Configuring an MRS Presto Connection
Parameter |
Mandatory |
Description |
---|---|---|
Data Connection Type |
Yes |
MRS Presto is selected by default and cannot be changed. |
Name |
Yes |
Name of the data connection to create. Data connection names can contain a maximum of 100 characters. They can contain only letters, digits, underscores (_), and hyphens (-). |
Tag |
No |
Attribute of the data connection to create. Tags make management easier.
NOTE:
The tag name can contain only letters, digits, and underscores (_) and cannot start with an underscore (_) or contain more than 100 characters. |
Applicable Modules |
Yes |
Select the modules for which this connection is available. All modules are selected by default, which means this connection is available for all the modules that support the data source connected by this connection. For details about the data sources supported by each module, see Data Sources. |
Basic and Network Connectivity Configuration |
||
MRS Cluster Name |
Yes |
The name of the MRS cluster. Select an MRS cluster that Hive belongs to. Only MRS clusters are supported. A Hadoop cluster can be selected only after it is managed by MRS. All the MRS clusters with the same project ID and enterprise project are displayed.
If the connection fails after you select a cluster, check whether the MRS cluster can communicate with the CDM instance which functions as the agent. They can communicate with each other in the following scenarios:
|
Data Source Authentication and Other Function Configuration |
||
Description |
No |
You can enter the description of the connection. |
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