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The Value Count Connector will gather statistics for each of a table columns 

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Introduction


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


Framework and Connector

Features

Framework Features

Name SupportedContent CrawlingIdentity CrawlingSnapshot-based IncrementalsNon-snapshot-based Incrementals

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 of a specific column.

Document Hierarchy

Connector Features

The Value Count connector has the following features:

  • <Connector Feature 1>

Content Crawled

The Value Count connector is able to crawl the following objects:

NameTypeRelevant MetadataContent Fetch and ExtractionDescription

Limitations

The Value Count Connector has the following limitations:

<Limitation 1>