🐛 added revisions

alembic/versions/50a8e19d9668_semester_created_timestamp.py

+"""semester created timestamp
+
+Revision ID: 50a8e19d9668
+Revises: bed1aefe514f
+Create Date: 2022-03-10 19:01:45.914837
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '50a8e19d9668'
+down_revision = 'bed1aefe514f'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('semester', sa.Column('created', sa.DateTime(), server_default=sa.text('now()'), nullable=True))
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('semester', 'created')
+    # ### end Alembic commands ###

alembic/versions/e1ffe711e23b_course_intructors_and_ou.py

+"""course intructors and ou
+
+Revision ID: e1ffe711e23b
+Revises: 50a8e19d9668
+Create Date: 2022-03-14 14:18:07.205347
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision = 'e1ffe711e23b'
+down_revision = '50a8e19d9668'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('course', sa.Column('instructors', sa.VARCHAR(length=256), nullable=False))
+    op.add_column('course', sa.Column('ou', sa.VARCHAR(length=128), nullable=False))
+    op.drop_column('semester', 'created')
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('semester', sa.Column('created', postgresql.TIMESTAMP(), server_default=sa.text('now()'), autoincrement=False, nullable=True))
+    op.drop_column('course', 'ou')
+    op.drop_column('course', 'instructors')
+    # ### end Alembic commands ###