\r\n\r\n```\r\n\r\n```java\r\nimport java.util.List;\r\nimport java.util.Map;\r\n\r\nimport org.springframework.beans.factory.annotation.Autowired;\r\nimport org.springframework.jdbc.core.JdbcTemplate;\r\nimport org.springframework.stereotype.Controller;\r\nimport org.springframework.ui.Model;\r\nimport org.springframework.web.bind.annotation.RequestMapping;\r\nimport org.springframework.web.bind.annotation.RequestParam;\r\n\r\nimport com.fasterxml.jackson.core.JsonProcessingException;\r\nimport com.fasterxml.jackson.databind.ObjectMapper;\r\n\r\n@Controller\r\n@RequestMapping(\"/S\")\r\npublic class Controller {\r\n\t\r\n\t@Autowired\r\n\tJdbcTemplate jdbc = new JdbcTemplate();\r\n\t\r\n\t\t@RequestMapping(params=\"select\")\r\n\t\tpublic String selectNum(Model model, @RequestParam(\"num\") int num) throws JsonProcessingException {\r\n\t\t\t\r\n\t\t\tObjectMapper mapper = new ObjectMapper();\r\n\t\t\t\r\n\t\t\tList