| Interface | Description | 
|---|---|
| Catalog | 
 A Catalog API for table create, drop, and load operations. 
 | 
| Catalog.TableBuilder | 
 A builder used to create valid  
tables or start create/replace transactions. | 
| SupportsNamespaces | 
 Catalog methods for working with namespaces. 
 | 
| Class | Description | 
|---|---|
| Namespace | 
 A namespace in a  
Catalog. | 
| TableIdentifier | 
 Identifies a table in iceberg catalog. 
 |