remove dead code

2 files changed, 1 insertions, 8 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
index 87bb2ef7b7..55533311f5 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
@@ -291,13 +291,6 @@ module ActiveRecord
       end
 
       def exec_query(sql, name = nil, binds = [])
-        #if @prepared_statements && name != 'EXPLAIN'
-        #  unless sql.count('?') == binds.length
-        #    str = "binds.length => #{binds.length} sql.count => #{sql.count('?')}\n" \
-        #      "#{sql}"
-        #    raise str
-        #  end
-        #end
         type_casted_binds = binds.map { |col, val|
           [col, type_cast(val, col)]
         }
diff --git a/activerecord/lib/active_record/statement_cache.rb b/activerecord/lib/active_record/statement_cache.rb
index 7e73744d59..46c8bcc9c5 100644
--- a/activerecord/lib/active_record/statement_cache.rb
+++ b/activerecord/lib/active_record/statement_cache.rb
@@ -51,7 +51,7 @@ module ActiveRecord
         @value_map   = {}
         @bind_values = bind_values
 
-        bind_values.each_with_index do |(column, value), i|
+        bind_values.each_with_index do |(_, value), i|
           if Substitute === value
             @value_map[value.name] = i
           end