From c18d5fe831a35204fb9217d3abdadf7b2d65c640 Mon Sep 17 00:00:00 2001
From: pethkqnpj <howaikit2001@163.com>
Date: Wed, 13 Oct 2021 10:22:21 +0800
Subject: [PATCH] ADD file via upload

---
 HelloTeacher.java | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 HelloTeacher.java

diff --git a/HelloTeacher.java b/HelloTeacher.java
new file mode 100644
index 0000000..aaddb18
--- /dev/null
+++ b/HelloTeacher.java
@@ -0,0 +1,21 @@
+package com.example.demo.controller;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import java.util.List;
+import java.util.Map;
+@Controller
+public class HelloTeacher {
+    @Autowired
+    JdbcTemplate jabcTemplate;
+    @ResponseBody
+    @GetMapping("/query")
+    public Map<String,Object> map(){
+        List<Map<String,Object>> list=jabcTemplate.queryForList("select * from newteacher");
+        return list.get(0);
+    }
+}