snowflake schema (n)~ An extension of a star schema such that one or more dimensions are defined by multiple tables. In a snowflake schema only primary dimension tables are joined to the fact table. Additional dimension tables are joined to primary dimension tables.
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snowflake schema (n)~ An extension of a star schema such that one or more dimensions are defined by multiple tables. In a snowflake schema only primary dimension tables are joined to the fact table. Additional dimension tables are joined to primary dimension tables.
