diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb')
-rw-r--r-- | activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb index 42c794c828..38dd9578fe 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb @@ -40,8 +40,9 @@ module ActiveRecord # Returns a single value from a record def select_value(arel, name = nil, binds = []) - if result = select_one(arel, name, binds) - result.values.first + arel, binds = binds_from_relation arel, binds + if result = select_rows(to_sql(arel, binds), name, binds).first + result.first end end @@ -188,7 +189,7 @@ module ActiveRecord # You should consult the documentation for your database to understand the # semantics of these different levels: # - # * http://www.postgresql.org/docs/9.1/static/transaction-iso.html + # * http://www.postgresql.org/docs/current/static/transaction-iso.html # * https://dev.mysql.com/doc/refman/5.6/en/set-transaction.html # # An <tt>ActiveRecord::TransactionIsolationError</tt> will be raised if: |