Firebird: decimal/numeric support. Closes #6408.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5459 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activerecord/CHANGELOG

 *SVN*
 
+* Firebird: decimal/numeric support.  #6408 [macrnic]
+
 * make add_order a tad faster. #6567 [Stefan Kaes]
 
 * Find with :include respects scoped :order.  #5850

activerecord/lib/active_record/connection_adapters/firebird_adapter.rb

@@ -50,7 +50,7 @@ def initialize(name, domain, type, sub_type, length, precision, scale, default_s
 
         @default = parse_default(default_source) if default_source
         @limit = decide_limit(length)
-        @domain, @sub_type, @precision, @scale = domain, sub_type, precision, scale
+        @domain, @sub_type, @precision, @scale = domain, sub_type, precision, scale.abs
       end
 
       def type
@@ -293,6 +293,8 @@ def native_database_types # :nodoc:
           :string      => { :name => "varchar", :limit => 255 },
           :text        => { :name => "blob sub_type text" },
           :integer     => { :name => "bigint" },
+          :decimal     => { :name => "decimal" },
+          :numeric     => { :name => "numeric" },
           :float       => { :name => "float" },
           :datetime    => { :name => "timestamp" },
           :timestamp   => { :name => "timestamp" },
@@ -534,12 +536,7 @@ def rename_column(table_name, column_name, new_column_name) # :nodoc:
       end
 
       def remove_index(table_name, options) #:nodoc:
-        if Hash === options
-          index_name = options[:name]
-        else
-          index_name = "#{table_name}_#{options}_index"
-        end
-        execute "DROP INDEX #{index_name}"
+        execute "DROP INDEX #{quote_column_name(index_name(table_name, options))}"
       end
 
       def rename_table(name, new_name) # :nodoc:
@@ -568,12 +565,12 @@ def dump_schema_information # :nodoc:
         super << ";\n"
       end
 
-      def type_to_sql(type, limit = nil) # :nodoc:
+      def type_to_sql(type, limit = nil, precision = nil, scale = nil) # :nodoc:
         case type
           when :integer then integer_sql_type(limit)
           when :float   then float_sql_type(limit)
-          when :string  then super
-          else super(type)
+          when :string  then super(type, limit, precision, scale)
+          else super(type, limit, precision, scale)
         end
       end
 

activerecord/test/migration_test_firebird.rb

@@ -91,7 +91,7 @@ def test_rename_table_with_data_and_index
     assert_nothing_raised { @connection.rename_table :foo, :bar }
     assert !@connection.tables.include?("foo")
     assert @connection.tables.include?("bar")
-    assert_equal "bar_baz_index", @connection.indexes("bar").first.name
+    assert_equal "index_bar_on_baz", @connection.indexes("bar").first.name
     assert_equal 100, FireRuby::Generator.new("bar_seq", @fireruby_connection).last
     assert_equal 100, @connection.select_one("SELECT COUNT(*) FROM bar")["count"]
   ensure