Add block timestamps table

alembic/versions/2c90b2b8a80b_add_blocks_table.py

@@ -0,0 +1,29 @@
+"""Add blocks table
+
+Revision ID: 2c90b2b8a80b
+Revises: 04a3bb3740c3
+Create Date: 2021-11-17 18:29:13.065944
+
+"""
+import sqlalchemy as sa
+from alembic import op
+
+
+# revision identifiers, used by Alembic.
+revision = "2c90b2b8a80b"
+down_revision = "04a3bb3740c3"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.create_table(
+        "blocks",
+        sa.Column("block_number", sa.Numeric, nullable=False),
+        sa.Column("block_timestamp", sa.Numeric, nullable=False),
+        sa.PrimaryKeyConstraint("block_number"),
+    )
+
+
+def downgrade():
+    op.drop_table("blocks")