# Table Analysis:

## Match Analysis

This analysis enables you to assess the number of duplicates in your data. It estimates the number of groups of similar data on a table or a column set basis. You may also use it to define matching rules you can then share in the Repository.

See the video about creating matching rules with the match editor in Talend Help Center, you can click here and search "match_analysis" and select "Video" type for more details.