RE: what to put in place of null

From: Post, Ethan <epost_at_kcc.com>
Date: Tue, 05 Jun 2001 14:12:52 -0700
Message-ID: <F001.0031CF68.20010605141349@fatcity.com>

Try

I have a cursor declared as
cursor c1 is
select dd,dd1,dd2,dd3 from dd
union
select ' ',' ',dd2,dd3 from dd1;

I have a cursor declared as
cursor c1 is
select dd,dd1,dd2,dd3 from dd
union
select 0,0,dd2,dd3 from dd1;

Ethan

-----Original Message-----
Sent: Tuesday, June 05, 2001 2:31 PM
To: Multiple recipients of list ORACLE-L

Hi,

I have a cursor declared as
I have a cursor declared as
cursor c1 is
select dd,dd1,dd2,dd3 from dd
union
select null,null,dd2,dd3 from dd1;

i am getting error:
*
ERROR at line 1:

ORA-01790: expression must have same datatype as corresponding expression
ORA-06512: at "DY.REST", line 4
ORA-06512: at "DY.REST", line 10
ORA-06512: at line 1

what to replace null with......
dd1 has only 2 columns dd2 and dd3.....

Thanks
Harvinder
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Author: Harvinder Singh
INET: Harvinder.Singh_at_MetraTech.com

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Author: Post, Ethan
INET: epost_at_kcc.com

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