Self-tuning histograms have been proposed in the past as an attempt to leverage feedback from query execution. However, the focus thus far has been on histograms that only store cardinalities. In this ...

"groupby.GroupByMethods.time_dtype_as_group (Python) with application='direct', dtype='int16', method='value_counts', ncols=1, param5='cython'": "http://57.128.112.95 ...

When trying to get a distinct list and count of a text column read in from parquet files created by Dask I get the below error. The data is the yagoFacts from here ...