| 主权项 |
1. A method of generating a graphical representation of a data source, comprising:
at a computer having one or more processors and memory:
generating and displaying a graphical user interface on a computer display, wherein the graphical user interface includes a schema information region and a data visualization region, wherein the schema information region includes multiple field names, each field name associated with a data field from the data source, wherein the data visualization region includes a plurality of shelf regions that determine characteristics of a visual graphic displayed in the data visualization region, and wherein each shelf region is configured to receive user placement of one or more of the field names from the schema information region;detecting a user selection of one or more of the field names and a user placement of each user-selected field name in a respective shelf region in the data visualization region;detecting user input to edit a first shelf region, resulting in a first calculated element in the first shelf region, wherein the first calculated element does not match any of the field names in the schema information region; andgenerating a visual graphic in accordance with the data source and content of respective shelf regions, including user-selected field names and the first calculated element, and displaying the visual graphic in the data visualization region. |
