admin/mybatis-flex
1
0
Fork 0
mirror of https://gitee.com/mybatis-flex/mybatis-flex.git synced 2025-12-07 00:58:24 +08:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'main' of https://github.com/mybatis-flex/mybatis-flex

Browse Source
This commit is contained in:
Michael Yang 2024-08-18 09:57:13 +08:00
commit e5d4b08a7a
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
mybatis-flex-core/src/main/java/com/mybatisflex/core/util/MapperUtil.java
View File

@ -87,9 +87,10 @@ public class MapperUtil {
// 获取查询列和分组列，用于判断是否进行优化
List<QueryColumn> selectColumns = CPI.getSelectColumns(clone);
List<QueryColumn> groupByColumns = CPI.getGroupByColumns(clone);
// 如果有 distinct 语句或者 group by 语句则不优化
QueryCondition havingCondition = CPI.getHavingQueryCondition(clone);
// 如果有 distinct、group by、having 等语句则不优化
// 这种一旦优化了就会造成 count 语句查询出来的值不对
if (hasDistinct(selectColumns) || hasGroupBy(groupByColumns)) {
if (hasDistinct(selectColumns) || hasGroupBy(groupByColumns) || havingCondition != null) {
return rawCountQueryWrapper(clone);
}
// 判断能不能清除 join 语句