Added database modules, migration entrypoint.
diff --git a/requirements.txt b/requirements.txt
index 2fce69b..f0b6bc7 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,4 +10,5 @@
 oslo.db>=5.0.0
 oslo.config>=8.1.0
 oslo.log>=4.4.0 # Apache-2.0
-openstacksdk>0.28.0
\ No newline at end of file
+openstacksdk>0.28.0
+pymysql
\ No newline at end of file