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--- a
+++ b/pyforge/flyway/model.py
@@ -0,0 +1,10 @@
+from ming import Document, Field
+from ming import schema as S
+from ming import Session
+
+class MigrationInfo(Document):
+    class __mongometa__:
+        name='_flyway_migration_info'
+        session = Session()
+    _id = Field(S.ObjectId)
+    versions = Field({str:int})