Introduction

The Value Count Summarizer gather statistics for each of the columns of the table, the gathered information will depend on the column type.

Features

Columns Statistics

The Value Count Summarizer will generate the following statistics for each column:

• Number of unique values.
• Number of null values.
• For numeric columns:
  • Minimum value.
  • Maximum value.
  • Standard deviation.
  • Average
• For boolean columns
  • True counts
  • False counts 

Unique values processing

The summarizer has the option to create sub jobs for the unique values of a column, the created sub jobs can be limited by a specific number of unique values per column or by only the values that represent a specific percentage of the total of values for a specific column