WM³ÌÐò²éѯSQLite¿â×Ü˵±í²»´æÔÚ
.netµÄ³ÌÐò£¬ÓõÄSystem.Data.SQLite DLL
¿âÊÇdb3µÄ£¬²éѯʱ×Ü˵no table **
·¾¶Ò²ÊǶԵÄ
¶øÄǸötableÊÇ´æÔÚµÄ
ÔÚPCÉÏÄÜ¿´µ½
ÇëÎÊÕâ¸öÊÇÔõô»ØÊÂÄØ£¿
ÊÖ»úÉÏÎļþʱûÓÐÏà¶Ô·¾¶µÄ¸ÅÄîµÄ£¬
±¨Ê²Ã´´í¶ù??
ÊDz»ÊÇ´´½¨µÄÁ¬½ÓÀàûдºÃ?
¿ÉÒÔÕý³£Á¬½ÓÊý¾Ý¿âô?
ÕâÖÖÇé¿öÓöµ½¹ý£¬Ã»ÕÒµ½ÔÒò~±È½ÏÓôÃÆ¡£
ÕÒµ½ÔÒòÁË£¬¾ÍÏñweiweiloong˵µÄ£¬WinceÉÏûÓе±Ç°Â·¾¶
SQLite±È½ÏÄÕÈ˵ÄÒ»µã¾ÍÊÇ£º
Èç¹ûÕÒ²»µ½Ö¸¶¨Êý¾Ý¿â£¬¾ÍÖØ½¨Ò»¸ö¸ø¶¨Â·¾¶µÄÐÂÊý¾Ý¿â
ÕâÑùÒÔÀ´±íµ±È»Ã»ÓÐÀ²¡£¡£¡£
Á¬½Ó×Ö·û´®ÒªÉèÖþø¶Ô·¾¶
Ïà¹ØÎÊ´ð£º
1¡¢juliandayÕâ¸öº¯ÊýÖ»ÓдøÉÏÄê·Ý¼ÆËã²Å¿É¿¿£»
2¡¢ÎÒĿǰÓõķ½·¨SELECT £¨jolianday(¡®now¡¯)-jolianday(¡®1981-12-23¡¯)£©%365
3¡¢Õâ¸ö·½·¨¿Ï¶¨ÓÐÎÊÌ⣬µ«ÊµÔÚ²»ÖªµÀÔõôʵÏÖ£»
Òò´ËÏ£Íû¸÷λÈÊÐÖ°ï°ïæ£ ......
ûÓÐÖ÷¼ü£¬ÎÒֻҪɾ³ýǰNÌõ¼Ç¼¡£nÊýÖµ´ó¸ÅÔÚǧÍò¼¶±ðµÄ¡£
ÓÃset rowcount n
ÒýÓÃ
ÓÃset rowcount n
Ö§³Ö
SELECT IDD=IDENTITY(INT,1,1),* INTO #T from TB
DELETE #T WHERE IDD NOT I ......
ÈçÌ⣬ûÓÐÖ÷¼ü£¬ÎÒֻҪɾ³ýǰNÌõ¼Ç¼¡£nÊýÖµ´ó¸ÅÔÚǧÍò¼¶±ðµÄ¡£
ûÓÐÖ÷¼ü
ÓÐûÓÐÆäËü¿É¹©ÅÅÐòµÄ×ֶΣ¿
SQL code:
delete from tb where id in (select top n id from tb)
ÒýÓÃ
ûÓÐÖ÷¼ü
......
visual studioÏÂÔÚwmÄ£ÄâÆ÷À³ÌÐò²Ù×÷sqlite¶¼Ê§°Ü£¬µ«ÔÚÊÖ»úÉÏûÎÊÌ⣬´ó¼ÒÆÕ±é¶¼ÊÇÕâÑùÂð£¿ËÓнâ¾ö°ì·¨£¿±Ï¾¹ÔÚÄ£ÄâÆ÷Éϵ÷ÊÔЧÂʱȽϸߡ£
¶÷£¬²»»á°¡£¬PPCµÄÄ£ÄâÆ÷ÊÇ¿ÉÒԵİ¡..
ÒýÓÃ
¶÷£¬²»»á°¡£¬PPCµÄÄ ......
WTL¿ò¼ÜʹÓÃUnicode×Ö·û¼¯
ÓÃÏÂÃæº¯Êý²åÈë¼Ç¼
void CMainFrame::Insert()
{
TCHAR query[MAX_PATH] = {0};
_stprintf(query, _T("insert into correct_word values (\'發\',\& ......