{"id":1940,"date":"2023-04-01T10:04:32","date_gmt":"2023-04-01T02:04:32","guid":{"rendered":"https:\/\/www.appblog.cn\/?p=1940"},"modified":"2023-04-22T08:45:24","modified_gmt":"2023-04-22T00:45:24","slug":"mybatis-batch-insert-batch-update-batch-delete-batch-query","status":"publish","type":"post","link":"https:\/\/www.appblog.cn\/index.php\/2023\/04\/01\/mybatis-batch-insert-batch-update-batch-delete-batch-query\/","title":{"rendered":"MyBatis\u6279\u91cf\u63d2\u5165\u3001\u6279\u91cf\u66f4\u65b0\u3001\u6279\u91cf\u5220\u9664\u3001\u6279\u91cf\u67e5\u8be2"},"content":{"rendered":"<h2>\u6279\u91cf\u63d2\u5165<\/h2>\n<p>WaterEleMapper\u90e8\u5206\u4ee3\u7801<\/p>\n<pre><code class=\"language-java\">int insertList(List&lt;WaterEle&gt; list);<\/code><\/pre>\n<p><!-- more --><\/p>\n<p>WaterEleMapper.xml\u90e8\u5206\u4ee3\u7801<\/p>\n<pre><code class=\"language-sql\">&lt;!--\u6279\u91cf\u589e\u52a0\u6d4b\u8bd5--&gt;\n&lt;insert id=&quot;insertList&quot; parameterType=&quot;java.util.List&quot;&gt;\n    insert into t_enterprise_water_ele\n    (\n    \/*\u65b9\u6cd5\u4e00*\/\n    -- WATER_ELE_ID,\n    -- ENTERPRISE_ID,\n    -- ENTERPRISE_USCC,\n    -- ENTERPRISE_NAME,\n    -- YEARMONTH,\n    -- WATER_SIZE,\n    -- WATER_AMOUNT,\n    -- ELE_SIZE,\n    -- ELE_AMOUNT,\n    -- STATUS,\n    -- OPERATOR,\n    -- OPERATE_TIME\n    \/*\u65b9\u6cd5\u4e8c*\/\n    &lt;include refid=&quot;Base_Column_List&quot;\/&gt;\n    )\n    VALUES\n    &lt;foreach collection=&quot;list&quot; item=&quot;item&quot; index=&quot;index&quot; separator=&quot;,&quot;&gt;\n        (\n        #{item.waterEleId,jdbcType=VARCHAR},\n        #{item.enterpriseId,jdbcType=VARCHAR},\n        #{item.enterpriseUscc,jdbcType=VARCHAR},\n        #{item.enterpriseName,jdbcType=VARCHAR},\n        #{item.yearmonth,jdbcType=VARCHAR},\n        #{item.waterSize,jdbcType=DECIMAL},\n        #{item.waterAmount,jdbcType=VARCHAR},\n        #{item.eleSize,jdbcType=DOUBLE},\n        #{item.eleAmount,jdbcType=VARCHAR},\n        #{item.status,jdbcType=INTEGER},\n        #{item.operator,jdbcType=VARCHAR},\n        #{item.operateTime,jdbcType=TIMESTAMP}\n        )\n    &lt;\/foreach&gt;\n&lt;\/insert&gt;<\/code><\/pre>\n<p>\u5bf9\u4e8eforeach\u6807\u7b7e\u7684\u89e3\u91ca\u5177\u4f53\u5982\u4e0b\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th style=\"text-align: left;\">\u5c5e\u6027<\/th>\n<th style=\"text-align: left;\">\u63cf\u8ff0<\/th>\n<th style=\"text-align: left;\">\u5907\u6ce8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left;\"><code>item<\/code><\/td>\n<td style=\"text-align: left;\">\u5faa\u73af\u4f53\u4e2d\u7684\u5177\u4f53\u5bf9\u8c61<br \/>\u652f\u6301\u5c5e\u6027\u7684\u70b9\u8def\u5f84\u8bbf\u95ee\uff0c\u5982<code>item.age,item.info.details<\/code><br \/>\u5177\u4f53\u8bf4\u660e\uff1a\u5728list\u548c\u6570\u7ec4\u4e2d\u662f\u5176\u4e2d\u7684\u5bf9\u8c61\uff0c\u5728map\u4e2d\u662fvalue<\/td>\n<td style=\"text-align: left;\">\u8be5\u53c2\u6570\u4e3a\u5fc5\u9009<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><code>collection<\/code><\/td>\n<td style=\"text-align: left;\">\u8981\u505aforeach\u7684\u5bf9\u8c61\uff0c\u4f5c\u4e3a\u5165\u53c2\u65f6\uff0cList&lt;?&gt;\u5bf9\u8c61\u9ed8\u8ba4\u7528list\u4ee3\u66ff\u4f5c\u4e3a\u952e<br \/>\u6570\u7ec4\u5bf9\u8c61\u7528array\u4ee3\u66ff\u4f5c\u4e3a\u952e\uff0cMap\u5bf9\u8c61\u6ca1\u6709\u9ed8\u8ba4\u7684\u952e<br \/>\u5f53\u7136\u5728\u4f5c\u4e3a\u5165\u53c2\u65f6\u53ef\u4ee5\u4f7f\u7528<code>@Param(&quot;keyName&quot;)<\/code>\u6765\u8bbe\u7f6e\u952e\uff0c\u8bbe\u7f6ekeyName\u540e\uff0c<code>list,array<\/code>\u5c06\u4f1a\u5931\u6548<br \/>\u9664\u4e86\u5165\u53c2\u8fd9\u79cd\u60c5\u51b5\u5916\uff0c\u8fd8\u6709\u4e00\u79cd\u4f5c\u4e3a\u53c2\u6570\u5bf9\u8c61\u7684\u67d0\u4e2a\u5b57\u6bb5\u7684\u65f6\u5019\u3002\u4e3e\u4e2a\u4f8b\u5b50\uff1a<br \/>\u5982\u679cUser\u6709\u5c5e\u6027<code>List ids<\/code>\uff0c\u5165\u53c2\u662fUser\u5bf9\u8c61\uff0c\u90a3\u4e48\u8fd9\u4e2a<code>collection = &quot;ids&quot;<\/code><br \/>\u5982\u679cUser\u6709\u5c5e\u6027<code>Ids ids<\/code>\uff0c\u5176\u4e2dIds\u662f\u4e2a\u5bf9\u8c61\uff0cIds\u6709\u4e2a\u5c5e\u6027<code>List id<\/code>\uff0c\u5165\u53c2\u662fUser\u5bf9\u8c61\uff0c\u90a3\u4e48<code>collection = &quot;ids.id&quot;<\/code><\/td>\n<td style=\"text-align: left;\">\u8be5\u53c2\u6570\u4e3a\u5fc5\u9009<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><code>separator<\/code><\/td>\n<td style=\"text-align: left;\">\u5143\u7d20\u4e4b\u95f4\u7684\u5206\u9694\u7b26<br \/>\u4f8b\u5982\u5728<code>in()<\/code>\u7684\u65f6\u5019\uff0c<code>separator=&quot;,&quot;<\/code>\u4f1a\u81ea\u52a8\u5728\u5143\u7d20\u4e2d\u95f4\u7528<code>,<\/code>\u9694\u5f00\uff0c\u907f\u514d\u624b\u52a8\u8f93\u5165\u9017\u53f7\u5bfc\u81f4sql\u9519\u8bef\uff0c\u5982<code>in(1,2,)<\/code>\u8fd9\u6837<\/td>\n<td style=\"text-align: left;\">\u8be5\u53c2\u6570\u53ef\u9009<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><code>open<\/code><\/td>\n<td style=\"text-align: left;\">foreach\u4ee3\u7801\u7684\u5f00\u59cb\u7b26\u53f7\uff0c\u4e00\u822c\u662f<code>(<\/code>\u548c<code>close=&quot;)&quot;<\/code>\u5408\u7528\u3002\u5e38\u7528\u5728<code>in(),values()<\/code>\u65f6<\/td>\n<td style=\"text-align: left;\">\u8be5\u53c2\u6570\u53ef\u9009<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><code>close<\/code><\/td>\n<td