SQLITE²åÈëÓï¾ä´íÎó
SQL code:
IF NOT EXISTS(SELECT * from Company WHERE MAC='aa:22:cc:22:ee:ff')
INSERT INTO Company(Mac,CompanyId,CompanyName,FtpParameter) Values('aa:22:cc:22:ee:ff','00101','aabbcc','192.168.123.11|21|abc|abc')
ΪʲôÌáʾ£º
Error message: SQL script is wrong
SQL code:
create table #t(Mac varchar(50),CompanyId varchar(50),CompanyName varchar(50),FtpParameter varchar(50))
IF NOT EXISTS(SELECT * from #t WHERE MAC='aa:22:cc:22:ee:ff')
INSERT INTO #t(Mac,CompanyId,CompanyName,FtpParameter) Values('aa:22:cc:22:ee:ff','00101','aabbcc','192.168.123.11|21|abc|abc')
select * from #t
Mac CompanyId CompanyName FtpParameter
-------------------------------------------------- -------------------------------------------------- -------------------------------------------------- --------------------------------------------------
aa:22:cc:22:ee:ff 00101 aabbcc 192.168.123.11|21|abc|abc
(1 ÐÐÊÜÓ°Ïì)
drop ta
Ïà¹ØÎÊ´ð£º
SQLITEÏÂÈçºÎɾ³ýÄÚÈÝÖеĵÚÒ»¸ö<br>
SQLITEϲ»ºÃÓÃ
Ìáʾ:
sqlite error
no such function: stuff
Ôõô½â¾ö?
SQL code:
--------------------------------------------- ......
»·¾³£ºQNX 6.3.2
°æ±¾£ºSQLite 2.7.3
ÏÖÏó£ºÔÚÃüÁîÐÐÏÂsqlite½øÈ¥£¬Ö´ÐÐ.table¡¢pragmaÖ®Àà¡¢select¶¼Ìáʾ
database is locked
Ææ¹ÖµÄÊÇ£¬¼´Ê¹ÊÇд´½¨Ò»¸öÊý¾Ý¿â£¬Ö´ÐÐÉÏÊöÃüÁîÒ²ÊÇÄÇÑù¡£
Áí£ºÔÚһ̨Íê ......
СµÜ Ūµã¶«Î÷¿ÉÊǵ÷Óà sqlite3_prepare Õâ¸öº¯Êý select ¾ÍºÃʹ Ö»Òª ¸Ä±äÊý¾Ý¿â µÄ¾Í²»ÐÐ ±ÈÈçinsert Ö®ÀàµÄ ËÀ´°ï¸öæ°¡ ÇëÎÊÕâÊÇʲôÔÒò °¡ Óà c ȥʵÏÖµÄ
ÄãÓõÄʲô¹¤¾ß°¡?
°ÑÄã×Ô¼ºµÄ´úÂë·¢ ......
¹ØÓÚjuliandayº¯ÊýµÄÎÊÌ⣬ÎÒÏÖÔÚ±íAÖÐÒ»¸ö×Ö¶Îbʱ¼äÀàÐÍ£¬ÈçºÎbΪ½ñÌìµÄÊý¾Ý£¿Ð»Ð»
select * from ±íÃû where datediff(d,getdate(),×Ö¶Îb)=0 ÕâÑùÄã¿´Ðв»£¿
ÎÒÓõÄÊÇsqliteÊý¾Ý¿â£¬Ëü²»Ö§³ÖdatediffµÄ¡ ......