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migrations/versions/0004_human_path_stats.py

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+"""Add human_path_stats_daily (Method A, Ch09's most-crawled-vs-visited)."""
+from alembic import op
+import sqlalchemy as sa
+
+revision = "0004_human_path_stats"
+down_revision = "0003_referrer_and_browser_stats"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.create_table(
+        "human_path_stats_daily",
+        sa.Column("date", sa.Date, primary_key=True),
+        sa.Column("path", sa.String(2048), primary_key=True),
+        sa.Column("count", sa.Integer, nullable=False, server_default="0"),
+    )
+
+
+def downgrade():
+    op.drop_table("human_path_stats_daily")