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DataV:Terms

Last Updated:Apr 26, 2023

This topic describes the basic terms in DataV documentation.

Projects

Dashboards created by using DataV based on data generation are visual applications. DataV is a tool that converts data into various dynamic charts and maps to present data to users in real time. For more information about how to create a visualization application, see Use a template to create a visualization application on a PC.

Data Sources

When you use DataV to create a visualization application, you must first specify theThe data source. DataV supports multiple types of data sources: databases, files, and APIs.

Canvas

The canvas editor is the main visual function area of DataV. You can use a canvas to determine the layout and colors for a project, adjust the sizes and locations of charts, and preview the configuration of the project. For more information about how to use a canvas, see Canvas operations.

Blueprint Template

Blueprint Editor is the main logical function area of DataV. You can use blueprints to configure logical connections and interactions between nodes and manage logs on the debugging preview page. For more information about how to use blueprints, see Configure Blueprint Editor.

Toolbar

The toolbar is located right above the canvas. It is mainly used to return to the console, control the display of the layer bar, control the display of the component bar, control the display of the right panel, set project filters, view component updates, configure the beautification toolbox, Configure Blueprint Editor, publish, preview, help, and report errors.

Component

You can click the Widgets icon in the toolbar to select widgets from the Widgets drop-down list and add them to a canvas.

DataV supports the following types of widgets:

  • General Settings

  • Charts

  • Map

  • MPS

  • Text

  • Networks

  • clip

  • Interaction

  • Others

  • Add widgets to the favorite list

Data display format description

The following table provides an example of some of the data format, For more data display formats, see https://github.com/d3/d3-format/blob/v3.1.0/README.md#format.

Format

Descriptions

Example

.1f

Floating point number (keep one decimal place)

11.111 => 11.1

.2f

Floating point number (keep two decimal places)

11.111 => 11.11

.0%

Percentage

0.11 => 11%

.1%

Percentage (accurate to the last digit of the percentage)

0.111 => 11.1%

.2%

Percentage (accurate to the last two digits of the percentage)

0.1111 => 11.11%

,.0f

Thousands separator

1111.1 => 1,111

,.1f

thousands separator (keep one decimal place)

1111.1 => 1,111.1

,.2r

Group thousands with two significant digits

1111 => 1,100

e

index symbol

11 => 1.100000e+1

b

Binary notation, rounded to an integer

1111 => 10001010111

o

Octal notation, rounded to an integer

1111 => 2127

d

decimal notation, rounded to an integer

11.111 => 11

r

decimal notation, rounding to significant digits

11.111 => 11.1110

s

decimal notation with SI prefix, rounded to significant digits

1100 => 1.10000k

~

The ~ option trims insignificant trailing zeros in all format types

/

~s

1100 => 1.1k

~r

11.111 => 11.111

x

Hexadecimal notation, using lowercase letters, rounded to an integer

48879 => beef

X

Hexadecimal notation, using uppercase letters, rounded to an integer

48879 => BEEF