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SQL Puzzle | No of User Active at each time in the System
Write a T-SQL that to get count number of User Active at each time in the System.
For more please check out the sample input and the expected output.
Sample Inputs
| LoginID | LoginTime | LogoutTime |
|---|---|---|
| 10410199 | 2016-11-28 11:00:11.000 | 2016-11-28 11:00:13.000 |
| 2699724 | 2016-11-28 11:00:00.000 | 2016-11-28 11:00:13.000 |
| 2699725 | 2016-11-28 11:00:04.000 | 2016-11-28 11:00:20.000 |
| 2699723 | 2016-11-28 11:00:00.000 | 2016-11-28 11:00:25.000 |
| 2699733 | 2016-11-28 11:00:25.000 | 2016-11-28 11:00:25.000 |
| 2699736 | 2016-11-28 11:00:27.000 | 2016-11-28 11:00:27.000 |
| 2699729 | 2016-11-28 11:00:19.000 | 2016-11-28 11:00:31.000 |
| 2699730 | 2016-11-28 11:00:20.000 | 2016-11-28 11:00:34.000 |
| 2699726 | 2016-11-28 11:00:11.000 | 2016-11-28 11:00:36.000 |
| 2699731 | 2016-11-28 11:00:22.000 | 2016-11-28 11:00:38.000 |
| 2699739 | 2016-11-28 11:00:34.000 | 2016-11-28 11:00:48.000 |
| 2699740 | 2016-11-28 11:00:40.000 | 2016-11-28 11:00:53.000 |
| 2699735 | 2016-11-28 11:00:27.000 | 2016-11-28 11:00:58.000 |
| 2699732 | 2016-11-28 11:00:23.000 | 2016-11-28 11:01:01.000 |
| 2699747 | 2016-11-28 11:01:03.000 | 2016-11-28 11:01:03.000 |
| 2699743 | 2016-11-28 11:00:51.000 | 2016-11-28 11:01:04.000 |
| 2699745 | 2016-11-28 11:00:53.000 | 2016-11-28 11:01:06.000 |
| 2699737 | 2016-11-28 11:00:30.000 | 2016-11-28 11:01:08.000 |
| 2699734 | 2016-11-28 11:00:25.000 | 2016-11-28 11:01:11.000 |
| 10410197 | 2016-11-28 11:00:05.000 | 2016-11-28 11:00:19.000 |
| 10410204 | 2016-11-28 11:00:25.000 | 2016-11-28 11:00:25.000 |
| 10410198 | 2016-11-28 11:00:10.000 | 2016-11-28 11:00:25.000 |
| 10410200 | 2016-11-28 11:00:12.000 | 2016-11-28 11:00:26.000 |
| 10410205 | 2016-11-28 11:00:27.000 | 2016-11-28 11:00:27.000 |
| 10410202 | 2016-11-28 11:00:20.000 | 2016-11-28 11:00:34.000 |
| 10410207 | 2016-11-28 11:00:38.000 | 2016-11-28 11:00:52.000 |
| 10410210 | 2016-11-28 11:01:03.000 | 2016-11-28 11:01:03.000 |
| 10410211 | 2016-11-28 11:01:13.000 | 2016-11-28 11:01:13.000 |
| 2699748 | 2016-11-28 11:01:03.000 | 2016-11-28 11:01:13.000 |
| 2699749 | 2016-11-28 11:01:08.000 | 2016-11-28 11:01:21.000 |
| 2699742 | 2016-11-28 11:00:45.000 | 2016-11-28 11:01:21.000 |
| 2699751 | 2016-11-28 11:01:14.000 | 2016-11-28 11:01:27.000 |
| 2699756 | 2016-11-28 11:01:28.000 | 2016-11-28 11:01:29.000 |
| 2699757 | 2016-11-28 11:01:28.000 | 2016-11-28 11:01:29.000 |
| 2699744 | 2016-11-28 11:00:52.000 | 2016-11-28 11:01:37.000 |
| 2699754 | 2016-11-28 11:01:27.000 | 2016-11-28 11:01:40.000 |
| 2699755 | 2016-11-28 11:01:28.000 | 2016-11-28 11:01:41.000 |
| 2699746 | 2016-11-28 11:00:53.000 | 2016-11-28 11:01:42.000 |
| 2699764 | 2016-11-28 11:01:52.000 | 2016-11-28 11:01:52.000 |
| 2699760 | 2016-11-28 11:01:41.000 | 2016-11-28 11:01:54.000 |
| 2699761 | 2016-11-28 11:01:43.000 | 2016-11-28 11:01:58.000 |
| 2699750 | 2016-11-28 11:01:09.000 | 2016-11-28 11:01:59.000 |
| 2699753 | 2016-11-28 11:01:22.000 | 2016-11-28 11:02:01.000 |
| 2699763 | 2016-11-28 11:01:52.000 | 2016-11-28 11:02:06.000 |
| 2699765 | 2016-11-28 11:01:55.000 | 2016-11-28 11:02:11.000 |
| 10410201 | 2016-11-28 11:00:20.000 | 2016-11-28 11:01:18.000 |
| 10410209 | 2016-11-28 11:00:58.000 | 2016-11-28 11:01:27.000 |
| 10410214 | 2016-11-28 11:01:28.000 | 2016-11-28 11:01:29.000 |
| 10410217 | 2016-11-28 11:01:50.000 | 2016-11-28 11:01:50.000 |
