DataV is a business intelligence (BI) product for visual analytics. Its graphical editor lets you drag and drop elements to configure styles and data, so you can build data visualization applications for various business needs.
Hologres is deeply integrated with DataV as a standalone data source. Connect your Hologres instance to DataV to query and visualize data directly.
Prerequisites
Before you begin, make sure you have:
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A running Hologres instance
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An AccessKey ID and AccessKey Secret for your Alibaba Cloud account. Get them from AccessKey Management
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(For VPC connections) The Hologres instance attached to a Virtual Private Cloud (VPC) to generate an endpoint. See Instance details
Choose a connection type
DataV connects to Hologres over three network types. We recommend connecting over a specified VPC.
| Connection type | Description |
|---|---|
| VPC (recommended) | Connect over a specified Virtual Private Cloud (VPC). |
| Public network | Connect over the public network. |
| Classic network | Connect over a classic network. |
Add Hologres as a data source
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Go to the DataV Management Console. On the My Data page, click Add Data.
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In the Add Data dialog box, set Type to Hologres, then configure the remaining parameters based on your connection type.
VPC connection
Parameter Description Where to find it Network Name Select Internal Network. — Region The region where your Hologres instance is located. — VPC Network Switch Turn on the VPC network switch. — VPC ID The ID of the VPC your Hologres instance is attached to. Hologres Management Console > instance details > Network Information > Scenario column (specified VPC row) VPC-connected Instance ID The ID generated after attaching the instance to the VPC. Hologres Management Console > instance details > Network Information > Scenario column (specified VPC row) Name A name to identify this data source. — VPC Domain Name The domain name of your Hologres instance for the VPC. Hologres Management Console > instance details > Network Information > Domain Name column (specified VPC row) Username Your AccessKey ID. AccessKey Management Password Your AccessKey Secret. AccessKey Management Port The port for the VPC connection. Hologres Management Console > instance details > Network Information > Domain Name column (specified VPC row) Database The name of the database to connect to. — Public network connection
Parameter Description Where to find it Network Name Select Public Network. — Name A name to identify this data source. — Public Endpoint The public endpoint of your Hologres instance. Hologres Management Console > instance details > Network Information section Username Your AccessKey ID. AccessKey Management Password Your AccessKey Secret. AccessKey Management Port The port for the public network connection. Hologres Management Console > instance details > Network Information section Database The name of the database to connect to. — Classic network connection
Parameter Description Where to find it Network Name Select Internal Network. — Region The region where your Hologres instance is located. — Name A name to identify this data source. — Classic Network Domain Name The classic network domain name of your Hologres instance. Hologres Management Console > instance details > Network Information section Username Your AccessKey ID. AccessKey Management Password Your AccessKey Secret. AccessKey Management Port The classic network port of your Hologres instance. Hologres Management Console > instance details > Network Information section Database The name of the database to connect to. — -
Click OK.
Visualize data
After connecting Hologres, select a template to start building your visualization application:
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Existing template: See Create a visualization application.
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Blank template: See Create a visualization application.