2012-06-27 49 views
1

一切看起來都對我好,但prepare_v2沒有得到SQLITE_OK想不通,爲什麼沒有被執行插入SQLite的SQL語句時,Xcode

的SQL指令是非常基本的,如果我複製並粘貼上sqlite管理器,它插入罰款

有什麼我失蹤?

//from view controller 

- (void)viewDidLoad 
{ 
[super viewDidLoad]; 

DBConnection* dbCon = [DBConnection alloc]; 
[dbCon init]; 
[dbCon InsertDataRollNo:@"888"]; 

}

-(id)init 
{ 
//[super init]; 

DBName = @"FoodDB2.sqlite"; 

NSArray* documentsPath = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); 

NSString* documentsDir = [documentsPath objectAtIndex:0]; 
DBPath = [documentsDir stringByAppendingPathComponent:DBName]; 

return self; 

}

-(void)InsertDataRollNo:(NSString*)theName 
{ 
[self CheckAndCreateDB]; 

sqlite3* database; 

if(sqlite3_open([DBPath UTF8String], &database)== SQLITE_OK) 
{ 
    NSString* statement; 
    sqlite3_stmt* compliedStatement; 

    //statement = [[NSString alloc]initWithFormat:@"insert into Category(TheName)values('%d')",@"epa"]; 
    statement = @"insert into Category(TheName)values('aaa')"; 
    const char* sqlStatement = [statement UTF8String]; 

    if(sqlite3_prepare_v2(database, sqlStatement, -1, &compliedStatement, NULL) == SQLITE_OK) 
    { 
     if(SQLITE_DONE!=sqlite3_step(compliedStatement)) 
     { 
      NSAssert1(0,@"Error by inserting '%s' ", sqlite3_errmsg(database)); 

     } 
     else 
     { 
      NSAssert1(0,@"cool '%s' ", @"ope"); 
     } 
    }   
    sqlite3_finalize(compliedStatement); 
} 
sqlite3_close(database); 

}

-(void)CheckAndCreateDB 

{ 



    BOOL success; 

NSFileManager* fileManager = [NSFileManager defaultManager]; 

success = [fileManager fileExistsAtPath:DBPath]; 

if(success) return; 

NSString* databasePathFromApp = [[[NSBundle mainBundle]resourcePath]stringByAppendingPathComponent:DBName]; 

[fileManager copyItemAtPath:databasePathFromApp toPath:DBPath error:nil]; 

//[fileManager release]; 

}

+1

請確保路徑是正確的,並且您有寫入文件的權限。還是行不通? –

+0

路徑是正確的,你是什麼意思文件的權限? mac文件系統寫入權限?我向每個人添加了對sqlite文件的文件系統寫權限,但仍然失敗 – RollRoll

+0

你可以發佈你的'-CheckAndCreateDB'嗎? –

回答

0

我看着辦吧歐噸,其實我沒有複製sqlite文件到iPhone項目,現在運行良好

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