ops$tkyte%ORA10GR2> select rownum, version, txt
  2    from (select version, txt from features order by rnd)
  3  /

    ROWNUM VERSION              TXT
---------- -------------------- ----------------------------------------------------------------------------------------------------
         1 11.1                 Real Application Testing
         2 7.0                  Read only Replication
         3 5                    Distributed Query
         4 8.1.5                Drop column
         5 5                    Client-Server (where the client could be elsewhere in the network)
         6 8.0                  Object Relational Features
         7 7.2                  Ability to return result sets from stored procedures (ref cursors)
         8 3                    Commit and Rollback (transactions)
         9 7.0                  Triggers
        10 8.1.5                Function based indexes
        11 8.1.5                Materialized Views
        12 8.0                  Rman
        13 9.2                  Audit SYSDBA/SYSOPER activity
        14 9.0                  Automatic Undo Management
        15 9.0                  Resumable Operations
        16 10.1                 Automatic Storage Management (ASM)
        17 9.2                  Streams
        18 7.3                  Bitmap Indexes
        19 8.1.6                csscan - Character Set Scanner utility
        20 9.0                  Flashback Query
        21 8.1.6                Case statement
        22 7.1                  Parallel Query
        23 10.2                 Transparent column level encryption
        24 11.1                 Tablespace encryption
        25 6                    PL/SQL
        26 8.0                  Partitioning
        27 6                    Row Level Locking
        28 4                    Read Consistency (my favorite feature!)
        29 7.0                  2 Phase Commit
        30 10.1                 Sorted Hash Clusters
        31 10.2                 Conditional compilation for PL/SQL
        32 2                    Connect By Queries (select ename, level from emp connect by prior....)
        33 7.1                  Update anywhere Replication

33 rows selected.

/*

drop table features;
create table features( rnd number, version varchar2(20), txt varchar2(100) );

insert into features values ( dbms_random.random, '2', 'Connect By Queries (select ename, level from emp connect by prior....)');
insert into features values ( dbms_random.random, '3', 'Commit and Rollback (transactions)');
insert into features values ( dbms_random.random, '4', 'Read Consistency (my favorite feature!)');
insert into features values ( dbms_random.random, '5', 'Client-Server (where the client could be elsewhere in the network)');
insert into features values ( dbms_random.random, '5', 'Distributed Query');
insert into features values ( dbms_random.random, '6', 'Row Level Locking');
insert into features values ( dbms_random.random, '6', 'PL/SQL');
insert into features values ( dbms_random.random, '7.0', '2 Phase Commit');
insert into features values ( dbms_random.random, '7.0', 'Triggers');
insert into features values ( dbms_random.random, '7.0', 'Read only Replication');
insert into features values ( dbms_random.random, '7.1', 'Update anywhere Replication');
insert into features values ( dbms_random.random, '7.1', 'Parallel Query');
insert into features values ( dbms_random.random, '7.2', 'Ability to return result sets from stored procedures (ref cursors)');
insert into features values ( dbms_random.random, '7.3', 'Bitmap Indexes');
insert into features values ( dbms_random.random, '8.0', 'Object Relational Features');
insert into features values ( dbms_random.random, '8.0', 'Partitioning');
insert into features values ( dbms_random.random, '8.0', 'Rman');
insert into features values ( dbms_random.random, '8.1.5', 'Materialized Views');
insert into features values ( dbms_random.random, '8.1.5', 'Function based indexes');
insert into features values ( dbms_random.random, '8.1.5', 'Drop column');
insert into features values ( dbms_random.random, '8.1.6', 'Case statement');
insert into features values ( dbms_random.random, '8.1.6', 'csscan - Character Set Scanner utility');
insert into features values ( dbms_random.random, '9.0', 'Automatic Undo Management');
insert into features values ( dbms_random.random, '9.0', 'Resumable Operations');
insert into features values ( dbms_random.random, '9.0', 'Flashback Query');
insert into features values ( dbms_random.random, '9.2', 'Streams');
insert into features values ( dbms_random.random, '9.2', 'Audit SYSDBA/SYSOPER activity');
insert into features values ( dbms_random.random, '10.1', 'Automatic Storage Management (ASM)');
insert into features values ( dbms_random.random, '10.1', 'Sorted Hash Clusters');
insert into features values ( dbms_random.random, '10.2', 'Conditional compilation for PL/SQL');
insert into features values ( dbms_random.random, '10.2', 'Transparent column level encryption');
insert into features values ( dbms_random.random, '11.1', 'Tablespace encryption');
insert into features values ( dbms_random.random, '11.1', 'Real Application Testing');

select distinct version from features order by version;
*/