| 10410218 | 2016-11-28 11:01:52.000 | 2016-11-28 11:01:52.000 |
| 2699766 | 2016-11-28 11:01:58.000 | 2016-11-28 11:02:15.000 |
| 2699768 | 2016-11-28 11:02:05.000 | 2016-11-28 11:02:20.000 |
| 2699769 | 2016-11-28 11:02:07.000 | 2016-11-28 11:02:23.000 |
| 2699775 | 2016-11-28 11:02:26.000 | 2016-11-28 11:02:26.000 |
| 2699771 | 2016-11-28 11:02:20.000 | 2016-11-28 11:02:33.000 |
| 2699772 | 2016-11-28 11:02:22.000 | 2016-11-28 11:02:36.000 |
| 2699777 | 2016-11-28 11:02:29.000 | 2016-11-28 11:02:44.000 |
| 2699779 | 2016-11-28 11:02:35.000 | 2016-11-28 11:02:48.000 |
| 2699728 | 2016-11-28 11:00:18.000 | 2016-11-28 11:02:50.000 |
| 2699784 | 2016-11-28 11:02:42.000 | 2016-11-28 11:02:51.000 |
| 2699787 | 2016-11-28 11:02:48.000 | 2016-11-28 11:02:58.000 |
| 2699776 | 2016-11-28 11:02:28.000 | 2016-11-28 11:02:59.000 |
| 2699785 | 2016-11-28 11:02:44.000 | 2016-11-28 11:02:59.000 |
| 2699786 | 2016-11-28 11:02:48.000 | 2016-11-28 11:03:01.000 |
| 2699794 | 2016-11-28 11:03:05.000 | 2016-11-28 11:03:05.000 |
| 2699774 | 2016-11-28 11:02:26.000 | 2016-11-28 11:03:06.000 |
| 2699795 | 2016-11-28 11:03:06.000 | 2016-11-28 11:03:06.000 |
| 2699796 | 2016-11-28 11:03:09.000 | 2016-11-28 11:03:09.000 |
| 2699789 | 2016-11-28 11:02:54.000 | 2016-11-28 11:03:09.000 |
| 2699782 | 2016-11-28 11:02:40.000 | 2016-11-28 11:03:11.000 |
| 10410224 | 2016-11-28 11:02:23.000 | 2016-11-28 11:02:23.000 |
| 10410222 | 2016-11-28 11:02:11.000 | 2016-11-28 11:02:25.000 |
| 10410225 | 2016-11-28 11:02:26.000 | 2016-11-28 11:02:26.000 |
| 10410215 | 2016-11-28 11:01:46.000 | 2016-11-28 11:02:30.000 |
| 10410208 | 2016-11-28 11:00:48.000 | 2016-11-28 11:02:32.000 |
| 10410212 | 2016-11-28 11:01:23.000 | 2016-11-28 11:02:48.000 |
| 10410230 | 2016-11-28 11:03:05.000 | 2016-11-28 11:03:05.000 |
| 10410231 | 2016-11-28 11:03:06.000 | 2016-11-28 11:03:06.000 |
| 10410223 | 2016-11-28 11:02:12.000 | 2016-11-28 11:03:07.000 |
| 10410228 | 2016-11-28 11:02:58.000 | 2016-11-28 11:03:08.000 |
| 10410232 | 2016-11-28 11:03:09.000 | 2016-11-28 11:03:09.000 |
| 1232441 | 2016-11-28 11:03:09.000 | 2016-11-28 11:03:09.000 |
| 1232442 | 2016-11-28 11:03:15.000 | 2016-11-28 11:03:24.000 |
| 1232444 | 2016-11-28 11:03:35.000 | 2016-11-28 11:03:35.000 |
| 1232445 | 2016-11-28 11:03:42.000 | 2016-11-28 11:03:42.000 |
| 1232446 | 2016-11-28 11:03:42.000 | 2016-11-28 11:03:42.000 |
| 2699780 | 2016-11-28 11:02:35.000 | 2016-11-28 11:03:14.000 |
| 2699790 | 2016-11-28 11:03:02.000 | 2016-11-28 11:03:15.000 |
| 2699793 | 2016-11-28 11:03:04.000 | 2016-11-28 11:03:15.000 |
| 2699781 | 2016-11-28 11:02:37.000 | 2016-11-28 11:03:18.000 |
| 2699778 | 2016-11-28 11:02:34.000 | 2016-11-28 11:03:20.000 |
| 2699791 | 2016-11-28 11:03:03.000 | 2016-11-28 11:03:22.000 |
| 2699800 | 2016-11-28 11:03:22.000 | 2016-11-28 11:03:27.000 |
| 2699797 | 2016-11-28 11:03:16.000 | 2016-11-28 11:03:33.000 |
| 2699805 | 2016-11-28 11:03:35.000 | 2016-11-28 11:03:35.000 |
| 2699792 | 2016-11-28 11:03:04.000 | 2016-11-28 11:03:40.000 |
| 2699810 | 2016-11-28 11:03:42.000 | 2016-11-28 11:03:42.000 |
| 2699811 | 2016-11-28 11:03:42.000 | 2016-11-28 11:03:42.000 |
| 2699801 | 2016-11-28 11:03:30.000 | 2016-11-28 11:03:45.000 |
| 2699727 | 2016-11-28 11:00:11.000 | 2016-11-28 11:03:47.000 |
| 2699738 | 2016-11-28 11:00:33.000 | 2016-11-28 11:03:47.000 |
| 2699804 | 2016-11-28 11:03:35.000 | 2016-11-28 11:03:49.000 |
