Migration that needs to be rolled back before landing #339

migrations/versions/2a2b3b58464e_.py

@@ -0,0 +1,32 @@
+"""incremental query results aggregation
+
+Revision ID: 2a2b3b58464e
+Revises: 15041b7085fe
+Create Date: 2018-02-16 19:28:38.931253
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '2a2b3b58464e'
+down_revision = '15041b7085fe'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.create_table('query_resultsets',
+    sa.Column('query_id', sa.Integer(), nullable=False),
+    sa.Column('result_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['query_id'], ['queries.id'], ),
+    sa.ForeignKeyConstraint(['result_id'], ['query_results.id'], ),
+    sa.PrimaryKeyConstraint('query_id', 'result_id')
+    )
+    op.add_column(u'queries', sa.Column('schedule_keep_results', sa.Integer(), nullable=True))
+
+
+def downgrade():
+    op.drop_column(u'queries', 'schedule_keep_results')
+    op.drop_table('query_resultsets')