Removed template subject uniqueness

migrations/versions/0018_remove_subject_uniqueness.py

@@ -0,0 +1,26 @@
+"""empty message
+
+Revision ID: 0018_remove_subject_uniqueness
+Revises: 0017_add_failure_types
+Create Date: 2016-05-18 09:39:22.512042
+
+"""
+
+# revision identifiers, used by Alembic.
+revision = '0018_remove_subject_uniqueness'
+down_revision = '0017_add_failure_types'
+
+from alembic import op
+import sqlalchemy as sa
+
+
+def upgrade():
+    ### commands auto generated by Alembic - please adjust! ###
+    op.drop_constraint('templates_subject_key', 'templates', type_='unique')
+    ### end Alembic commands ###
+
+
+def downgrade():
+    ### commands auto generated by Alembic - please adjust! ###
+    op.create_unique_constraint('templates_subject_key', 'templates', ['subject'])
+    ### end Alembic commands ###