更改code

app/model/trainplan.js

@@ -16,7 +16,7 @@ const batchInfo = new Schema({
 
 // 学校信息表
 const schInfo = new Schema({
-  schid: { type: String, required: false, maxLength: 200 }, // 学校id
+  code: { type: String, required: false, maxLength: 200 }, // 学校code
   num: { type: String, required: false, maxLength: 200 }, // 人数
 });