Creating a Graduated Symbol Thematic Map

Graduated symbol map uses symbols to represent different values. The size of the symbol varies according to the values in the field. For example, use graduated symbols to show the number of housing units in the city.

To create a Graduated Symbol thematic map, follow the steps given below:

  1. Click or touch the Add icon on the upper right corner of the map to open the Add panel.
  2. Click or touch the Create Thematics Map icon to create a thematic map.
  3. From the Table drop-down list select a table on which you would want to apply thematic.
    Note: You can also create thematics on query data.
  4. From the Column drop-down list, select a column on which you would like to create thematic.
  5. From the Thematic type drop-down list, select the Graduated Symbol thematic map.
    Note: A Graduated Thematic can be created on numeric column only.
  6. Enter a new name in the Thematic Map Name text box for the Thematic map or you may also retain the default name. The default name is a combination of a table name, column name and visualization name.
    Note: A thematic map name can be of maximum 50 characters. Special characters are not allowed in thematic map names.
  7. From the Style drop-down list, select symbol of your choice.
  8. From the Positive value color box, select the color to display symbols for positive data values.
  9. From the Size, select the size.
  10. The Highest value displays the maximum absolute value present in the selected column.
  11. From the Relative size by, you can choose size by constant, square root or log.
  12. Click or tap on the Preview Legend button to preview legend range.
  13. Enter a new name in the Thematic Map Name text box for the Thematic map or you may also retain the default name. The default name is a combination of a table name, column name and visualization name.
    Note: A thematic map name can be of maximum 50 characters. Special characters are not allowed in thematic map names.
  14. Click or tap on the Create button.
    The Name of the layer text box appears. Each thematic map is added as a top level map item. The thematic map is also listed in the Map Legend panel.
    Note: The Thematic Map is not retained once you refresh your current page or change Map Project.