6 # This upgrade step is identical to the 4.2.7 upgrade, but only
7 # runs on Oracle because 4.2.7 was originally released with
8 # flawed SQL which did not run on Oracle.
9 return unless RT->Config->Get('DatabaseType') eq 'Oracle';
10 RT->DatabaseHandle->dbh->do(<<EOSQL);
11 DELETE FROM Attributes
12 WHERE (Name = 'LinkValueTo' OR Name = 'IncludeContentForValue')
13 AND (LENGTH(Content) = 0 OR Content IS NULL)