微信小程序页面迁移校验之前 P5任务处理之前

scripts/ops/query_dwd_latest_times_v2.py

@@ -0,0 +1,43 @@
+"""查询 DWD 层各表的最新记录时间和行数（修正版）。"""
+import os
+import sys
+from dotenv import load_dotenv
+
+load_dotenv()
+
+PG_DSN = os.environ.get("TEST_DB_DSN") or os.environ.get("PG_DSN")
+if not PG_DSN:
+    print("ERROR: TEST_DB_DSN / PG_DSN 未设置", file=sys.stderr)
+    sys.exit(1)
+
+if "etl_feiqiu" in PG_DSN and "test_" not in PG_DSN:
+    PG_DSN = PG_DSN.replace("etl_feiqiu", "test_etl_feiqiu")
+
+import psycopg2
+
+# 修正：只查 create_time，不查不存在的 update_time
+QUERIES = [
+    ("dwd_table_fee_log", "SELECT MAX(create_time), COUNT(*) FROM dwd.dwd_table_fee_log"),
+    ("dwd_assistant_service_log", "SELECT MAX(create_time), COUNT(*) FROM dwd.dwd_assistant_service_log"),
+    ("dwd_groupbuy_redemption", "SELECT MAX(create_time), COUNT(*) FROM dwd.dwd_groupbuy_redemption"),
+    ("dwd_refund", "SELECT MAX(create_time), COUNT(*) FROM dwd.dwd_refund"),
+    ("dwd_platform_coupon_redemption", "SELECT MAX(create_time), COUNT(*) FROM dwd.dwd_platform_coupon_redemption"),
+]
+
+conn = psycopg2.connect(PG_DSN)
+try:
+    cur = conn.cursor()
+    print(f"{'表名':<42} {'max(create_time)':<30} {'行数':>8}")
+    print("-" * 82)
+    for tbl, sql in QUERIES:
+        try:
+            cur.execute(sql)
+            row = cur.fetchone()
+            t1 = str(row[0])[:25] if row[0] else "-"
+            cnt = row[1] if row[1] else 0
+            print(f"{tbl:<42} {t1:<30} {cnt:>8}")
+        except Exception as e:
+            print(f"{tbl:<42} ERROR: {e}")
+            conn.rollback()
+finally:
+    conn.close()