Relationship

Relationship metrics:

• Relationship Type: shows M:1 or M:M or 1:1 relationship type.
• Relationship Size: relationship size (in bytes).
• Max From Cardinality: maximum cardinality of columns on the From side of the selected relationships.
• Max To Cardinality: maximum cardinality of columns on the To side of the selected relationships.
• 1:M Ratio %: ratio between the Max To Cardinality and the number of rows of the table on the Many side of the relationship.
• Missing Keys: Number of unique values on the From side of the relationship that have missing values on the To side of the relationship.
• Invalid Rows: number of rows on the From side of the relationship that have a missing key on the To side of the relationship.
• Bid. Filters: Show the presence of a bidirectional filter.
• MMR: Shows the presence of a many-to-many cardinality relationship.