{"id":1041,"date":"2019-06-22T13:47:57","date_gmt":"2019-06-22T04:47:57","guid":{"rendered":"https:\/\/ito-u-oti.com\/?p=1041"},"modified":"2020-07-10T17:26:24","modified_gmt":"2020-07-10T08:26:24","slug":"post-1041","status":"publish","type":"post","link":"https:\/\/ito-u-oti.com\/?p=1041","title":{"rendered":"\u3010Spring Boot\u3011\u3010Mybatis\u3011Xml\u30d9\u30fc\u30b9\u3067\u7d50\u5408SQL\u306b\u3088\u308b\u30de\u30c3\u30d4\u30f3\u30b0\u5b9f\u88c5"},"content":{"rendered":"\n

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Xml\u30d9\u30fc\u30b9\u3067\u7d50\u5408SQL\u306b\u3088\u308b\u30de\u30c3\u30d4\u30f3\u30b0\u5b9f\u88c5<\/h2>\n\n\n\n

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\u30b3\u30fc\u30c9<\/h2>\n\n\n\n

DemoMapperXml.java<\/h3>\n\n\n
\npackage com.example.demo.repository;\n\nimport org.apache.ibatis.annotations.Mapper;\nimport org.apache.ibatis.annotations.Param;\n\nimport com.example.demo.entity.Country;\n\n@Mapper\npublic interface DemoMapperXml {\n\n    Country selectCountry(@Param("id") Integer id);\n\n}\n<\/pre><\/div>\n\n\n
\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306b\u6bd4\u3079\u308b\u3068\u3059\u3063\u304d\u308a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
DemoMapperXml.xml <\/h3>\n\n\n
\n<?xml version="1.0" encoding="UTF-8" ?>\n<!DOCTYPE mapper\n        PUBLIC "-\/\/mybatis.org\/\/DTD Mapper 3.0\/\/EN"\n        "http:\/\/mybatis.org\/dtd\/mybatis-3-mapper.dtd">\n<mapper namespace="com.example.demo.repository.DemoMapperXml">\n    \n    <resultMap id="countryMap" type="com.example.demo.entity.Country" >\n    \n        <!-- <result column="country_id" property="countryId" \/> -->\n        <result column="country" property="country" \/>\n        <result column="last_update" property="lastUpdate" \/>\n        \n        <association property="id" >\n            <result column="country_id" property="countryId" \/>\n        <\/association>\n        \n        <collection property="city" ofType="com.example.demo.entity.City">\n            <result column="city_id" property="cityId" \/>\n            <result column="city" property="city" \/>\n            <result column="last_update" property="lastUpdate" \/>\n            \n            <collection property="address" ofType="com.example.demo.entity.Address">\n                <result column="address_id" property="addressId" \/>\n                <result column="address" property="address" \/>\n                <result column="address2" property="address2" \/>\n                <result column="district" property="district" \/>\n                <result column="postal_code" property="postalCode" \/>\n                <result column="phone" property="phone" \/>\n                <result column="last_update" property="lastUpdate" \/>\n            \n            <\/collection>\n             \n        <\/collection>\n    \n    <\/resultMap>\n    <select\n        id="selectCountry"\n        resultMap="countryMap">\n        SELECT *\n        FROM\n            country,\n            city,\n            address\n        WHERE\n            country.country_id = #{id}\n        AND\n            country.country_id = city.country_id\n        AND\n            city.city_id = address.city_id\n    <\/select>\n<\/mapper>\n<\/pre><\/div>\n\n\n
\u8aac\u660e<\/h2>\n\n\n\n
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\u4eca\u56de\u306f\u305d\u308c\u305e\u308c\u306eSQL\u306e\u6761\u4ef6\u3092\u4e00\u6c17\u306b\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
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collection\u3067\u30cd\u30b9\u30c8\u3057\u3066\u3044\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6307\u5b9a\u3057\u3001\u3055\u3089\u306b\u30cd\u30b9\u30c8\u3057\u3066\u3044\u308b\u5834\u5408\u306fcollection\u3092\u8ffd\u52a0\u3067\u6307\u5b9a\u3057\u3066\u3044\u308b\u3068\u3044\u3046\u5165\u308c\u5b50\u306e\u69cb\u9020\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u7d50\u679c<\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n
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