Don't know what database you are using, but this looks like you are trying to cast the string 'testing' to an integer and the database engine says you can't do that.
-- Mike Conley On Wed, Sep 14, 2011 at 9:51 AM, pravin battula <pravin.batt...@gmail.com>wrote: > Sorry for the spelling mistake.It shows an error as below. > OperationalError: (OperationalError) (1292, "Truncated incorrect > INTEGER value: 'testing'") 'UPDATE test.mytable SET > `newColumn`=CAST(test.mytable.`empno` AS SIGNED INTEGER)' () > > On Sep 14, 6:48 pm, pravin battula <pravin.batt...@gmail.com> wrote: > > Hi, > > > > I'm using cast to update values in a table by issuing following > > command. > > > > table.update().values(empno = cast(empno,Integer)).execute(). > > > > Where as empno is an string field,i'm trying to convert the data from > > empno column from string to integer and then issuing the below command > > to alter the data type of the column by issuing following command. > > alter_column(table.c.empno,type=Integer). > > > > It shows an error as > > OperationalError: (OperationalError) (1292, "Truncated incorrect > > INTEGER value: '1d'") 'UPDATE test.mytable SET > > `newColumn`=CAST(CAST(%s AS CHAR) AS SIGNED INTEGER)' ('1d',) > > > > Please do the needful > > -- > You received this message because you are subscribed to the Google Groups > "sqlalchemy" group. > To post to this group, send email to sqlalchemy@googlegroups.com. > To unsubscribe from this group, send email to > sqlalchemy+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/sqlalchemy?hl=en. > > -- You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalchemy@googlegroups.com. To unsubscribe from this group, send email to sqlalchemy+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en.