diff --git a/migrations/versions/19d198151caf_add_shoe_size.py b/migrations/versions/19d198151caf_add_shoe_size.py
deleted file mode 100644
index 674b620..0000000
--- a/migrations/versions/19d198151caf_add_shoe_size.py
+++ /dev/null
@@ -1,29 +0,0 @@
-"""add shoe size
-
-Revision ID: 19d198151caf
-Revises: 20da26039edf
-Create Date: 2023-05-19 13:41:45.070918
-
-"""
-from alembic import op
-import sqlalchemy as sa
-import sqlmodel
-
-
-# revision identifiers, used by Alembic.
-revision = '19d198151caf'
-down_revision = '20da26039edf'
-branch_labels = None
-depends_on = None
-
-
-def upgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.add_column('hero', sa.Column('shoe_size', sa.Integer(), nullable=True))
-    # ### end Alembic commands ###
-
-
-def downgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_column('hero', 'shoe_size')
-    # ### end Alembic commands ###
diff --git a/migrations/versions/20da26039edf_name_the_pet.py b/migrations/versions/20da26039edf_name_the_pet.py
deleted file mode 100644
index 168f8ce..0000000
--- a/migrations/versions/20da26039edf_name_the_pet.py
+++ /dev/null
@@ -1,31 +0,0 @@
-"""name the pet
-
-Revision ID: 20da26039edf
-Revises: 44fbe5f1a689
-Create Date: 2023-05-18 11:18:35.748333
-
-"""
-from alembic import op
-import sqlalchemy as sa
-import sqlmodel
-
-
-# revision identifiers, used by Alembic.
-revision = '20da26039edf'
-down_revision = '44fbe5f1a689'
-branch_labels = None
-depends_on = None
-
-
-def upgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_column('hero', 'new_attribute')
-    op.add_column('pet', sa.Column('name', sqlmodel.sql.sqltypes.AutoString(), nullable=False))
-    # ### end Alembic commands ###
-
-
-def downgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_column('pet', 'name')
-    op.add_column('hero', sa.Column('new_attribute', sa.VARCHAR(), nullable=True))
-    # ### end Alembic commands ###
diff --git a/migrations/versions/29ab77485a4d_new_attribute.py b/migrations/versions/29ab77485a4d_new_attribute.py
deleted file mode 100644
index fda8f79..0000000
--- a/migrations/versions/29ab77485a4d_new_attribute.py
+++ /dev/null
@@ -1,29 +0,0 @@
-"""New Attribute
-
-Revision ID: 29ab77485a4d
-Revises: fe841f5746e5
-Create Date: 2023-05-18 11:09:53.112601
-
-"""
-from alembic import op
-import sqlalchemy as sa
-import sqlmodel
-
-
-# revision identifiers, used by Alembic.
-revision = '29ab77485a4d'
-down_revision = 'fe841f5746e5'
-branch_labels = None
-depends_on = None
-
-
-def upgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.add_column('hero', sa.Column('new_attribute', sqlmodel.sql.sqltypes.AutoString(), nullable=True))
-    # ### end Alembic commands ###
-
-
-def downgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_column('hero', 'new_attribute')
-    # ### end Alembic commands ###
diff --git a/migrations/versions/2a221363b5f8_init.py b/migrations/versions/2a221363b5f8_init.py
new file mode 100644
index 0000000..278cb31
--- /dev/null
+++ b/migrations/versions/2a221363b5f8_init.py
@@ -0,0 +1,44 @@
+"""init
+
+Revision ID: 2a221363b5f8
+Revises: 
+Create Date: 2023-05-21 20:52:12.693194
+
+"""
+from alembic import op
+import sqlalchemy as sa
+import sqlmodel
+
+
+# revision identifiers, used by Alembic.
+revision = '2a221363b5f8'
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('pet',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sqlmodel.sql.sqltypes.AutoString(), nullable=False),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('hero',
+    sa.Column('id', sa.Integer(), nullable=False),
+    sa.Column('name', sqlmodel.sql.sqltypes.AutoString(), nullable=False),
+    sa.Column('secret_name', sqlmodel.sql.sqltypes.AutoString(), nullable=False),
+    sa.Column('age', sa.Integer(), nullable=True),
+    sa.Column('shoe_size', sa.Integer(), nullable=True),
+    sa.Column('pet_id', sa.Integer(), nullable=True),
+    sa.ForeignKeyConstraint(['pet_id'], ['pet.id'], ),
+    sa.PrimaryKeyConstraint('id')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('hero')
+    op.drop_table('pet')
+    # ### end Alembic commands ###
diff --git a/migrations/versions/44fbe5f1a689_new.py b/migrations/versions/44fbe5f1a689_new.py
deleted file mode 100644
index fc337dd..0000000
--- a/migrations/versions/44fbe5f1a689_new.py
+++ /dev/null
@@ -1,29 +0,0 @@
-"""new
-
-Revision ID: 44fbe5f1a689
-Revises: 29ab77485a4d
-Create Date: 2023-05-18 11:17:08.071058
-
-"""
-from alembic import op
-import sqlalchemy as sa
-import sqlmodel
-
-
-# revision identifiers, used by Alembic.
-revision = '44fbe5f1a689'
-down_revision = '29ab77485a4d'
-branch_labels = None
-depends_on = None
-
-
-def upgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    pass
-    # ### end Alembic commands ###
-
-
-def downgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    pass
-    # ### end Alembic commands ###
diff --git a/migrations/versions/fe841f5746e5_initial_migration.py b/migrations/versions/fe841f5746e5_initial_migration.py
deleted file mode 100644
index 4323ae9..0000000
--- a/migrations/versions/fe841f5746e5_initial_migration.py
+++ /dev/null
@@ -1,41 +0,0 @@
-"""Initial Migration
-
-Revision ID: fe841f5746e5
-Revises:
-Create Date: 2023-05-18 11:07:41.700265
-
-"""
-from alembic import op
-import sqlalchemy as sa
-import sqlmodel
-
-# revision identifiers, used by Alembic.
-revision = "fe841f5746e5"
-down_revision = None
-branch_labels = None
-depends_on = None
-
-
-def upgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.create_table(
-        "hero",
-        sa.Column("id", sa.Integer(), nullable=False),
-        sa.Column("name", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
-        sa.Column("secret_name", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
-        sa.Column("age", sa.Integer(), nullable=True),
-        sa.PrimaryKeyConstraint("id"),
-    )
-    op.create_table(
-        "pet",
-        sa.Column("id", sa.Integer(), nullable=False),
-        sa.PrimaryKeyConstraint("id"),
-    )
-    # ### end Alembic commands ###
-
-
-def downgrade() -> None:
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_table("pet")
-    op.drop_table("hero")
-    # ### end Alembic commands ###