51.14. pg_conversion
  The catalog
  
   pg_conversion
  
  describes
   encoding conversion procedures.  See
  
   
    CREATE CONVERSION
   
  
  for more information.
 
   
    Table 51.14. 
    
     pg_conversion
    
    Columns
   
  
| Name | Type | References | Description | 
|---|---|---|---|
       
        oid
       
       | 
      
       
        oid
       
       | 
      Row identifier (hidden attribute; must be explicitly selected) | |
       
        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 procedure | 
       
        condefault
       
       | 
      
       
        bool
       
       | 
      True if this is the default conversion |