请问下C语言中的结构体有什么用

页面:/news/view-176889/ | 耗时:0.1301 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=176889 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=176889 LIMIT 0,1
select * from tbl_Articles_sphinx where id=176889 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1084909,1102470,1099819,1062624,1079315,1065749,1101917,1077621,1112702,1112754,1114120,1055361,1085995,1050395,1114502,2951980,1069389,1083289,1084307,1070534,1103971,1100985,1046666,1087625,1127056,1070092,1062094,1082309,1081699,1275542) ORDER BY field (ArticleID,1084909,1102470,1099819,1062624,1079315,1065749,1101917,1077621,1112702,1112754,1114120,1055361,1085995,1050395,1114502,2951980,1069389,1083289,1084307,1070534,1103971,1100985,1046666,1087625,1127056,1070092,1062094,1082309,1081699,1275542)