| 2699814 | 2016-11-28 11:03:50.000 | 2016-11-28 11:03:50.000 |
| 2699812 | 2016-11-28 11:03:44.000 | 2016-11-28 11:03:53.000 |
| 2699809 | 2016-11-28 11:03:41.000 | 2016-11-28 11:03:54.000 |
| 2699803 | 2016-11-28 11:03:32.000 | 2016-11-28 11:03:55.000 |
| 2699802 | 2016-11-28 11:03:31.000 | 2016-11-28 11:03:55.000 |
| 2699813 | 2016-11-28 11:03:48.000 | 2016-11-28 11:04:01.000 |
| 2699818 | 2016-11-28 11:04:03.000 | 2016-11-28 11:04:03.000 |
| 2699819 | 2016-11-28 11:04:05.000 | 2016-11-28 11:04:05.000 |
| 2699808 | 2016-11-28 11:03:40.000 | 2016-11-28 11:04:11.000 |
| 2699820 | 2016-11-28 11:04:11.000 | 2016-11-28 11:04:11.000 |
| 10410229 | 2016-11-28 11:02:59.000 | 2016-11-28 11:03:28.000 |
| 10410235 | 2016-11-28 11:03:35.000 | 2016-11-28 11:03:35.000 |
| 10410234 | 2016-11-28 11:03:11.000 | 2016-11-28 11:03:40.000 |
| 10410236 | 2016-11-28 11:03:35.000 | 2016-11-28 11:03:40.000 |
| 10410238 | 2016-11-28 11:03:42.000 | 2016-11-28 11:03:42.000 |
| 10410239 | 2016-11-28 11:03:42.000 | 2016-11-28 11:03:42.000 |
| 10410233 | 2016-11-28 11:03:09.000 | 2016-11-28 11:03:43.000 |
| 10410240 | 2016-11-28 11:03:50.000 | 2016-11-28 11:03:51.000 |
| 10410241 | 2016-11-28 11:04:03.000 | 2016-11-28 11:04:03.000 |
| 10410242 | 2016-11-28 11:04:05.000 | 2016-11-28 11:04:05.000 |
| 10410219 | 2016-11-28 11:01:58.000 | 2016-11-28 11:04:09.000 |
| 10410245 | 2016-11-28 11:04:11.000 | 2016-11-28 11:04:11.000 |
| 2699815 | 2016-11-28 11:03:57.000 | 2016-11-28 11:04:12.000 |
| 2699817 | 2016-11-28 11:04:03.000 | 2016-11-28 11:04:19.000 |
| 2699821 | 2016-11-28 11:04:12.000 | 2016-11-28 11:04:27.000 |
| 2699788 | 2016-11-28 11:02:52.000 | 2016-11-28 11:04:33.000 |
| 2699828 | 2016-11-28 11:04:35.000 | 2016-11-28 11:04:35.000 |
| 2699823 | 2016-11-28 11:04:28.000 | 2016-11-28 11:04:38.000 |
| 2699834 | 2016-11-28 11:04:36.000 | 2016-11-28 11:04:46.000 |
| 2699831 | 2016-11-28 11:04:36.000 | 2016-11-28 11:04:46.000 |
| 2699827 | 2016-11-28 11:04:34.000 | 2016-11-28 11:04:53.000 |
| 2699836 | 2016-11-28 11:04:38.000 | 2016-11-28 11:04:54.000 |
| 2699829 | 2016-11-28 11:04:36.000 | 2016-11-28 11:05:01.000 |
| 2699838 | 2016-11-28 11:04:50.000 | 2016-11-28 11:05:03.000 |
| 2699822 | 2016-11-28 11:04:24.000 | 2016-11-28 11:05:04.000 |
| 2699837 | 2016-11-28 11:04:47.000 | 2016-11-28 11:05:06.000 |
| 2699835 | 2016-11-28 11:04:37.000 | 2016-11-28 11:05:07.000 |
| 2699825 | 2016-11-28 11:04:30.000 | 2016-11-28 11:05:08.000 |
| 2699843 | 2016-11-28 11:05:00.000 | 2016-11-28 11:05:08.000 |
| 2699842 | 2016-11-28 11:04:56.000 | 2016-11-28 11:05:11.000 |
| 1232448 | 2016-11-28 11:04:35.000 | 2016-11-28 11:04:35.000 |
| 1232450 | 2016-11-28 11:04:42.000 | 2016-11-28 11:05:14.000 |
| 1232453 | 2016-11-28 11:05:16.000 | 2016-11-28 11:05:16.000 |
| 10410246 | 2016-11-28 11:04:19.000 | 2016-11-28 11:04:33.000 |
| 10410248 | 2016-11-28 11:04:35.000 | 2016-11-28 11:04:35.000 |
| 10410244 | 2016-11-28 11:04:11.000 | 2016-11-28 11:04:40.000 |
| 10410249 | 2016-11-28 11:04:38.000 | 2016-11-28 11:04:48.000 |
| 10410252 | 2016-11-28 11:04:54.000 | 2016-11-28 11:05:10.000 |
| 10410255 | 2016-11-28 11:05:16.000 | 2016-11-28 11:05:16.000 |
| 2699852 | 2016-11-28 11:05:15.000 | 2016-11-28 11:05:16.000 |
| 2699846 | 2016-11-28 11:05:03.000 | 2016-11-28 11:05:16.000 |
| 2699844 | 2016-11-28 11:05:01.000 | 2016-11-28 11:05:17.000 |
| 2699830 | 2016-11-28 11:04:36.000 | 2016-11-28 11:05:20.000 |
| 2699832 | 2016-11-28 11:04:36.000 | 2016-11-28 11:05:20.000 |
