@@ -, +, @@ if not exists --- .../mysql/atomicupdate/bug_13984-add-CardnumberLength_unless_exists.sql | 1 + 1 file changed, 1 insertion(+) create mode 100644 installer/data/mysql/atomicupdate/bug_13984-add-CardnumberLength_unless_exists.sql --- a/installer/data/mysql/atomicupdate/bug_13984-add-CardnumberLength_unless_exists.sql +++ a/installer/data/mysql/atomicupdate/bug_13984-add-CardnumberLength_unless_exists.sql @@ -0,0 +1, @@ +INSERT IGNORE INTO systempreferences (variable,value,options,explanation,type) VALUES('CardnumberLength', '', '', 'Set a length for card numbers.', 'Free'); --