51.14. pg_conversion
  The catalog
  
   pg_conversion
  
  describes
   encoding conversion functions.  See
  
   
    CREATE CONVERSION
   
  
  for more information.
 
   
    Table 51.14. 
    
     pg_conversion
    
    Columns
   
  
| Name | Type | References | Description | 
|---|---|---|---|
| 
        oid
        | 
        oid
        | Row identifier | |
| 
        conname
        | 
        name
        | Conversion name (unique within a namespace) | |
| 
        connamespace
        | 
        oid
        | 
        
          | The OID of the namespace that contains this conversion | 
| 
        conowner
        | 
        oid
        | 
        
          | Owner of the conversion | 
| 
        conforencoding
        | 
        int4
        | Source encoding ID | |
| 
        contoencoding
        | 
        int4
        | Destination encoding ID | |
| 
        conproc
        | 
        regproc
        | 
        
          | Conversion function | 
| 
        condefault
        | 
        bool
        | True if this is the default conversion |