微信小程序页面迁移校验之前 P5任务处理之前

scripts/ops/_verify_level_name.py

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+"""验证 SCD2 修复后 assistant_level_name NULL 情况"""
+import os, sys
+from pathlib import Path
+from dotenv import load_dotenv
+
+load_dotenv(Path(__file__).resolve().parents[2] / ".env")
+
+import psycopg2
+import psycopg2.extras
+
+dsn = os.environ.get("PG_DSN")
+if not dsn:
+    raise RuntimeError("PG_DSN 未设置")
+
+conn = psycopg2.connect(dsn)
+cur = conn.cursor(cursor_factory=psycopg2.extras.RealDictCursor)
+
+# 1. daily_detail 中 NULL level_name 统计
+cur.execute("""
+    SELECT 
+        COUNT(*) AS total,
+        COUNT(*) FILTER (WHERE assistant_level_name IS NULL) AS null_name,
+        COUNT(*) FILTER (WHERE assistant_level_name IS NOT NULL) AS non_null_name
+    FROM dws.dws_assistant_daily_detail
+""")
+row = cur.fetchone()
+print("=== dws_assistant_daily_detail ===")
+print(f"  总行数: {row['total']}")
+print(f"  level_name NULL: {row['null_name']}")
+print(f"  level_name 非NULL: {row['non_null_name']}")
+
+# 2. monthly_summary 中 NULL level_name 统计
+cur.execute("""
+    SELECT 
+        COUNT(*) AS total,
+        COUNT(*) FILTER (WHERE assistant_level_name IS NULL) AS null_name,
+        COUNT(*) FILTER (WHERE assistant_level_name IS NOT NULL) AS non_null_name
+    FROM dws.dws_assistant_monthly_summary
+""")
+row = cur.fetchone()
+print("\n=== dws_assistant_monthly_summary ===")
+print(f"  总行数: {row['total']}")
+print(f"  level_name NULL: {row['null_name']}")
+print(f"  level_name 非NULL: {row['non_null_name']}")
+
+# 3. 如果 daily 还有 NULL，看看是哪些
+cur.execute("""
+    SELECT assistant_id, stat_date, assistant_level_code, assistant_level_name
+    FROM dws.dws_assistant_daily_detail
+    WHERE assistant_level_name IS NULL
+    ORDER BY stat_date DESC
+    LIMIT 10
+""")
+rows = cur.fetchall()
+if rows:
+    print("\n=== daily NULL level_name 样本 ===")
+    for r in rows:
+        print(f"  assistant_id={r['assistant_id']}, date={r['stat_date']}, code={r['assistant_level_code']}")
+else:
+    print("\n✅ daily_detail 中无 NULL level_name")
+
+cur.close()
+conn.close()