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| author | Aaron Patterson <aaron.patterson@gmail.com> | 2010-09-08 15:08:00 -0700 |
|---|---|---|
| committer | Aaron Patterson <aaron.patterson@gmail.com> | 2010-09-08 15:08:00 -0700 |
| commit | 7b122f9a336c8c780dcc5a29074f17f3ec493dc6 (patch) | |
| tree | f1d76bf30258e0413d9ac032493225f3c4fdaddb /lib/arel/visitors | |
| parent | 301dfa5a3888a41ea36324a390241538249e9a53 (diff) | |
| download | rails-7b122f9a336c8c780dcc5a29074f17f3ec493dc6.tar.gz rails-7b122f9a336c8c780dcc5a29074f17f3ec493dc6.tar.bz2 rails-7b122f9a336c8c780dcc5a29074f17f3ec493dc6.zip | |
adding maximum nodes
Diffstat (limited to 'lib/arel/visitors')
| -rw-r--r-- | lib/arel/visitors/to_sql.rb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/arel/visitors/to_sql.rb b/lib/arel/visitors/to_sql.rb index 2a96444d59..e1cf0f3778 100644 --- a/lib/arel/visitors/to_sql.rb +++ b/lib/arel/visitors/to_sql.rb @@ -76,6 +76,11 @@ module Arel visit x }.join(', ')})#{o.alias ? " AS #{visit o.alias}" : ''}" end + def visit_Arel_Nodes_Max o + "MAX(#{o.expressions.map { |x| + visit x }.join(', ')})#{o.alias ? " AS #{visit o.alias}" : ''}" + end + def visit_Arel_Nodes_TableAlias o "#{visit o.relation} #{quote_table_name o.name}" end |