怎么删除内存啦

页面:/news/view-1280447/ | 耗时:0.5244 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=1280447 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1280447 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1280447 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1632108,362613,1097851,3176524,419631,1496559,389325,363053,1106701,99117,366987,1093370,1103495,84465,98794,1126837,359854,547051,1110011,770420,391013,2327215,3491959,399061,1117710,3421639,1110309,419699,405756,401741) ORDER BY field (ArticleID,1632108,362613,1097851,3176524,419631,1496559,389325,363053,1106701,99117,366987,1093370,1103495,84465,98794,1126837,359854,547051,1110011,770420,391013,2327215,3491959,399061,1117710,3421639,1110309,419699,405756,401741)