Eric

[docs] Fix plot was showing twice the same data.

4

On API docs, `databricks.koalas.DataFrame.plot.bar`, an example plot was showing on its first row two bars per element, both of them showing the same data. Changed it to show different data,...

Unexpected exception when reading non-qbeast-formatted data

1

**What went wrong?** The following exception should be thrown when you load data that is not in qbeast format or when the path does not exist. It works well when...