| 2699847 | 2016-11-28 11:05:05.000 | 2016-11-28 11:05:20.000 |
| 2699807 | 2016-11-28 11:03:39.000 | 2016-11-28 11:05:21.000 |
| 2699848 | 2016-11-28 11:05:07.000 | 2016-11-28 11:05:23.000 |
| 2699833 | 2016-11-28 11:04:36.000 | 2016-11-28 11:05:23.000 |
| 2699841 | 2016-11-28 11:04:54.000 | 2016-11-28 11:05:26.000 |
| 2699826 | 2016-11-28 11:04:34.000 | 2016-11-28 11:05:27.000 |
| 2699845 | 2016-11-28 11:05:01.000 | 2016-11-28 11:05:32.000 |
| 2699853 | 2016-11-28 11:05:20.000 | 2016-11-28 11:05:35.000 |
| 2699850 | 2016-11-28 11:05:10.000 | 2016-11-28 11:05:41.000 |
| 2699849 | 2016-11-28 11:05:09.000 | 2016-11-28 11:05:58.000 |
| 2699857 | 2016-11-28 11:05:44.000 | 2016-11-28 11:06:00.000 |
| 2699859 | 2016-11-28 11:06:01.000 | 2016-11-28 11:06:02.000 |
| 2699862 | 2016-11-28 11:06:06.000 | 2016-11-28 11:06:06.000 |
| 1232454 | 2016-11-28 11:05:26.000 | 2016-11-28 11:05:35.000 |
| 1232452 | 2016-11-28 11:05:15.000 | 2016-11-28 11:05:35.000 |
| 1232451 | 2016-11-28 11:05:14.000 | 2016-11-28 11:06:05.000 |
| 1232449 | 2016-11-28 11:04:38.000 | 2016-11-28 11:06:14.000 |
| 10410253 | 2016-11-28 11:05:01.000 | 2016-11-28 11:05:20.000 |
| 10410256 | 2016-11-28 11:05:17.000 | 2016-11-28 11:05:31.000 |
| 10410243 | 2016-11-28 11:04:07.000 | 2016-11-28 11:05:35.000 |
| 10410257 | 2016-11-28 11:05:23.000 | 2016-11-28 11:05:37.000 |
| 10410254 | 2016-11-28 11:05:08.000 | 2016-11-28 11:05:37.000 |
| 10410258 | 2016-11-28 11:05:29.000 | 2016-11-28 11:05:50.000 |
| 10410250 | 2016-11-28 11:04:38.000 | 2016-11-28 11:06:00.000 |
| 10410259 | 2016-11-28 11:05:32.000 | 2016-11-28 11:06:01.000 |
| 10410264 | 2016-11-28 11:06:02.000 | 2016-11-28 11:06:02.000 |
| 10410227 | 2016-11-28 11:02:56.000 | 2016-11-28 11:06:05.000 |
| 10410265 | 2016-11-28 11:06:06.000 | 2016-11-28 11:06:06.000 |
| 10410237 | 2016-11-28 11:03:41.000 | 2016-11-28 11:06:06.000 |
| 10410263 | 2016-11-28 11:06:00.000 | 2016-11-28 11:06:14.000 |
| 2699855 | 2016-11-28 11:05:31.000 | 2016-11-28 11:06:15.000 |
| 2699860 | 2016-11-28 11:06:03.000 | 2016-11-28 11:06:16.000 |
| 2699856 | 2016-11-28 11:05:37.000 | 2016-11-28 11:06:22.000 |
| 2699863 | 2016-11-28 11:06:08.000 | 2016-11-28 11:06:24.000 |
| 2699875 | 2016-11-28 11:06:27.000 | 2016-11-28 11:06:27.000 |
| 2699865 | 2016-11-28 11:06:12.000 | 2016-11-28 11:06:28.000 |
| 2699876 | 2016-11-28 11:06:28.000 | 2016-11-28 11:06:28.000 |
| 2699877 | 2016-11-28 11:06:28.000 | 2016-11-28 11:06:29.000 |
| 2699866 | 2016-11-28 11:06:14.000 | 2016-11-28 11:06:30.000 |
| 2699868 | 2016-11-28 11:06:17.000 | 2016-11-28 11:06:30.000 |
| 2699881 | 2016-11-28 11:06:31.000 | 2016-11-28 11:06:32.000 |
| 2699882 | 2016-11-28 11:06:32.000 | 2016-11-28 11:06:32.000 |
| 2699869 | 2016-11-28 11:06:17.000 | 2016-11-28 11:06:32.000 |
| 2699871 | 2016-11-28 11:06:23.000 | 2016-11-28 11:06:36.000 |
| 2699864 | 2016-11-28 11:06:10.000 | 2016-11-28 11:06:40.000 |
| 2699874 | 2016-11-28 11:06:26.000 | 2016-11-28 11:06:42.000 |
| 2699880 | 2016-11-28 11:06:31.000 | 2016-11-28 11:06:42.000 |
| 2699887 | 2016-11-28 11:06:42.000 | 2016-11-28 11:06:42.000 |
| 2699824 | 2016-11-28 11:04:30.000 | 2016-11-28 11:06:43.000 |
| 2699879 | 2016-11-28 11:06:31.000 | 2016-11-28 11:06:47.000 |
| 2699883 | 2016-11-28 11:06:32.000 | 2016-11-28 11:06:47.000 |
| 2699858 | 2016-11-28 11:05:58.000 | 2016-11-28 11:06:49.000 |
| 2699870 | 2016-11-28 11:06:21.000 | 2016-11-28 11:06:51.000 |
| 2699889 | 2016-11-28 11:06:46.000 | 2016-11-28 11:06:53.000 |
