Google Adds Legend Tool for Range-based Fusion Table Maps
Sharon Machlis at Computerworld notes the need.
The feature had been long sought by users (like me) who didn't want to code manual workarounds for quick one-off projects (those doing more elaborate work with the tool will likely continue customizing the legend and other look-and-feel options). Until now, you could color points or polygons based on specific data characteristics but not generate a legend within the tool; any color keys needed to be created separately.
The announcement came yesterday via a post on the Fusion Tables Issue Tracker site. This issue, and only two others, have more more than 200 requests.
Here's how to use the new feature: