add migration for deleting the school_id column

migrations/versions/9a408a3fb763_remove_school_id_on_meeting_times.py

@@ -0,0 +1,30 @@
+"""remove school_id on meeting times
+
+Revision ID: 9a408a3fb763
+Revises: 2399c50496f7
+Create Date: 2022-06-05 22:45:11.620997
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import mysql
+
+# revision identifiers, used by Alembic.
+revision = '9a408a3fb763'
+down_revision = '2399c50496f7'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index('bellschedulemeetingtimes_FK', table_name='bellschedulemeetingtimes')
+    op.drop_column('bellschedulemeetingtimes', 'school_id')
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('bellschedulemeetingtimes', sa.Column('school_id', sa.BINARY(length=16), nullable=False))
+    op.create_index('bellschedulemeetingtimes_FK', 'bellschedulemeetingtimes', ['school_id'], unique=False)
+    # ### end Alembic commands ###