| 2699867 | 2016-11-28 11:06:15.000 | 2016-11-28 11:06:54.000 |
| 2699872 | 2016-11-28 11:06:25.000 | 2016-11-28 11:07:03.000 |
| 2699854 | 2016-11-28 11:05:21.000 | 2016-11-28 11:07:04.000 |
| 2699884 | 2016-11-28 11:06:34.000 | 2016-11-28 11:07:05.000 |
| 2699895 | 2016-11-28 11:07:05.000 | 2016-11-28 11:07:05.000 |
| 2699885 | 2016-11-28 11:06:36.000 | 2016-11-28 11:07:07.000 |
| 2699878 | 2016-11-28 11:06:29.000 | 2016-11-28 11:07:08.000 |
| 2699897 | 2016-11-28 11:07:11.000 | 2016-11-28 11:07:11.000 |
| 1232443 | 2016-11-28 11:03:24.000 | 2016-11-28 11:06:44.000 |
| 1232456 | 2016-11-28 11:07:11.000 | 2016-11-28 11:07:11.000 |
| 10410261 | 2016-11-28 11:05:48.000 | 2016-11-28 11:06:24.000 |
| 10410268 | 2016-11-28 11:06:27.000 | 2016-11-28 11:06:27.000 |
| 10410270 | 2016-11-28 11:06:28.000 | 2016-11-28 11:06:28.000 |
| 10410267 | 2016-11-28 11:06:24.000 | 2016-11-28 11:06:38.000 |
| 10410260 | 2016-11-28 11:05:41.000 | 2016-11-28 11:06:41.000 |
| 10410269 | 2016-11-28 11:06:28.000 | 2016-11-28 11:06:42.000 |
| 10410275 | 2016-11-28 11:06:42.000 | 2016-11-28 11:06:42.000 |
| 10410266 | 2016-11-28 11:06:21.000 | 2016-11-28 11:06:42.000 |
| 10410271 | 2016-11-28 11:06:30.000 | 2016-11-28 11:06:44.000 |
| 10410279 | 2016-11-28 11:06:51.000 | 2016-11-28 11:06:52.000 |
| 10410274 | 2016-11-28 11:06:42.000 | 2016-11-28 11:06:56.000 |
| 10410276 | 2016-11-28 11:06:47.000 | 2016-11-28 11:07:01.000 |
| 10410277 | 2016-11-28 11:06:48.000 | 2016-11-28 11:07:02.000 |
| 10410283 | 2016-11-28 11:07:05.000 | 2016-11-28 11:07:05.000 |
| 10410272 | 2016-11-28 11:06:40.000 | 2016-11-28 11:07:10.000 |
| 10410286 | 2016-11-28 11:07:11.000 | 2016-11-28 11:07:11.000 |
| 2699892 | 2016-11-28 11:06:57.000 | 2016-11-28 11:07:13.000 |
| 2699899 | 2016-11-28 11:07:26.000 | 2016-11-28 11:07:26.000 |
| 2699886 | 2016-11-28 11:06:38.000 | 2016-11-28 11:07:27.000 |
| 2699888 | 2016-11-28 11:06:44.000 | 2016-11-28 11:07:29.000 |
| 2699898 | 2016-11-28 11:07:17.000 | 2016-11-28 11:07:32.000 |
| 2699861 | 2016-11-28 11:06:03.000 | 2016-11-28 11:07:33.000 |
| 2699894 | 2016-11-28 11:07:02.000 | 2016-11-28 11:07:33.000 |
| 2699891 | 2016-11-28 11:06:57.000 | 2016-11-28 11:07:34.000 |
| 2699900 | 2016-11-28 11:07:28.000 | 2016-11-28 11:07:42.000 |
| 2699901 | 2016-11-28 11:07:31.000 | 2016-11-28 11:07:44.000 |
| 2699902 | 2016-11-28 11:07:33.000 | 2016-11-28 11:07:48.000 |
| 2699905 | 2016-11-28 11:07:37.000 | 2016-11-28 11:07:50.000 |
| 2699907 | 2016-11-28 11:07:38.000 | 2016-11-28 11:07:54.000 |
| 2699903 | 2016-11-28 11:07:33.000 | 2016-11-28 11:08:02.000 |
| 2699909 | 2016-11-28 11:07:48.000 | 2016-11-28 11:08:03.000 |
| 2699904 | 2016-11-28 11:07:35.000 | 2016-11-28 11:08:06.000 |
| 2699908 | 2016-11-28 11:07:44.000 | 2016-11-28 11:08:08.000 |
| 10410285 | 2016-11-28 11:07:08.000 | 2016-11-28 11:07:23.000 |
| 10410290 | 2016-11-28 11:07:26.000 | 2016-11-28 11:07:26.000 |
| 10410288 | 2016-11-28 11:07:13.000 | 2016-11-28 11:07:27.000 |
| 10410282 | 2016-11-28 11:07:05.000 | 2016-11-28 11:07:34.000 |
| 10410262 | 2016-11-28 11:05:56.000 | 2016-11-28 11:07:36.000 |
| 10410284 | 2016-11-28 11:07:07.000 | 2016-11-28 11:07:36.000 |
| 10410281 | 2016-11-28 11:06:57.000 | 2016-11-28 11:08:02.000 |
| 10410278 | 2016-11-28 11:06:50.000 | 2016-11-28 11:08:06.000 |
| 10410292 | 2016-11-28 11:07:54.000 | 2016-11-28 11:08:08.000 |
| 10410296 | 2016-11-28 11:08:17.000 | 2016-11-28 11:08:17.000 |
