3 files changed, 11 insertions, 40 deletions
diff --git a/lib/sqlalchemy/dialects/mysql/mysqlconnector.py b/lib/sqlalchemy/dialects/mysql/mysqlconnector.py
index 33c18f6d6..981e1e204 100644
--- a/lib/sqlalchemy/dialects/mysql/mysqlconnector.py
+++ b/lib/sqlalchemy/dialects/mysql/mysqlconnector.py
@@ -8,7 +8,7 @@ import re
 
 from sqlalchemy.dialects.mysql.base import (MySQLDialect,
     MySQLExecutionContext, MySQLCompiler, MySQLIdentifierPreparer,
-    BIT, NUMERIC, _NumericType)
+    BIT)
 
 from sqlalchemy.engine import base as engine_base, default
 from sqlalchemy.sql import operators as sql_operators
@@ -28,15 +28,6 @@ class MySQLCompiler_mysqlconnector(MySQLCompiler):
     def post_process_text(self, text):
         return text.replace('%', '%%')
 
-class _DecimalType(_NumericType):
-    def result_processor(self, dialect, coltype):
-        if self.asdecimal:
-            return None
-        return processors.to_float
-
-class _myconnpyNumeric(_DecimalType, NUMERIC):
-    pass
-
 class MySQLIdentifierPreparer_mysqlconnector(MySQLIdentifierPreparer):
 
     def _escape_identifier(self, value):
@@ -56,6 +47,8 @@ class MySQLDialect_mysqlconnector(MySQLDialect):
     supports_sane_rowcount = True
     supports_sane_multi_rowcount = True
 
+    supports_native_decimal = True
+
     default_paramstyle = 'format'
     execution_ctx_cls = MySQLExecutionContext_mysqlconnector
     statement_compiler = MySQLCompiler_mysqlconnector
@@ -65,7 +58,6 @@ class MySQLDialect_mysqlconnector(MySQLDialect):
     colspecs = util.update_copy(
         MySQLDialect.colspecs,
         {
-            sqltypes.Numeric: _myconnpyNumeric,
             BIT: _myconnpyBIT,
         }
     )
diff --git a/lib/sqlalchemy/dialects/mysql/mysqldb.py b/lib/sqlalchemy/dialects/mysql/mysqldb.py
index 038e58a4c..9d34939a1 100644
--- a/lib/sqlalchemy/dialects/mysql/mysqldb.py
+++ b/lib/sqlalchemy/dialects/mysql/mysqldb.py
@@ -20,11 +20,10 @@ strings, also pass ``use_unicode=0`` in the connection arguments::
   create_engine('mysql:///mydb?charset=utf8&use_unicode=0')
 """
 
-import decimal
 import re
 
-from sqlalchemy.dialects.mysql.base import (DECIMAL, MySQLDialect, MySQLExecutionContext,
-                                            MySQLCompiler, MySQLIdentifierPreparer, NUMERIC, _NumericType)
+from sqlalchemy.dialects.mysql.base import (MySQLDialect, MySQLExecutionContext,
+                                            MySQLCompiler, MySQLIdentifierPreparer)
 from sqlalchemy.engine import base as engine_base, default
 from sqlalchemy.sql import operators as sql_operators
 from sqlalchemy import exc, log, schema, sql, types as sqltypes, util
@@ -48,20 +47,6 @@ class MySQLCompiler_mysqldb(MySQLCompiler):
         return text.replace('%', '%%')
 
 
-class _DecimalType(_NumericType):
-    def result_processor(self, dialect, coltype):
-        if self.asdecimal:
-            return None
-        return processors.to_float
-
-
-class _MySQLdbNumeric(_DecimalType, NUMERIC):
-    pass
-
-
-class _MySQLdbDecimal(_DecimalType, DECIMAL):
-    pass
-
 class MySQLIdentifierPreparer_mysqldb(MySQLIdentifierPreparer):
     
     def _escape_identifier(self, value):
@@ -74,6 +59,8 @@ class MySQLDialect_mysqldb(MySQLDialect):
     supports_sane_rowcount = True
     supports_sane_multi_rowcount = True
 
+    supports_native_decimal = True
+
     default_paramstyle = 'format'
     execution_ctx_cls = MySQLExecutionContext_mysqldb
     statement_compiler = MySQLCompiler_mysqldb
@@ -82,8 +69,6 @@ class MySQLDialect_mysqldb(MySQLDialect):
     colspecs = util.update_copy(
         MySQLDialect.colspecs,
         {
-            sqltypes.Numeric: _MySQLdbNumeric,
-            DECIMAL: _MySQLdbDecimal
         }
     )
     
diff --git a/lib/sqlalchemy/dialects/mysql/oursql.py b/lib/sqlalchemy/dialects/mysql/oursql.py
index 605b39760..f26bc4da2 100644
--- a/lib/sqlalchemy/dialects/mysql/oursql.py
+++ b/lib/sqlalchemy/dialects/mysql/oursql.py
@@ -21,23 +21,16 @@ defaults to, there is a separate parameter::
   create_engine('mysql+oursql:///mydb?charset=latin1')
 """
 
-import decimal
 import re
 
 from sqlalchemy.dialects.mysql.base import (BIT, MySQLDialect, MySQLExecutionContext,
-                                            MySQLCompiler, MySQLIdentifierPreparer, NUMERIC, _NumericType)
+                                            MySQLCompiler, MySQLIdentifierPreparer)
 from sqlalchemy.engine import base as engine_base, default
 from sqlalchemy.sql import operators as sql_operators
 from sqlalchemy import exc, log, schema, sql, types as sqltypes, util
 from sqlalchemy import processors
 
 
-class _oursqlNumeric(NUMERIC):
-    def result_processor(self, dialect, coltype):
-        if self.asdecimal:
-            return None
-        return processors.to_float
-
 
 class _oursqlBIT(BIT):
     def result_processor(self, dialect, coltype):
@@ -60,7 +53,9 @@ class MySQLDialect_oursql(MySQLDialect):
     supports_unicode_binds = True
     supports_unicode_statements = True
 # end Py2K
-
+    
+    supports_native_decimal = True
+    
     supports_sane_rowcount = True
     supports_sane_multi_rowcount = True
     execution_ctx_cls = MySQLExecutionContext_oursql
@@ -69,7 +64,6 @@ class MySQLDialect_oursql(MySQLDialect):
         MySQLDialect.colspecs,
         {
             sqltypes.Time: sqltypes.Time,
-            sqltypes.Numeric: _oursqlNumeric,
             BIT: _oursqlBIT,
         }
     )