style=\"text-align: left;\">foreach\u4ee3\u7801\u7684\u5173\u95ed\u7b26\u53f7\uff0c\u4e00\u822c\u662f<code>)<\/code>\u548c<code>open=&quot;(&quot;<\/code>\u5408\u7528\u3002\u5e38\u7528\u5728<code>in(),values()<\/code>\u65f6<\/td>\n<td style=\"text-align: left;\">\u8be5\u53c2\u6570\u53ef\u9009<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><code>index<\/code><\/td>\n<td style=\"text-align: left;\">\u5728list\u548c\u6570\u7ec4\u4e2d\uff0cindex\u662f\u5143\u7d20\u7684\u5e8f\u53f7\uff0c\u5728map\u4e2d\uff0cindex\u662f\u5143\u7d20\u7684key<\/td>\n<td style=\"text-align: left;\">\u8be5\u53c2\u6570\u53ef\u9009<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u4f7f\u7528\u6279\u91cf\u63d2\u5165\u6267\u884c\u7684SQL\u8bed\u53e5\u5e94\u8be5\u7b49\u4ef7\u4e8e\uff1a<\/p>\n<pre><code class=\"language-sql\">insert into redeem_code (batch_id, code, type, facevalue,create_user,create_time)\nvalues (?,?,?,?,?,? ),(?,?,?,?,?,? ),(?,?,?,?,?,? ),(?,?,?,?,?,? )<\/code><\/pre>\n<h2>\u6279\u91cf\u66f4\u65b0<\/h2>\n<h3>\u4f20list\u96c6\u5408<\/h3>\n<p>\uff081\uff09\u5355\u4e2a\u5b57\u6bb5\u65b9\u6cd5\u4e00<\/p>\n<pre><code class=\"language-sql\">&lt;update id=&quot;updateByBatch&quot; parameterType=&quot;java.util.List&quot;&gt;\n    update t_goods\n    set NODE_ID=\n    &lt;foreach collection=&quot;list&quot; item=&quot;item&quot; index=&quot;index&quot;\n             separator=&quot; &quot; open=&quot;case&quot; close=&quot;end&quot;&gt;\n      WHEN GOODS_ID=#{item.goodsId} then #{item.nodeId}\n    &lt;\/foreach&gt;\n    WHERE GOODS_ID in\n    &lt;foreach collection=&quot;list&quot; index=&quot;index&quot; item=&quot;item&quot;\n             separator=&quot;,&quot; open=&quot;(&quot; close=&quot;)&quot;&gt;\n      #{item.goodsId,jdbcType=BIGINT}\n    &lt;\/foreach&gt;\n&lt;\/update&gt;<\/code><\/pre>\n<p>\u4ee5\u4e0a\u5355\u5b57\u6bb5\u66f4\u65b0\u5b9e\u9645\u6267\u884c\uff1a<\/p>\n<pre><code class=\"language-sql\">UPDATE t_goods SET NODE_ID = WHEN GOODS_ID = ? THEN ? WHERE GOODS_ID IN ( ? )<\/code><\/pre>\n<p>\uff082\uff09\u5355\u4e2a\u5b57\u6bb5\u65b9\u6cd5\u4e8c<\/p>\n<pre><code class=\"language-sql\">&lt;update id=&quot;updateByBatch&quot; parameterType=&quot;java.util.List&quot;&gt;\n    UPDATE\n    t_goods\n    SET NODE_ID = CASE\n    &lt;foreach collection=&quot;list&quot; item=&quot;item&quot; index=&quot;index&quot;&gt;\n      WHEN GOODS_ID = #{item.goodsId} THEN #{item.nodeId}\n    &lt;\/foreach&gt;\n    END\n    WHERE GOODS_ID IN\n    &lt;foreach collection=&quot;list&quot; index=&quot;index&quot; item=&quot;item&quot; open=&quot;(&quot; separator=&quot;,&quot; close=&quot;)&quot;&gt;\n      #{item.goodsId}\n    &lt;\/foreach&gt;\n&lt;\/update&gt;<\/code><\/pre>\n<p>\u4ee5\u4e0a\u5355\u5b57\u6bb5\u66f4\u65b0\u5b9e\u9645\u6267\u884c\uff1a<\/p>\n<pre><code class=\"language-sql\">UPDATE t_goods SET NODE_ID = CASE WHEN GOODS_ID = ? THEN ? END WHERE GOODS_ID IN ( ? )<\/code><\/pre>\n<p>\uff083\uff09\u591a\u4e2a\u5b57\u6bb5<\/p>\n<pre><code class=\"language-sql\">&lt;update id=&quot;updateBatch&quot; parameterType=&quot;java.util.List&quot;&gt;\n    update t_user\n    &lt;trim prefix=&quot;set&quot; suffixOverrides=&quot;,&quot;&gt;\n        &lt;trim prefix=&quot;STATUS =case&quot; suffix=&quot;end,&quot;&gt;\n            &lt;foreach collection=&quot;list&quot; item=&quot;i&quot; index=&quot;index&quot;&gt;\n                &lt;if test=&quot;i.status!=null&quot;&gt;\n                    when USER_ID=#{i.userId} then #{i.status}\n                &lt;\/if&gt;\n            &lt;\/foreach&gt;\n        &lt;\/trim&gt;\n        &lt;trim prefix=&quot; OPERATE_TIME =case&quot; suffix=&quot;end,&quot;&gt;\n            &lt;foreach collection=&quot;list&quot; item=&quot;i&quot; index=&quot;index&quot;&gt;\n                &lt;if test=&quot;i.operateTime!=null&quot;&gt;\n                    when USER_ID=#{i.userId} then #{i.operateTime}\n                &lt;\/if&gt;\n            &lt;\/foreach&gt;\n        &lt;\/trim&gt;\n\n        &lt;trim prefix=&quot;OPERATOR =case&quot; suffix=&quot;end,&quot; &gt;\n            &lt;foreach collection=&quot;list&quot; item=&quot;i&quot; index=&quot;index&quot;&gt;\n                &lt;if test=&quot;i.operator!=null&quot;&gt;\n                    when USER_ID=#{i.userId} then #{i.operator}\n                &lt;\/if&gt;\n            &lt;\/foreach&gt;\n        &lt;\/trim&gt;\n    &lt;\/trim&gt;\n    where\n    &lt;foreach collection=&quot;list&quot; separator=&quot;or&quot; item=&quot;i&quot; index=&quot;index&quot; &gt;\n        USER_ID=#{i.userId}\n    &lt;\/foreach&gt;\n&lt;\/update&gt;<\/code><\/pre>\n<pre><code class=\"language-java\">int updateBatch(List&lt;WaterEle&gt; list);<\/code><\/pre>\n<p>\uff084\uff09\u66f4\u65b0\u591a\u6761\u8bb0\u5f55\u7684\u540c\u4e00\u4e2a\u5b57\u6bb5\u4e3a\u540c\u4e00\u4e2a\u503c<\/p>\n<pre><code class=\"language-sql\">&lt;update id=&quot;updateByBatchPrimaryKey&quot; parameterType=&quot;java.util.Map&quot;&gt;\nUPDATE t_goods\nSET NODE_ID = #{nodeId}\nWHERE GOODS_ID IN (${goodsIdList})\n&lt;\/update&gt;<\/code><\/pre>\n<pre><code class=\"language-sql\">UPDATE t_goods SET NODE_ID = ? WHERE GOODS_ID IN (1,2,5);<\/code><\/pre>\n<h3>\u4f20map\/\u4f20String\uff08\u540c\u6279\u91cf\u5220\u9664\u7684&quot;\u4f20map\/\u4f20String&quot;\uff09<\/h3>\n<pre><code