51.32. pg_namespace
 The catalog pg_namespace stores namespaces. A namespace is the structure underlying SQL schemas: each namespace can have a separate collection of relations, types, etc. without name conflicts. 
Table 51.32. pg_namespace Columns
| Column Type Description | 
|---|
| 
 Row identifier | 
| 
 Name of the namespace | 
| 
 Owner of the namespace | 
| 
 Access privileges; see Section 5.7 for details |