On 8/23/05, Jochem van Dieten <[EMAIL PROTECTED]> wrote:
> Boolean is a native SQL datatype.
In Oracle, Boolean is not a native SQL datatype. It is a PL/SQL
datatype. In other words, you cannot create a database table having a
column with a boolean datatype:
H:\SQLplus>sqlplus scott/tiger
SQL*Plus: Release 9.2.0.1.0 - Production on Tue Aug 23 15:03:57 2005
Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved.
Connected to:
Oracle9i Enterprise Edition Release 9.2.0.1.0 - Production
With the Partitioning, OLAP and Oracle Data Mining options
JServer Release 9.2.0.1.0 - Production
[EMAIL PROTECTED]> create table t (mycol boolean);
create table t (mycol boolean)
*
ERROR at line 1:
ORA-00902: invalid datatype
[EMAIL PROTECTED]> create table t (mycol varchar2(1));
Table created.
Related Oracle documentation:
http://download-west.oracle.com/docs/cd/B10501_01/server.920/a96524/c13datyp.htm
http://download-west.oracle.com/docs/cd/B10501_01/appdev.920/a96624/03_types.htm
--
Eddie Awad.
http://awads.net/
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