDB for ClickHouse API.


The endpoint of ApsaraDB for ClickHouse is


You can call ApsaraDB for ClickHouse API operations by sending HTTP or HTTPS requests. To enhance security, we recommend that you send requests over HTTPS.


The HTTP GET method can be used to send requests. Request parameters must be included in the request URL.


In each request, you must set the Action parameter to specify the operation that you want to perform (such as CreateDatabase). You must also specify the common request parameters and the operation-specific parameters.


All requests and responses are encoded in UTF-8.