diff --git "a/data/1.PostgreSQL\345\210\235\351\230\266/3.\346\237\245\350\257\242\346\225\260\346\215\256/4.\345\270\270\350\247\201\346\225\260\346\215\256\347\261\273\345\236\213/config.json" "b/data/1.PostgreSQL\345\210\235\351\230\266/3.\346\237\245\350\257\242\346\225\260\346\215\256/4.\345\270\270\350\247\201\346\225\260\346\215\256\347\261\273\345\236\213/config.json"
new file mode 100644
index 0000000000000000000000000000000000000000..2f4103377ede0d246bc42aaa3003409a9a12bdc2
--- /dev/null
+++ "b/data/1.PostgreSQL\345\210\235\351\230\266/3.\346\237\245\350\257\242\346\225\260\346\215\256/4.\345\270\270\350\247\201\346\225\260\346\215\256\347\261\273\345\236\213/config.json"
@@ -0,0 +1,21 @@
+{
+  "node_id": "pg-3c400d541e81472e842be3355978c33a",
+  "keywords": [
+    "datetime",
+    "text",
+    "varchar",
+    "int",
+    "double",
+    "float",
+    "decimal",
+    "timestamp"
+  ],
+  "children": [],
+  "export": [
+    "datetime.json",
+    "numbers.json",
+    "description.json"
+  ],
+  "keywords_must": [],
+  "keywords_forbid": []
+}
\ No newline at end of file
diff --git "a/data/1.PostgreSQL\345\210\235\351\230\266/3.\346\237\245\350\257\242\346\225\260\346\215\256/4.\345\270\270\350\247\201\346\225\260\346\215\256\347\261\273\345\236\213/numbers.json" "b/data/1.PostgreSQL\345\210\235\351\230\266/3.\346\237\245\350\257\242\346\225\260\346\215\256/4.\345\270\270\350\247\201\346\225\260\346\215\256\347\261\273\345\236\213/numbers.json"
new file mode 100644
index 0000000000000000000000000000000000000000..38b69e3f1f624a18e3e18be444a795e7665a9d1a
--- /dev/null
+++ "b/data/1.PostgreSQL\345\210\235\351\230\266/3.\346\237\245\350\257\242\346\225\260\346\215\256/4.\345\270\270\350\247\201\346\225\260\346\215\256\347\261\273\345\236\213/numbers.json"
@@ -0,0 +1,7 @@
+{
+  "type": "code_options",
+  "author": "ccat",
+  "source": "numbers.md",
+  "notebook_enable": false,
+  "exercise_id": "843d03b9116946feb2260c9636bedd4a"
+}
\ No newline at end of file