什么叫锁单

页面:/news/view-127830/ | 耗时:0.5941 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=127830 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=127830 LIMIT 0,1
select * from tbl_Articles_sphinx where id=127830 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1079043,1061942,1067924,1068532,998502,1117972,1081241,1052529,1069992,1051683,1057545,1074409,1048802,1046100,1045659,1090561,1073772,1081247,1072443,1080329,1052311,1053204,1065361,1087893,1052073,1069027,1049014,1061830,1088479,1057028) ORDER BY field (ArticleID,1079043,1061942,1067924,1068532,998502,1117972,1081241,1052529,1069992,1051683,1057545,1074409,1048802,1046100,1045659,1090561,1073772,1081247,1072443,1080329,1052311,1053204,1065361,1087893,1052073,1069027,1049014,1061830,1088479,1057028)