Missed a migration.

migrations/versions/a005fc9e7cce_.py

@@ -0,0 +1,28 @@
+"""empty message
+
+Revision ID: a005fc9e7cce
+Revises: 3525dcf128cb
+Create Date: 2020-10-15 13:40:29.696495
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'a005fc9e7cce'
+down_revision = '3525dcf128cb'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('sample', sa.Column('ivy_file', sa.String(), nullable=True))
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('sample', 'ivy_file')
+    # ### end Alembic commands ###