- moved most Decimal bind/result handling into types.py, out of sqlite, mysql dialects.

- added an explicit test for [ticket:1216]
- some questions remain about MSSQL - would like to simplify/remove bind handling for numerics

1 files changed, 3 insertions, 11 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,
         }
     )