Thread

  1. Re: hidden data fields

    mikeo <mikeo@spectrumtelecorp.com> — 2000-08-22T18:52:26Z

    you could "hide" or mask columns through views...
    
    
    mikeo
    
    
    
    At 02:10 PM 8/22/00 -0700, Mike Sears wrote: 
    
    >>>>
    
    <excerpt><fontfamily><param>Arial</param><smaller>In mysql you can make
    some data apear to be garbled or hiddne, I'm wondering if this can be
    done using psql?
    
    </smaller></fontfamily>
    
    </excerpt><<<<<<<<
    
    
    
    
    
  2. hidden data fields

    Mike Sears <msears@vianet.ca> — 2000-08-22T21:10:27Z

    In mysql you can make some data apear to be garbled or hiddne, I'm wondering if this can be done using psql?
    
  3. Re: hidden data fields

    Gilles DAROLD <gilles@darold.net> — 2000-08-23T08:09:17Z

    Mike Sears wrote:
    
    > In mysql you can make some data apear to be garbled or hiddne, I'm
    > wondering if this can be done using psql?
    
    Unlike MySQL there is no hidden type for your data, but you can use the
    pg_user example,
    see below :
    
    %> psql template1
    
    template1=> select * from pg_user;
    postgres|      26|t          |t       |t       |t        |********|Sat
    Jan 31 07:00:00 2037 CET
    
    The password file is "hidden", but how ?
    just type :
    
    template1=> \d pg_user
    View    = pg_user
    Query   = SELECT "pg_shadow"."usename", "pg_shadow"."usesysid",
    "pg_shadow"."usecreatedb", "pg_shadow"."usetrace",
    "pg_shadow"."usesuper", "pg_shadow"."usecatupd", '********'::"text" AS
    "passwd", "pg_shadow"."valuntil" FROM "pg_shadow";
    +----------------------------------+----------------------------------+-------+
    
    |              Field               |              Type                |
    Length|
    +----------------------------------+----------------------------------+-------+
    
    | usename                          | name
    |    32 |
    | usesysid                         | int4
    |     4 |
    | usecreatedb                      | bool
    |     1 |
    | usetrace                         | bool
    |     1 |
    | usesuper                         | bool
    |     1 |
    | usecatupd                        | bool
    |     1 |
    | passwd                           | text
    |   var |
    | valuntil                         | abstime
    |     4 |
    +----------------------------------+----------------------------------+-------+
    
    Not very useful, but it can be done...
    
    Regards,