分享程序员开发的那些事...
更新时间：2023-02-26 09:58:43
使用此代码:
FMResultSet *query = [db1 executeQuery:[NSString stringWithFormat:@"SELECT Image, Explanation FROM %@ WHERE Image !='empty'"
"UNION SELECT Image, Explanation FROM %@ WHERE Image !='empty'"
"UNION SELECT Image, Explanation FROM %@ WHERE Image !='empty'"
"UNION SELECT Image, Explanation FROM %@ WHERE Image !='empty'"
"UNION SELECT Image, Explanation FROM %@ WHERE Image !='empty'"
"UNION SELECT Image, Explanation FROM %@ WHERE Image !='empty'", [NSString stringWithFormat:@"%@1",tableName], [NSString stringWithFormat:@"%@2",tableName],
[NSString stringWithFormat:@"%@3",tableName], [NSString stringWithFormat:@"%@4",tableName], [NSString stringWithFormat:@"%@5",tableName], [NSString stringWithFormat:@"%@6",tableName]]];