| Package | Description | 
|---|---|
| org.apache.hadoop.hbase.constraint | Restrict the domain of a data attribute, often times to fulfill business rules/requirements. | 
| org.apache.hadoop.hbase.rsgroup | 
| Class and Description | 
|---|
| Constraint Apply a  Constraint(in traditional database terminology) to a HTable. | 
| ConstraintException Exception that a user defined constraint throws on failure of a
   Put. | 
| Class and Description | 
|---|
| ConstraintException Exception that a user defined constraint throws on failure of a
   Put. | 
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