diff options
Diffstat (limited to 'lib/arel/visitors/to_sql.rb')
| -rw-r--r-- | lib/arel/visitors/to_sql.rb | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/lib/arel/visitors/to_sql.rb b/lib/arel/visitors/to_sql.rb index 7669fd67ab..f25c0ee69f 100644 --- a/lib/arel/visitors/to_sql.rb +++ b/lib/arel/visitors/to_sql.rb @@ -42,20 +42,31 @@ module Arel if o.orders.empty? && o.limit.nil? wheres = o.wheres else + key = o.key + unless key + warn(<<-eowarn) if $VERBOSE +(#{caller.first}) Using UpdateManager without setting UpdateManager#key is +deprecated and support will be removed in ARel 3.0.0. Please set the primary +key on UpdateManager using UpdateManager#key= +eowarn + key = o.relation.primary_key + end + + wheres = o.wheres stmt = Nodes::SelectStatement.new core = stmt.cores.first core.froms = o.relation - core.projections = [o.relation.primary_key] + core.projections = [key] stmt.limit = o.limit stmt.orders = o.orders - wheres = [Nodes::In.new(o.relation.primary_key, [stmt])] + wheres = [Nodes::In.new(key, [stmt])] end [ "UPDATE #{visit o.relation}", ("SET #{o.values.map { |value| visit value }.join ', '}" unless o.values.empty?), - ("WHERE #{wheres.map { |x| visit x }.join ' AND '}" unless wheres.empty?) + ("WHERE #{wheres.map { |x| visit x }.join ' AND '}" unless wheres.empty?), ].compact.join ' ' end |