From: Mike Bayer <mike_mp@zzzcomputing.com>
Date: Fri, 14 Aug 2020 23:28:19 +0000 (-0400)
Subject: add MariaDB placeholder impl
X-Git-Tag: rel_1_4_3~5
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=14b6b24c3e3950a6255333b3a01f47a819040ea0;p=thirdparty%2Fsqlalchemy%2Falembic.git

add MariaDB placeholder impl

in 599f27dcce62abac1f90a44f9c9a85e7dca885de we updated the
checks for "mariadb" to match SQLAlchemy 1.4.  Another
change if merged will add a new dialect name "mariadb" that's
basically the mysql dialect with a different name; forwards-support
that as well.

Change-Id: I6ba1c13304fa8d6f45dd6453f4c71d04021163ae
---

diff --git a/alembic/ddl/mysql.py b/alembic/ddl/mysql.py
index 02ce2536..32f04d61 100644
--- a/alembic/ddl/mysql.py
+++ b/alembic/ddl/mysql.py
@@ -244,6 +244,10 @@ class MySQLImpl(DefaultImpl):
                 cnfk.onupdate = "RESTRICT"
 
 
+class MariaDBImpl(MySQLImpl):
+    __dialect__ = "mariadb"
+
+
 class MySQLAlterDefault(AlterColumn):
     def __init__(self, name, column_name, default, schema=None):
         super(AlterColumn, self).__init__(name, schema=schema)