class=\"language-sql\">&lt;update id=&quot;deleteByPrimaryKey&quot; parameterType=&quot;java.util.Map&quot;&gt;\n    UPDATE t_order_checkout\n    SET NODE_ID = #{nodeId, jdbcType=VARCHAR}, OPERATOR = #{operator, jdbcType=VARCHAR}\n    WHERE CHECKOUT_ID IN (${checkoutIdList})\n&lt;\/update&gt;<\/code><\/pre>\n<h2>\u6279\u91cf\u5220\u9664\uff08\u6570\u7ec4\uff09<\/h2>\n<h3>\u4f20\u6570\u7ec4<\/h3>\n<pre><code class=\"language-java\">int deleteByBatch(String[] array);<\/code><\/pre>\n<pre><code class=\"language-sql\">&lt;delete id=&quot;deleteByBatch&quot; parameterType=&quot;java.lang.String&quot;&gt;\n    delete from t_enterprise_output_value\n    where OUTPUT_ID IN\n    &lt;foreach collection=&quot;array&quot; item=&quot;outputId&quot; open=&quot;(&quot; separator=&quot;,&quot; close=&quot;)&quot;&gt;\n        #{outputId}\n    &lt;\/foreach&gt;\n&lt;\/delete&gt;<\/code><\/pre>\n<h3>\u4f20map\/\u4f20String<\/h3>\n<pre><code class=\"language-sql\">&lt;delete id=&quot;deleteByRole&quot; parameterType=&quot;java.util.Map&quot;&gt;\n    DELETE\n    FROM\n    t_user_role\n    &lt;where&gt;\n        &lt;if test=&quot;userIdList != null&quot;&gt;\n            USER_ID IN (#{userIdList,jdbcType=VARCHAR})\n        &lt;\/if&gt;\n        &lt;if test=&quot;roleId != null&quot;&gt;\n            AND ROLE_ID=#{roleId,jdbcType=VARCHAR}\n        &lt;\/if&gt;\n        &lt;if test=&quot;sysCode != null&quot;&gt;\n            AND SYSCODE=#{sysCode}\n        &lt;\/if&gt;\n    &lt;\/where&gt;\n&lt;\/delete&gt;<\/code><\/pre>\n<p>\u56e0\u4e3a\u8868\u4e2d\u6ca1\u6709fileIds\u5b57\u6bb5\uff0c\u6240\u4ee5\u5982\u679c\u4f20map\u8fdb\u5165\u7684\u8bdd\uff0c\u9700\u8981\u5728map\u4e2d\u5b9a\u4e49\u8be5\u5b57\u6bb5<\/p>\n<pre><code class=\"language-java\">map.put(&quot;fileIds&quot;, &quot;1,2,3&quot;);<\/code><\/pre>\n<pre><code class=\"language-sql\">\/\/\u7f8e\u5143\u7b26$\u76f4\u63a5\u6ce8\u5165\n&lt;delete id=&quot;deleteByPrimaryKey&quot; parameterType=&quot;java.util.Map&quot;&gt;\n    DELETE FROM t_attachment WHERE FILE_ID  IN (${fileIds})\n&lt;\/delete&gt;<\/code><\/pre>\n<p>\u5b8c\u6574\u7684sql\u8bed\u53e5\u662f\uff1a<\/p>\n<pre><code class=\"language-sql\">DELETE FROM t_attachment WHERE FILE_ID IN (1,2,3)<\/code><\/pre>\n<p>\u9002\u7528\u4e8e\u8868\u4e2d\u8be5\u5b57\u6bb5\u662fint\u6216\u8005bigint\u7c7b\u578b\uff0c\u4e0d\u9002\u7528\u4e8evarchar\u3002\u5982\u679c\u8be5\u5b57\u6bb5\u662fvarchar\u7c7b\u578b\uff0c\u5219\u6b63\u786e\u7684sql\u8bed\u53e5\u5e94\u8be5\u662f\uff1a<\/p>\n<pre><code class=\"language-sql\">DELETE FROM t_attachment WHERE FILE_ID IN (&quot;1&quot;,&quot;2&quot;,&quot;3&quot;);<\/code><\/pre>\n<p>map\u4e2d\u5c31\u5e94\u8be5\u8fd9\u6837\u5b9a\u4e49\uff1a<\/p>\n<pre><code class=\"language-java\">\u6570\u7ec4\/\u96c6\u5408 --&gt;(1,2,3,4)\nString userIdList = formData.get(&quot;userIdList&quot;);\nString[] users = userIdList.split(&quot;,&quot;);\nString str = &quot;&quot;;\nfor (String user : users) {\n    str += &quot;\\&quot;&quot; + user + &quot;\\&quot;&quot; + &quot;,&quot;;\n}\nString substring = str.substring(0, str.lastIndexOf(&quot;,&quot;));\nSystem.out.println(substring);<\/code><\/pre>\n<p>\u5982\u679c\u8981\u4f20substring\u8fdbsql\u8bed\u53e5\u4e2d\uff0c\u4f46\u662fsubstring\u4e0d\u662f\u6570\u636e\u5e93\u8868\u4e2d\u7684\u5b57\u6bb5\uff0c\u4e09\u79cd\u65b9\u6cd5\uff1a<br \/>\n\u2460 <code>map.put(&quot;substring&quot;,substring)<\/code>\uff0csql\u63a5\u6536\u53c2\u6570parameterType\u4f20<code>java.util.Map<\/code><br \/>\n\u2461 \u5c06substring\u653e\u5165\u5bf9\u8c61\u4e2d\uff0c\u4f20\u5bf9\u8c61\u8fdb\u53bb<br \/>\n\u2462 \u4f7f\u7528<code>@Param(&quot;substring&quot;)<\/code>\u6ce8\u89e3<\/p>\n<pre><code class=\"language-java\">int deleteByCheckoutId(@Param(&quot;checkoutIdList&quot;) String checkoutIdList);<\/code><\/pre>\n<p>\u800c<code>int deleteByCheckoutId(long cDetailId);<\/code>\u4e0d\u9700\u8981\u6ce8\u89e3\u662f\u56e0\u4e3acDetailId\u5bf9\u5e94\u8868\u4e2d\u7684C_DETAIL_ID\uff0c\u56e0\u4e3a\u662f\u8868\u4e2d\u73b0\u5b58\u7684\u6240\u4ee5\u53ef\u4ee5\u4e0d\u7528\u52a0\uff0c\u6211\u4e2a\u4eba\u7406\u89e3\u3002<\/p>\n<pre><code class=\"language-java\">&lt;delete id=&quot;deleteByPrimaryKey&quot; parameterType=&quot;java.lang.Long&quot;&gt;\n    delete from t_checkout_detail\n    where C_DETAIL_ID = #{cDetailId,jdbcType=BIGINT}\n&lt;\/delete&gt;<\/code><\/pre>\n<h3>\u591a\u53c2\u6570\u6279\u91cf\u5220\u9664\u793a\u4f8b<\/h3>\n<p>\u5982\u679c\u5220\u9664\u4e0d\u662f\u4ee5\u4e3b\u952e\u4e3a\u6761\u4ef6\uff0c\u800c\u662f\u591a\u4e2a\u6761\u4ef6\u540c\u65f6\u6210\u7acb\u624d\u53ef\u4ee5\u5220\u9664<\/p>\n<pre><code class=\"language-sql\">&lt;delete id=&quot;deleteByUserIdSysRoleBatch&quot;&gt;\n    delete from t_user_role\n    where SYSCODE = #{sysCode,jdbcType=VARCHAR} AND ROLE_ID = #{roleId,jdbcType=VARCHAR} AND USER_ID IN\n    &lt;foreach collection=&quot;userIds&quot; item=&quot;item&quot; index=&quot;index&quot; open=&quot;(&quot; separator=&quot;,&quot; close=&quot;)&quot;&gt;\n        #{item}\n    &lt;\/foreach&gt;\n&lt;\/delete&gt;<\/code><\/pre>\n<p>Controller\u5c42\u63a5\u53e3<\/p>\n<pre><code class=\"language-java\">@RequestMapping(value = &quot;&quot;, method = RequestMethod.POST)\npublic