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