我在 sqlite 数据库中插入数据，在第二个选项卡中我将插入数据显示到分组表视图中，但是我插入的最后一个数据不会显示在表视图中，尽管当我再次运行应用程序时会显示所有数据，如何我可以在表格视图中显示所有插入数据？？
这是我从费用表中选择名称和金额的代码
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
static NSString *CellIdentifier = @"Cell";
UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
if (cell == nil) {
cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:CellIdentifier];
}
NSInteger section = [indexPath section];
NSInteger row = [indexPath row];
NSLog(@"sec%i",section);
NSLog(@"row%i",row);
NSMutableArray *NAMeA= [[NSMutableArray alloc]init ];
NSMutableArray *DateA= [NSMutableArray array];
if (sqlite3_open([[AppDelegate getDBPath] UTF8String], &database) == SQLITE_OK) {
const char *sql ="select ExpenseMonth,count(*) as day from Expense where strftime('%m',ExpenseMonth)=strftime('%m','now') group by ExpenseMonth order by ExpenseMonth desc";
sqlite3_stmt *selectstmt;
int result = sqlite3_prepare_v2(database, sql, -1, &selectstmt, NULL);
if( result== SQLITE_OK) {
while(sqlite3_step(selectstmt) == SQLITE_ROW) {
NSString *dateAndTime=[NSString stringWithUTF8String:(char *)sqlite3_column_text(selectstmt, 0)];
NSInteger numofday=sqlite3_column_int(selectstmt,1);
MaxEntity *DatTime=[[MaxEntity alloc]initWithDate:dateAndTime andnumofDay:numofday];
[DateA addObject:DatTime];
[NAMeA removeAllObjects];
NSLog(@"Date %@",dateAndTime);
NSString *querySQL =[NSString stringWithFormat:@"select Name, amount from Expense where ExpenseMonth=\"%@\" order by ExpenseMonth desc",dateAndTime];
const char *query_stmt = [querySQL UTF8String];
sqlite3_stmt *selectstm = NULL;
int result = sqlite3_prepare_v2(database, query_stmt, -1, &selectstm, NULL);
if( result== SQLITE_OK) {
while(sqlite3_step(selectstm) == SQLITE_ROW) {
NSString *NAMe=[NSString stringWithUTF8String:(char *)sqlite3_column_text(selectstm, 0)];
NSString *Amount=[NSString stringWithUTF8String:(char *)sqlite3_column_text(selectstm, 1)];
MaxEntity *NM=[[MaxEntity alloc]initWithName:NAMe andAmount:Amount];
[NAMeA addObject:NM];
NSLog(@"text%@",NAMe);
if ([indexPath section]+1 ==[DateA count] && [indexPath row]+1==[NAMeA count]) {
cell.textLabel.text =NM.name;
cell.detailTextLabel.text = NM.amountD;
NSLog(@"%@ name",NM.name);
}
}
}
sqlite3_finalize(selectstm);
}
}else {
NSLog(@"failed to prepare %d",result);
}
}
else{
NSLog(@"Faile to open db");
sqlite3_close(database);
[self.table reloadData];
}
self.NameArray =NAMeA ;
self.DateArray = DateA;
[self.table reloadData];
return cell;
}