Github user 1ambda commented on the issue: https://github.com/apache/zeppelin/pull/2098 Few things are fixed. And really ready to be reviewed. - Use `description` field in `axisType` as description will be displayed using tooltip in 7c6768f - Fix yarn cache issue in c91a033, 4887800 - Add `array:2-key` transform method which is designed for xyz chart (e.g bubble) in bf56761 @AhyoungRyu @Leemoonsoo Please help review this. Here is a pretty chart you might be interested in using newly added transform method :) ![scatter](https://cloud.githubusercontent.com/assets/4968473/24864896/8fe4806e-1e40-11e7-8263-8000f7d45ff2.gif) ![bubble_1](https://cloud.githubusercontent.com/assets/4968473/24864898/91b8a65e-1e40-11e7-8464-7a612ceb94bb.gif) ![bubble_2](https://cloud.githubusercontent.com/assets/4968473/24864901/93735084-1e40-11e7-9d04-765e74abfa2e.gif)
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