ResponseObj&lt;Boolean&gt; setMoreUserToRole(@RequestBody Map&lt;String, String&gt; formData) {\n\n    String userIdList = formData.get(&quot;userIdList&quot;);\n    String[] users = userIdList.split(&quot;,&quot;);\n    String str = &quot;&quot;;\n    for (String user : users) {\n        str += &quot;\\&quot;&quot; + user + &quot;\\&quot;&quot; + &quot;,&quot;;\n    }\n    String substring = str.substring(0, str.lastIndexOf(&quot;,&quot;));\n    System.out.println(substring);\n\n    String sysCode = formData.get(&quot;sysCode&quot;);\n    String roleId = formData.get(&quot;roleId&quot;);\n    userRoleMapper.deleteByUserIdSysRoleBatch(sysCode, roleId, users);\n\n    List&lt;UserRole&gt; list = new ArrayList&lt;&gt;();\n    for (int i = 0; i &lt; users.length; i++) {\n        UserRole userRole = new UserRole();\n        String roleId = formData.get(&quot;roleId&quot;);\n        if (roleId != null &amp;&amp; !&quot;&quot;.equals(roleId)) {\n            userRole.setRoleId(roleId);\n        }\n        userRole.setStatus(SysData.STATUS_NORMAL);\n        userRole.setOperateTime(DateUtil.getDateTime());\n        userRole.setOperator(formData.get(&quot;operator&quot;));\n        userRole.setSysCode(formData.get(&quot;sysCode&quot;));\n        userRole.setId(CommonUtil.getSysRef());\n        userRole.setUserId(users[i]);\n\n        list.add(userRole);\n    }\n\n    int i = userRoleMapper.addByBatch(list);\n    if (i == users.length)\n        return new ResponseObj&lt;Boolean&gt;(true, RetCode.SUCCESS);\n    return new ResponseObj&lt;Boolean&gt;(false, RetCode.FAIL);\n}<\/code><\/pre>\n<pre><code class=\"language-java\">int deleteByUserIdSysRoleBatch(@Param(&quot;sysCode&quot;) String sysCode, \n                               @Param(&quot;roleId&quot;) String roleId,\n                               @Param(&quot;userIds&quot;) String[] userId);<\/code><\/pre>\n<h2>\u6279\u91cf\u67e5\u8be2<\/h2>\n<h3>in()\u8bed\u53e5\u5b9e\u73b0<\/h3>\n<blockquote>\n<p>\u6ce8\uff1a\u4ee5\u4e0b<code>orderList<\/code>\u53ef\u4ee5\u4f7f\u7528<code>map\/String<\/code>\u4f20\u5165<\/p>\n<\/blockquote>\n<pre><code class=\"language-sql\">&lt;select id=&quot;selectOrder&quot; parameterType=&quot;java.util.Map&quot; resultMap=&quot;OrderMap&quot;&gt;\n    SELECT * FROM t_order WHERE ORDER_ID in (${orderList})\n&lt;\/select&gt;<\/code><\/pre>\n<p>\uff081\uff09\u5bf9\u4e8e\u8868\u4e2d\u7684\u4e3b\u952e\u662fbigint \/ int<\/p>\n<pre><code class=\"language-sql\">==&gt;  Preparing: SELECT * FROM t_order WHERE ORDER_ID in (?) \n==&gt; Parameters: 1,2,5(String)\n&lt;==    Columns: ORDER_ID, GOODS_ID, UNIT_PRICE, SOLD_NUM, ORDER_STATUS, OPERATOR, OPERATE_TIME\n&lt;==        