以下のコードでは、SQLiteデータベースに接続していますが、SELECTクエリが機能しませんでした。iphone SQLite Selectクエリが機能しない
私があなたを助けてくれることを願っています。これは間違ってい
if(sqlite3_open([databasePath UTF8String], &database) == SQLITE_OK) {
// Setup the SQL Statement and compile it for faster access
const char *sqlStatement = "select name,score from game Where name='interclock'";
sqlite3_stmt *compiledStatement;
if(sqlite3_prepare_v2(database, sqlStatement, -1, &compiledStatement, NULL) == SQLITE_OK) {
// Loop through the results and add them to the feeds array
//while(sqlite3_step(compiledStatement) == SQLITE_ROW) {
if(sqlite3_step(compiledStatement) == SQLITE_ROW) {
// Read the data from the result row
NSString *aName =[NSString stringWithUTF8String:(char *)sqlite3_column_text(compiledStatement, 1)];
NSString *aScore =[NSString stringWithUTF8String:(char *)sqlite3_column_text(compiledStatement, 2)];
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Sonuç" message:[NSString stringWithFormat:@"Oyun adı %s Skor:%s",aName,aScore]
delegate:self cancelButtonTitle:@"OK" otherButtonTitles: nil];
[alert show];
//NSString *aName = [NSString stringWithString:(NSString *)sqlite3_column_text(compiledStatement, 2)];
//NSString *aScore = [NSString stringWithString:(NSString *)sqlite3_column_text(compiledStatement, 3)];
// Create a new animal object with the data from the database
DatabaseClass *dbOBJ = [[DatabaseClass alloc] initWithName:aName score:aScore];
// Add the animal object to the animals Array
[scores addObject:dbOBJ];
[dbOBJ release];
} else {
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Error" message:@"SQL Query Dont Work"
delegate:self cancelButtonTitle:@"OK" otherButtonTitles: nil];
[alert show];
}
}
// Release the compiled statement from memory
sqlite3_finalize(compiledStatement);
} else {
UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Error" message:@"No Connection"
delegate:self cancelButtonTitle:@"OK" otherButtonTitles: nil];
[alert show];
}
「動作しません」とはどういう意味ですか? 例外?間違った結果ですか?何か? – oxigen