微信小程序页面迁移校验之前 P5任务处理之前

scripts/ops/_fix_spi_site_id.py

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+"""修复 dws_member_spending_power_index.site_id 列类型: integer → bigint"""
+import os
+from pathlib import Path
+from dotenv import load_dotenv
+import psycopg2
+
+load_dotenv(Path(__file__).resolve().parents[2] / ".env")
+dsn = os.environ["PG_DSN"]
+conn = psycopg2.connect(dsn, connect_timeout=10)
+conn.autocommit = True
+cur = conn.cursor()
+
+print("修复 site_id 列类型...")
+cur.execute("ALTER TABLE dws.dws_member_spending_power_index ALTER COLUMN site_id TYPE bigint")
+print("完成: site_id 已改为 bigint")
+
+# 验证
+cur.execute("""
+    SELECT column_name, data_type
+    FROM information_schema.columns
+    WHERE table_schema='dws' AND table_name='dws_member_spending_power_index'
+    AND column_name='site_id'
+""")
+r = cur.fetchone()
+print(f"验证: {r[0]} = {r[1]}")
+
+conn.close()