diff options
Diffstat (limited to 'activerecord/lib')
4 files changed, 8 insertions, 6 deletions
diff --git a/activerecord/lib/active_record/attribute_methods/read.rb b/activerecord/lib/active_record/attribute_methods/read.rb index 2363cf7608..5197e21fa4 100644 --- a/activerecord/lib/active_record/attribute_methods/read.rb +++ b/activerecord/lib/active_record/attribute_methods/read.rb @@ -56,14 +56,12 @@ module ActiveRecord end end - ID = 'id'.freeze - # Returns the value of the attribute identified by <tt>attr_name</tt> after # it has been typecast (for example, "2004-12-12" in a date column is cast # to a date object, like Date.new(2004, 12, 12)). def read_attribute(attr_name, &block) name = attr_name.to_s - name = self.class.primary_key if name == ID + name = self.class.primary_key if name == 'id'.freeze _read_attribute(name, &block) end diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb index b3e55a0b90..7b47539596 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -727,8 +727,10 @@ module ActiveRecord # SHOW VARIABLES LIKE 'name' def show_variable(name) - variables = select_all("SHOW VARIABLES LIKE '#{name}'", 'SCHEMA') + variables = select_all("select @@#{name} as 'Value'", 'SCHEMA') variables.first['Value'] unless variables.empty? + rescue ActiveRecord::StatementInvalid + nil end # Returns a table's primary key and belonging sequence. diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb index 2ae462d773..0738c59ddf 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb @@ -223,7 +223,7 @@ module ActiveRecord return @client_encoding if @client_encoding result = exec_query( - "SHOW VARIABLES WHERE Variable_name = 'character_set_client'", + "select @@character_set_client", 'SCHEMA') @client_encoding = ENCODINGS[result.rows.last.last] end diff --git a/activerecord/lib/active_record/type/decimal.rb b/activerecord/lib/active_record/type/decimal.rb index f200a92d10..f5b145230d 100644 --- a/activerecord/lib/active_record/type/decimal.rb +++ b/activerecord/lib/active_record/type/decimal.rb @@ -14,7 +14,7 @@ module ActiveRecord private def cast_value(value) - case value + casted_value = case value when ::Float convert_float_to_big_decimal(value) when ::Numeric, ::String @@ -26,6 +26,8 @@ module ActiveRecord cast_value(value.to_s) end end + + scale ? casted_value.round(scale) : casted_value end def convert_float_to_big_decimal(value) |