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	站内信模块:整体功能实现
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		| @@ -1,7 +1,9 @@ | ||||
| package cn.iocoder.yudao.framework.mybatis.core.query; | ||||
|  | ||||
| import cn.hutool.core.lang.Assert; | ||||
| import cn.hutool.core.util.ArrayUtil; | ||||
| import cn.iocoder.yudao.framework.common.util.collection.ArrayUtils; | ||||
| import cn.iocoder.yudao.framework.mybatis.core.enums.SqlConstants; | ||||
| import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper; | ||||
| import com.baomidou.mybatisplus.core.toolkit.CollectionUtils; | ||||
| import com.baomidou.mybatisplus.core.toolkit.support.SFunction; | ||||
|   | ||||
| @@ -146,19 +146,19 @@ public class QueryWrapperX<T> extends QueryWrapper<T> { | ||||
|      * | ||||
|      * @return this | ||||
|      */ | ||||
|     public QueryWrapperX<T> limit1() { | ||||
|     public QueryWrapperX<T> limitN(int n) { | ||||
|         Assert.notNull(SqlConstants.DB_TYPE, "获取不到数据库的类型"); | ||||
|         switch (SqlConstants.DB_TYPE) { | ||||
|             case ORACLE: | ||||
|             case ORACLE_12C: | ||||
|                 super.eq("ROWNUM", 1); | ||||
|                 super.eq("ROWNUM", n); | ||||
|                 break; | ||||
|             case SQL_SERVER: | ||||
|             case SQL_SERVER2005: | ||||
|                 super.select("TOP 1 *"); // 由于 SQL Server 是通过 SELECT TOP 1 实现限制一条,所以只好使用 * 查询剩余字段 | ||||
|                 super.select("TOP " + n + " *"); // 由于 SQL Server 是通过 SELECT TOP 1 实现限制一条,所以只好使用 * 查询剩余字段 | ||||
|                 break; | ||||
|             default: | ||||
|                 super.last("LIMIT 1"); | ||||
|                 super.last("LIMIT " + n); | ||||
|         } | ||||
|         return this; | ||||
|     } | ||||
|   | ||||
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