Du skal bare CROSS JOIN
SUM()
af Number
kolonne:
SELECT Name, Number, Number * 100 / t.s AS `% of total`
FROM mytable
CROSS JOIN (SELECT SUM(Number) AS s FROM mytable) t
Du skal bare CROSS JOIN
SUM()
af Number
kolonne:
SELECT Name, Number, Number * 100 / t.s AS `% of total`
FROM mytable
CROSS JOIN (SELECT SUM(Number) AS s FROM mytable) t