相似基金查询废弃分页查询，直接用topN

src/main/java/com/tanpu/fund/service/impl/ProductServiceImpl.java

@@ -1724,11 +1724,12 @@ public class ProductServiceImpl implements ProductService, Constant {
         //查询同类基金
         FundInfo fundInfo = fundInfoMapper.selectByPrimaryKey(fundId);
 
-        PageMethod.startPage(1, 10);
+        // 使用分页查询会先count再limit查询，浪费资源，这里取top 10即可，所以直接limit 10好了
+//        PageMethod.startPage(1, 10);
         FundCountExample example = new FundCountExample();
         example.createCriteria().andSubstrategyEqualTo(fundInfo.getSubstrategy()).andIdNotEqualTo(fundId)
                 .andDataSourcesEqualTo(Constant.ONE_NUM).andDeleteTagEqualTo(BizEnums.DeleteTag.tag_init);
-        example.setOrderByClause("ret_1y desc");
+        example.setOrderByClause("ret_1y desc limit 10");
 
         List<FundCount> fundCounts = fundCountMapper.selectByExample(example);