怎样理解三角形具有稳定性

页面:/news/view-2006879/ | 耗时:0.8702 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=2006879 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2006879 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2006879 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(122473,121824,3035506,1121554,2904256,1087843,1094683,1133147,116652,125564,108341,164242,1106459,215878,2185110,135285,1541407,127248,1941288,114518,116846,121356,2009715,123885,122979,1933777,122754,1370202,1606498,1126778) ORDER BY field (ArticleID,122473,121824,3035506,1121554,2904256,1087843,1094683,1133147,116652,125564,108341,164242,1106459,215878,2185110,135285,1541407,127248,1941288,114518,116846,121356,2009715,123885,122979,1933777,122754,1370202,1606498,1126778)