| 2699916 | 2016-11-28 11:08:17.000 | 2016-11-28 11:08:17.000 |
| 2699910 | 2016-11-28 11:07:56.000 | 2016-11-28 11:08:27.000 |
| 2699918 | 2016-11-28 11:08:20.000 | 2016-11-28 11:08:36.000 |
| 2699920 | 2016-11-28 11:08:34.000 | 2016-11-28 11:08:48.000 |
| 2699914 | 2016-11-28 11:08:08.000 | 2016-11-28 11:08:50.000 |
| 2699921 | 2016-11-28 11:08:35.000 | 2016-11-28 11:08:50.000 |
| 2699922 | 2016-11-28 11:08:37.000 | 2016-11-28 11:08:52.000 |
| 2699919 | 2016-11-28 11:08:22.000 | 2016-11-28 11:08:53.000 |
| 2699915 | 2016-11-28 11:08:16.000 | 2016-11-28 11:08:54.000 |
| 2699929 | 2016-11-28 11:08:55.000 | 2016-11-28 11:08:55.000 |
| 2699917 | 2016-11-28 11:08:19.000 | 2016-11-28 11:08:56.000 |
| 2699925 | 2016-11-28 11:08:45.000 | 2016-11-28 11:08:58.000 |
| 2699851 | 2016-11-28 11:05:15.000 | 2016-11-28 11:09:00.000 |
| 2699931 | 2016-11-28 11:09:03.000 | 2016-11-28 11:09:03.000 |
| 2699927 | 2016-11-28 11:08:52.000 | 2016-11-28 11:09:05.000 |
| 2699926 | 2016-11-28 11:08:50.000 | 2016-11-28 11:09:05.000 |
| 2699928 | 2016-11-28 11:08:52.000 | 2016-11-28 11:09:07.000 |
| 10410293 | 2016-11-28 11:07:56.000 | 2016-11-28 11:08:18.000 |
| 10410295 | 2016-11-28 11:08:06.000 | 2016-11-28 11:08:35.000 |
| 10410294 | 2016-11-28 11:08:01.000 | 2016-11-28 11:08:50.000 |
| 10410299 | 2016-11-28 11:08:36.000 | 2016-11-28 11:08:50.000 |
| 10410300 | 2016-11-28 11:08:50.000 | 2016-11-28 11:08:52.000 |
| 10410302 | 2016-11-28 11:08:55.000 | 2016-11-28 11:08:55.000 |
| 10410298 | 2016-11-28 11:08:27.000 | 2016-11-28 11:08:56.000 |
| 10410304 | 2016-11-28 11:09:03.000 | 2016-11-28 11:09:03.000 |
| 10410291 | 2016-11-28 11:07:48.000 | 2016-11-28 11:09:12.000 |
| 1232459 | 2016-11-28 11:09:03.000 | 2016-11-28 11:09:03.000 |
| 2699930 | 2016-11-28 11:08:57.000 | 2016-11-28 11:09:28.000 |
| 2699840 | 2016-11-28 11:04:53.000 | 2016-11-28 11:09:31.000 |
| 2699933 | 2016-11-28 11:09:31.000 | 2016-11-28 11:09:37.000 |
| 2699932 | 2016-11-28 11:09:23.000 | 2016-11-28 11:09:39.000 |
| 2699935 | 2016-11-28 11:09:37.000 | 2016-11-28 11:09:43.000 |
| 2699937 | 2016-11-28 11:09:44.000 | 2016-11-28 11:09:44.000 |
| 2699940 | 2016-11-28 11:09:50.000 | 2016-11-28 11:09:50.000 |
| 2699938 | 2016-11-28 11:09:46.000 | 2016-11-28 11:09:52.000 |
| 2699934 | 2016-11-28 11:09:35.000 | 2016-11-28 11:09:52.000 |
| 2699936 | 2016-11-28 11:09:40.000 | 2016-11-28 11:09:55.000 |
| 2699941 | 2016-11-28 11:09:52.000 | 2016-11-28 11:09:58.000 |
| 1232447 | 2016-11-28 11:04:06.000 | 2016-11-28 11:09:32.000 |
| 1232461 | 2016-11-28 11:09:44.000 | 2016-11-28 11:09:44.000 |
| 10410301 | 2016-11-28 11:08:53.000 | 2016-11-28 11:09:22.000 |
| 10410311 | 2016-11-28 11:09:44.000 | 2016-11-28 11:09:44.000 |
| 10410213 | 2016-11-28 11:01:24.000 | 2016-11-28 11:09:45.000 |
| 10410220 | 2016-11-28 11:01:58.000 | 2016-11-28 11:09:46.000 |
| 10410313 | 2016-11-28 11:09:51.000 | 2016-11-28 11:09:51.000 |
| 10410309 | 2016-11-28 11:09:39.000 | 2016-11-28 11:09:53.000 |
| 10410308 | 2016-11-28 11:09:28.000 | 2016-11-28 11:09:57.000 |
Expected Output
| AtThisTime | LoggedInUsersCount |
|---|---|
| 2016-11-28 11:01:00.000 | 14 |
| 2016-11-28 11:02:00.000 | 13 |
| 2016-11-28 11:03:00.000 | 17 |
| 2016-11-28 11:04:00.000 | 11 |
| 2016-11-28 11:05:00.000 | 27 |
| 2016-11-28 11:06:00.000 | 22 |
| 2016-11-28 11:07:00.000 | 21 |
| 2016-11-28 11:08:00.000 | 15 |
| 2016-11-28 11:09:00.000 | 11 |
Rules/Restrictions
- The challenge is to do it with T-SQL statements only.
