在准备环境前提交次全部更改。

scripts/ops/fix_fdw_test.py

@@ -0,0 +1,64 @@
+# -*- coding: utf-8 -*-
+"""
+修复 test_zqyy_app 的 FDW：
+1. 为 local-Python 添加 user mapping（IMPORT 需要当前用户有映射）
+2. 重新 IMPORT FOREIGN SCHEMA
+"""
+import psycopg2
+
+CONN = dict(host="100.64.0.4", port=5432, user="local-Python", password="Neo-local-1991125")
+
+conn = psycopg2.connect(**CONN, dbname="test_zqyy_app")
+conn.autocommit = True
+cur = conn.cursor()
+
+steps = [
+    # 为执行用户添加 user mapping（用超级用户身份连远程库）
+    (
+        "CREATE USER MAPPING IF NOT EXISTS FOR \"local-Python\" "
+        "SERVER test_etl_feiqiu_server "
+        "OPTIONS (user 'local-Python', password 'Neo-local-1991125')",
+        "添加 local-Python user mapping"
+    ),
+    # 导入外部表
+    (
+        "IMPORT FOREIGN SCHEMA app FROM SERVER test_etl_feiqiu_server INTO fdw_etl",
+        "导入 test_etl_feiqiu.app 外部表"
+    ),
+]
+
+for sql, label in steps:
+    try:
+        cur.execute(sql)
+        print(f"[OK] {label}")
+    except Exception as e:
+        conn.rollback()
+        msg = str(e).strip().split("\n")[0]
+        print(f"[FAIL] {label}: {msg}")
+
+# 验证
+cur.execute(
+    "SELECT count(*) FROM information_schema.tables "
+    "WHERE table_schema = 'fdw_etl'"
+)
+count = cur.fetchone()[0]
+print(f"\n验证: fdw_etl 外部表数 = {count}")
+
+# 同时给 zqyy_app 也加上 local-Python mapping（方便调试）
+conn.close()
+conn = psycopg2.connect(**CONN, dbname="zqyy_app")
+conn.autocommit = True
+cur = conn.cursor()
+try:
+    cur.execute(
+        "CREATE USER MAPPING IF NOT EXISTS FOR \"local-Python\" "
+        "SERVER etl_feiqiu_server "
+        "OPTIONS (user 'local-Python', password 'Neo-local-1991125')"
+    )
+    print("[OK] zqyy_app: 添加 local-Python user mapping")
+except Exception as e:
+    msg = str(e).strip().split("\n")[0]
+    print(f"[SKIP] zqyy_app: {msg}")
+
+conn.close()
+print("\n完成!")