Row: 1, 356346093, 43.00, 3, 109002, admin, 2019-12-16 21:01:20.0\n&lt;==      Total: 1<\/code><\/pre>\n<p>\u6ce8\u610f<code>&quot;1,2,5&quot;<\/code>\u4f20\u8fc7\u6765\u7684\u662fString\u7c7b\u578b\uff0c\u5b9e\u9645sql\u8bed\u53e5\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-sql\">SELECT * FROM t_order WHERE ORDER_ID in (#{orderList})\nSELECT * FROM t_order WHERE ORDER_ID in (&#039;1,2,5&#039;)  #\u53ea\u80fd\u67e5\u5230\u4e00\u6761<\/code><\/pre>\n<p>\u5c06mapper.xml\u4e2d\u7684sql\u8bed\u53e5\u6539\u4e3a<\/p>\n<pre><code class=\"language-sql\">SELECT * FROM t_order WHERE ORDER_ID in (${orderList})\nSELECT * FROM t_order WHERE ORDER_ID in (1,2,5)  #\u5c31\u53ef\u4ee5\u5168\u90e8\u67e5\u5230<\/code><\/pre>\n<p>\uff082\uff09\u5bf9\u4e8e\u8868\u4e2d\u7684\u4e3b\u952e\u662fvarchar<\/p>\n<pre><code class=\"language-sql\">SELECT * FROM t_order WHERE ORDER_ID in (#{orderList})\nSELECT * FROM t_order WHERE ORDER_ID in (&#039;1,2,5&#039;)  #\u67e5\u8be2\u4e0d\u5230<\/code><\/pre>\n<p>\u5c06mapper.xml\u4e2d\u7684sql\u8bed\u53e5\u6539\u4e3a<\/p>\n<pre><code class=\"language-sql\">SELECT * FROM t_order WHERE ORDER_ID in (${orderList})\nSELECT * FROM t_order WHERE ORDER_ID in (&#039;1&#039;,&#039;2&#039;,&#039;5&#039;)  #\u5c31\u53ef\u4ee5\u5168\u90e8<\/code><\/pre>\n<p><code>&#039;1,2,5&#039;<\/code>\u8f6c\u4e3a<code>&#039;1&#039;,&#039;2&#039;,&#039;5&#039;<\/code>\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-java\">String orderList = (String) formData.get(&quot;orderList&quot;);\nif (!StringUtils.isEmpty(orderList)) {\n    String[] split = orderList.split(&quot;,&quot;);\n    String sqlParamter = &quot;&quot;;\n    for (String s : split) {\n        sqlParamter += &quot;&#039;&quot; + s + &quot;&#039;,&quot;;\n    }\n    String substring = sqlParamter.substring(0, sqlParamter.length() - 1);\n    formData.put(&quot;orderList&quot;, substring);\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6279\u91cf\u63d2\u5165 WaterEleMapper\u90e8\u5206\u4ee3\u7801 int insertList(List&lt;WaterEle [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-1940","post","type-post","status-publish","format-standard","hentry","category-mybatis"],"_links":{"self":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1940","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1940"}],"version-history":[{"count":0,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1940\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1940"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1940"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1940"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}