#11 Added enrollment table and relationship between user/couse

backend/migrations/versions/093a66f0b581_.py

@@ -0,0 +1,34 @@
+"""Create enrollment table
+
+Revision ID: 093a66f0b581
+Revises: 471b4225837e
+Create Date: 2023-04-06 16:14:21.262823
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '093a66f0b581'
+down_revision = '471b4225837e'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('enrollment',
+    sa.Column('user_id', sa.Integer(), nullable=False),
+    sa.Column('course_id', sa.Integer(), nullable=False),
+    sa.ForeignKeyConstraint(['course_id'], ['course.id'], ),
+    sa.ForeignKeyConstraint(['user_id'], ['user.id'], ),
+    sa.PrimaryKeyConstraint('user_id', 'course_id')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('enrollment')
+    # ### end Alembic commands ###