sync

2026-09-17 07:35:23 +07:00
parent 722c88d436
commit d438c40542
21 changed files with 2181 additions and 0 deletions
@@ -0,0 +1,37 @@
+"""add canonical waterbody provenance fields
+
+Revision ID: 0017
+Revises: 0016
+"""
+
+from alembic import op
+import sqlalchemy as sa
+
+
+revision = "0017"
+down_revision = "0016"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column("waterbody", sa.Column("source_system", sa.String(length=50), nullable=True))
+    op.add_column("waterbody", sa.Column("source_external_id", sa.String(length=200), nullable=True))
+    op.add_column("waterbody", sa.Column("source_url", sa.Text(), nullable=True))
+    op.add_column("waterbody", sa.Column("description", sa.Text(), nullable=True))
+    op.add_column("waterbody", sa.Column("source_checked_at", sa.DateTime(timezone=True), nullable=True))
+    op.create_index(
+        "uq_waterbody_source_identity",
+        "waterbody",
+        ["source_system", "source_external_id"],
+        unique=True,
+    )
+
+
+def downgrade() -> None:
+    op.drop_index("uq_waterbody_source_identity", table_name="waterbody")
+    op.drop_column("waterbody", "source_checked_at")
+    op.drop_column("waterbody", "description")
+    op.drop_column("waterbody", "source_url")
+    op.drop_column("waterbody", "source_external_id")
+    op.drop_column("waterbody", "source_system")