- Add your solution(s) in the comments section or send you solution(s) to pawankkmr@gmail.com
Script | use below script to create table and insert some sample data
-- CREATE TABLE Yourtabk ( LoginID BIGINT , LoginTime DATETIME, LogoutTime DATETIME, ) GO INSERT INTO Yourtabk VALUES ( 10410199 ,'2016-11-28 11:00:11','2016-11-28 11:00:13'), ( 2699724 ,'2016-11-28 11:00:00','2016-11-28 11:00:13'), ( 2699725 ,'2016-11-28 11:00:04','2016-11-28 11:00:20'), ( 2699723 ,'2016-11-28 11:00:00','2016-11-28 11:00:25'), ( 2699733 ,'2016-11-28 11:00:25','2016-11-28 11:00:25'), ( 2699736 ,'2016-11-28 11:00:27','2016-11-28 11:00:27'), ( 2699729 ,'2016-11-28 11:00:19','2016-11-28 11:00:31'), ( 2699730 ,'2016-11-28 11:00:20','2016-11-28 11:00:34'), ( 2699726 ,'2016-11-28 11:00:11','2016-11-28 11:00:36'), ( 2699731 ,'2016-11-28 11:00:22','2016-11-28 11:00:38'), ( 2699739 ,'2016-11-28 11:00:34','2016-11-28 11:00:48'), ( 2699740 ,'2016-11-28 11:00:40','2016-11-28 11:00:53'), ( 2699735 ,'2016-11-28 11:00:27','2016-11-28 11:00:58'), ( 2699732 ,'2016-11-28 11:00:23','2016-11-28 11:01:01'), ( 2699747 ,'2016-11-28 11:01:03','2016-11-28 11:01:03'), ( 2699743 ,'2016-11-28 11:00:51','2016-11-28 11:01:04'), ( 2699745 ,'2016-11-28 11:00:53','2016-11-28 11:01:06'), ( 2699737 ,'2016-11-28 11:00:30','2016-11-28 11:01:08'), ( 2699734 ,'2016-11-28 11:00:25','2016-11-28 11:01:11'), ( 10410197 ,'2016-11-28 11:00:05','2016-11-28 11:00:19'), ( 10410204 ,'2016-11-28 11:00:25','2016-11-28 11:00:25'), ( 10410198 ,'2016-11-28 11:00:10','2016-11-28 11:00:25'), ( 10410200 ,'2016-11-28 11:00:12','2016-11-28 11:00:26'), ( 10410205 ,'2016-11-28 11:00:27','2016-11-28 11:00:27'), ( 10410202 ,'2016-11-28 11:00:20','2016-11-28 11:00:34'), ( 10410207 ,'2016-11-28 11:00:38','2016-11-28 11:00:52'), ( 10410210 ,'2016-11-28 11:01:03','2016-11-28 11:01:03'), ( 10410211 ,'2016-11-28 11:01:13','2016-11-28 11:01:13'), ( 2699748 ,'2016-11-28 11:01:03','2016-11-28 11:01:13'), ( 2699749 ,'2016-11-28 11:01:08','2016-11-28 11:01:21'), ( 2699742 ,'2016-11-28 11:00:45','2016-11-28 11:01:21'), ( 2699751 ,'2016-11-28 11:01:14','2016-11-28 11:01:27'), ( 2699756 ,'2016-11-28 11:01:28','2016-11-28 11:01:29'), ( 2699757 ,'2016-11-28 11:01:28','2016-11-28 11:01:29'), ( 2699744 ,'2016-11-28 11:00:52','2016-11-28 11:01:37'), ( 2699754 ,'2016-11-28 11:01:27','2016-11-28 11:01:40'), ( 2699755 ,'2016-11-28 11:01:28','2016-11-28 11:01:41'), ( 2699746 ,'2016-11-28 11:00:53','2016-11-28 11:01:42'), ( 2699764 ,'2016-11-28 11:01:52','2016-11-28 11:01:52'), ( 2699760 ,'2016-11-28 11:01:41','2016-11-28 11:01:54'), ( 2699761 ,'2016-11-28 11:01:43','2016-11-28 11:01:58'), ( 2699750 ,'2016-11-28 11:01:09','2016-11-28 11:01:59'), ( 2699753 ,'2016-11-28 11:01:22','2016-11-28 11:02:01'), ( 2699763 ,'2016-11-28 11:01:52','2016-11-28 11:02:06'), ( 2699765 ,'2016-11-28 11:01:55','2016-11-28 11:02:11'), ( 10410201 ,'2016-11-28 11:00:20','2016-11-28 11:01:18'), ( 10410209 ,'2016-11-28 11:00:58','2016-11-28 11:01:27'), ( 10410214 ,'2016-11-28 11:01:28','2016-11-28 11:01:29'), ( 10410217 ,'2016-11-28 11:01:50','2016-11-28 11:01:50'), ( 10410218 ,'2016-11-28 11:01:52','2016-11-28 11:01:52'), ( 2699766 ,'2016-11-28 11:01:58','2016-11-28 11:02:15'), ( 2699768 ,'2016-11-28 11:02:05','2016-11-28 11:02:20'), ( 2699769 ,'2016-11-28 11:02:07','2016-11-28 11:02:23'), ( 2699775 ,'2016-11-28 11:02:26','2016-11-28 11:02:26'), ( 2699771 ,'2016-11-28 11:02:20','2016-11-28 11:02:33'), ( 2699772 ,'2016-11-28 11:02:22','2016-11-28 11:02:36'), ( 2699777 ,'2016-11-28 11:02:29','2016-11-28 11:02:44'), ( 2699779 ,'2016-11-28 11:02:35','2016-11-28 11:02:48'), ( 2699728 ,'2016-11-28 11:00:18','2016-11-28 11:02:50'), ( 2699784 ,'2016-11-28 11:02:42','2016-11-28 11:02:51'), ( 2699787 ,'2016-11-28 11:02:48','2016-11-28 11:02:58'), ( 2699776 ,'2016-11-28 11:02:28','2016-11-28 11:02:59'), ( 2699785 ,'2016-11-28 11:02:44','2016-11-28 11:02:59'), ( 2699786 ,'2016-11-28 11:02:48','2016-11-28 11:03:01'), ( 2699794 ,'2016-11-28 