Displaying 1 result from an estimated 1 matches for "calculationsplugin".
2006 Jan 07
8
Using find_by_sql to get the sum of a column
Hello,
I was wondering if there was a method in Rails that returns the sum of a
column. For example, I have a column called ''score'' and writing a SQL
statement such a ''select sum(score) from table_name'' does return the sum
of the values in the column. In the past (not too long ago being a
newbie), I defined all sorts of methods only to discover that Rails