>>Hi,
>>
>>trying to update table using UPDATE-SQL and keep getting an error, that field "grno" doe snot accept NULL value.
>>First of all, it happens only when I run EXE, never in APP. and second, I am using NVL function to prevent any NULLs.
>>
>>Please see the simple code below:
>>UPDATE PS1;
>> SET PS1.grno=NVL(ID.grno,SPACE(6)) ;
>> FROM PS1 ;
>> LEFT OUTER JOIN ID1 ON UPPER(PS1.employeeid)=UPPER(ID1.employeeid)
>>
>>I tried to use INNER JOIN, but received the same error message.
>>
>>And by the way, I modified the table PS1 to allow NULL value in the field "grno".
>>
>>Any ideas?
>>
>>Thanks
>>Jerry
>>
>
>try
>

>UPDATE PS1;
>SET PS1.grno=NVL(ID.grno,SPACE(6)) ;
>FROM PS1 ;
>LEFT OUTER JOIN ID1 ON UPPER(PS1.employeeid)=UPPER(ID1.employeeid)
>WHERE NVL(ID.grno,SPACE(6)) IS NOT NULL
>

>
>the error is still present ?

Thanks. It does not work.