A Row in a Table can be called as Wide or Skinny depending on the no of Columns in a Table. A Row can be called Wide row if the table contain Columns in Thousands or Millions #59
Primary Key associated with Wide Row can can be called as Compound Key as it involves 2 Keys #60
Compound Key & Wide Row
Primary Key associated with Wide Row can can be called as Compound Key as it involves 2 Keys #60
- Partition Key
- Helps to identify the Node in which a Wide Row/ Partition has been stored #60
- Composite Partition Key : When a partition key is specified by more than one Column it is called Composite Partition Key
- Clustering Key
- Controls how data is Sorted within a Partition
- Is Optional
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