更新后端，采用Springboot+mybatis

src/main/java/com/jsh/erp/datasource/entities/Unit.java

@@ -0,0 +1,67 @@
+package com.jsh.erp.datasource.entities;
+
+public class Unit {
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column jsh_unit.id
+     *
+     * @mbggenerated
+     */
+    private Long id;
+
+    /**
+     * This field was generated by MyBatis Generator.
+     * This field corresponds to the database column jsh_unit.UName
+     *
+     * @mbggenerated
+     */
+    private String uname;
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column jsh_unit.id
+     *
+     * @return the value of jsh_unit.id
+     *
+     * @mbggenerated
+     */
+    public Long getId() {
+        return id;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column jsh_unit.id
+     *
+     * @param id the value for jsh_unit.id
+     *
+     * @mbggenerated
+     */
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method returns the value of the database column jsh_unit.UName
+     *
+     * @return the value of jsh_unit.UName
+     *
+     * @mbggenerated
+     */
+    public String getUname() {
+        return uname;
+    }
+
+    /**
+     * This method was generated by MyBatis Generator.
+     * This method sets the value of the database column jsh_unit.UName
+     *
+     * @param uname the value for jsh_unit.UName
+     *
+     * @mbggenerated
+     */
+    public void setUname(String uname) {
+        this.uname = uname == null ? null : uname.trim();
+    }
+}