In a column-family store, what does a "column-family" represent?
- A collection of rows with similar attributes
- A group of related tables
- A single column in a table
- A subset of columns in a table
In a column-family store, a "column-family" represents a collection of rows with similar attributes. This allows for efficient storage and retrieval of data by organizing related information together, making it suitable for scenarios where data access patterns involve retrieving multiple attributes of a single entity.
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