Õâ¶Î´´½¨±íµÄsqlÓïÑÔÄÄÓÐÎÊÌ⣿
create table group
(
groupname varchar(20) not null,
owner varchar(20) not null,
membernum tinyint default 0,
memberlist blob,
index(groupname)
);
ÀÏÌáʾ´íÎ󣬿´²»³öÀ´
group Êǹؼü×Ö£¬»»¸öÃû×Ö°É
create table group???
(
groupname varchar(20) not null,
owner varchar(20) not null,
membernum tinyint default 0,
memberlist blob,£¿£¿£¿£¿blob??
index(groupname)£¿£¿//£¿ index ?
);
ÔÞÒ»¸ö
memberlist blob,
index(groupname) ÕâÁ½¾äÓÐÎÊÌ⣬ȥµô¾ÍºÃÁË
SQL code:
mysql> create table 'groupa'
-> (
-> groupname varchar(20) not null,
-> owner varchar(20) not null,
-> membernum tinyint default 0,
-> memberlist blob,
-> index(groupname)
-> );
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds t
ear ''groupa'
(
groupname varchar(20) not null,
owner varchar(20) not null,
' at line 1
mysql> create table groupa
-> (
-> groupname varchar(20) not null,
-> owner varchar(20) not null,
-> membernum tinyint default 0,
-> memberlist blob,
-> index(groupname)
-> )
Ïà¹ØÎÊ´ð£º
DateTime startTime=DateTime(em_1.Text)
DateTime endTime=DateTime(em_2.Text)
string sql
sql = dw_1.GetSQLSelect()+"Where (StartTime> '"+startTime+"') and (EndTime ......
Ö´ÐеÄ˳Ðò£º
1£©Îļþä¯ÀÀ¿ò£¨Ñ¡ÔñÎļþʹÓã©
Ñ¡ÔñºÃÎļþºó
µã»÷Ò»¸öµ¼Èë°´Å¥µÄʱºò £¬°ÑÉÏÃæÉÏ´«¿òÀïµÄcsvÎļþÒÔÒ»¸öIDΪÎļþÃû£¬ÉÏ´«µ½**/**Îļþ¼ÐÏÂ
2£©¶ÁÈ¡Õâ¸öÎļþ¼ÐϵÄcsvµÄÎļþ£¬×ª»»³Ésql
3 ......
£¨1£©string ConnString = "server=localhost;integrated security=sspi;database=pubs;";
£¨2£©string strConnection="user uid=sa;pwd=123456;Database=test;Server=test;Connect ......
ÎÒÓжà¸ö±íA B C ½á¹¹ÊÇÒ»ÑùµÄ£¬¶¼ÓÐ2¸ö×Ö¶ÎnameºÍcontent,ÎÒÒªËÑË÷ËùÒÔ±íËùÓÐ×Ö¶ÎÖаüº¬¡°Öйú¡±µÄÄÚÈÝ Õâ¸öSQLÓï¾äÔõôд
ÈçºÎ½«¶à¸ö±íµÄ²éѯ½á¹ûÁ¬³ÉÒ»¸ö±í Õâ¸öSQLÓï¾äÔõôд ±íµÄ½á¹¹ÊÇÒ»ÑùµÄ
ÀýÈç£ ......
СµÜÕý×¼±¸×Ô¼ºÌáǰѧϰÊý¾Ý¿â£¬µ«ÊÇÏÖÔÚÓиöÎÊÌ⣬²»ÖªµÀ¸ÃÑ¡Ôñʲô°æ±¾µÄSQL
ѧУÒÔºóµÄÊéºÃÏñ½²SQLÓõÄÊÇSQL 2000£¬µ«ÊÇÎÒµÄϵͳÊÇWindows 7£¬Ã²ËƲ»ÄÜ×°£¬Ò²²»Ïë»»»ØXP£¨07Äê¾Í²»ÓÃXPÀ²£©£¬ËùÒÔÔÚÏ룬ÄÜ· ......