11:03:05','2016-11-28 11:03:05'), ( 2699774 ,'2016-11-28 11:02:26','2016-11-28 11:03:06'), ( 2699795 ,'2016-11-28 11:03:06','2016-11-28 11:03:06'), ( 2699796 ,'2016-11-28 11:03:09','2016-11-28 11:03:09'), ( 2699789 ,'2016-11-28 11:02:54','2016-11-28 11:03:09'), ( 2699782 ,'2016-11-28 11:02:40','2016-11-28 11:03:11'), ( 10410224 ,'2016-11-28 11:02:23','2016-11-28 11:02:23'), ( 10410222 ,'2016-11-28 11:02:11','2016-11-28 11:02:25'), ( 10410225 ,'2016-11-28 11:02:26','2016-11-28 11:02:26'), ( 10410215 ,'2016-11-28 11:01:46','2016-11-28 11:02:30'), ( 10410208 ,'2016-11-28 11:00:48','2016-11-28 11:02:32'), ( 10410212 ,'2016-11-28 11:01:23','2016-11-28 11:02:48'), ( 10410230 ,'2016-11-28 11:03:05','2016-11-28 11:03:05'), ( 10410231 ,'2016-11-28 11:03:06','2016-11-28 11:03:06'), ( 10410223 ,'2016-11-28 11:02:12','2016-11-28 11:03:07'), ( 10410228 ,'2016-11-28 11:02:58','2016-11-28 11:03:08'), ( 10410232 ,'2016-11-28 11:03:09','2016-11-28 11:03:09'), ( 1232441 ,'2016-11-28 11:03:09','2016-11-28 11:03:09'), ( 1232442 ,'2016-11-28 11:03:15','2016-11-28 11:03:24'), ( 1232444 ,'2016-11-28 11:03:35','2016-11-28 11:03:35'), ( 1232445 ,'2016-11-28 11:03:42','2016-11-28 11:03:42'), ( 1232446 ,'2016-11-28 11:03:42','2016-11-28 11:03:42'), ( 2699780 ,'2016-11-28 11:02:35','2016-11-28 11:03:14'), ( 2699790 ,'2016-11-28 11:03:02','2016-11-28 11:03:15'), ( 2699793 ,'2016-11-28 11:03:04','2016-11-28 11:03:15'), ( 2699781 ,'2016-11-28 11:02:37','2016-11-28 11:03:18'), ( 2699778 ,'2016-11-28 11:02:34','2016-11-28 11:03:20'), ( 2699791 ,'2016-11-28 11:03:03','2016-11-28 11:03:22'), ( 2699800 ,'2016-11-28 11:03:22','2016-11-28 11:03:27'), ( 2699797 ,'2016-11-28 11:03:16','2016-11-28 11:03:33'), ( 2699805 ,'2016-11-28 11:03:35','2016-11-28 11:03:35'), ( 2699792 ,'2016-11-28 11:03:04','2016-11-28 11:03:40'), ( 2699810 ,'2016-11-28 11:03:42','2016-11-28 11:03:42'), ( 2699811 ,'2016-11-28 11:03:42','2016-11-28 11:03:42'), ( 2699801 ,'2016-11-28 11:03:30','2016-11-28 11:03:45'), ( 2699727 ,'2016-11-28 11:00:11','2016-11-28 11:03:47'), ( 2699738 ,'2016-11-28 11:00:33','2016-11-28 11:03:47'), ( 2699804 ,'2016-11-28 11:03:35','2016-11-28 11:03:49'), ( 2699814 ,'2016-11-28 11:03:50','2016-11-28 11:03:50'), ( 2699812 ,'2016-11-28 11:03:44','2016-11-28 11:03:53'), ( 2699809 ,'2016-11-28 11:03:41','2016-11-28 11:03:54'), ( 2699803 ,'2016-11-28 11:03:32','2016-11-28 11:03:55'), ( 2699802 ,'2016-11-28 11:03:31','2016-11-28 11:03:55'), ( 2699813 ,'2016-11-28 11:03:48','2016-11-28 11:04:01'), ( 2699818 ,'2016-11-28 11:04:03','2016-11-28 11:04:03'), ( 2699819 ,'2016-11-28 11:04:05','2016-11-28 11:04:05'), ( 2699808 ,'2016-11-28 11:03:40','2016-11-28 11:04:11'), ( 2699820 ,'2016-11-28 11:04:11','2016-11-28 11:04:11'), ( 10410229 ,'2016-11-28 11:02:59','2016-11-28 11:03:28'), ( 10410235 ,'2016-11-28 11:03:35','2016-11-28 11:03:35'), ( 10410234 ,'2016-11-28 11:03:11','2016-11-28 11:03:40'), ( 10410236 ,'2016-11-28 11:03:35','2016-11-28 11:03:40'), ( 10410238 ,'2016-11-28 11:03:42','2016-11-28 11:03:42'), ( 10410239 ,'2016-11-28 11:03:42','2016-11-28 11:03:42'), ( 10410233 ,'2016-11-28 11:03:09','2016-11-28 11:03:43'), ( 10410240 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11:04:24','2016-11-28 11:05:04'), ( 2699837 ,'2016-11-28 11:04:47','2016-11-28 11:05:06'), ( 2699835 ,'2016-11-28 11:04:37','2016-11-28 11:05:07'), ( 2699825 ,'2016-11-28 11:04:30','2016-11-28 11:05:08'), ( 2699843 ,'2016-11-28 11:05:00','2016-11-28 11:05:08'), ( 2699842 ,'2016-11-28 11:04:56','2016-11-28 11:05:11'), ( 1232448 ,'2016-11-28 11:04:35','2016-11-28 11:04:35'), ( 1232450 ,'2016-11-28 11:04:42','2016-11-28 11:05:14'), ( 1232453 ,'2016-11-28 11:05:16','2016-11-28 11:05:16'), ( 10410246 ,'2016-11-28 11:04:19','2016-11-28 11:04:33'), ( 10410248 ,'2016-11-28 11:04:35','2016-11-28 11:04:35'), ( 10410244 ,'2016-11-28 11:04:11','2016-11-28 11:04:40'), ( 10410249 ,'2016-11-28 11:04:38','2016-11-28 11:04:48'), ( 10410252 ,'2016-11-28 11:04:54','2016-11-28 11:05:10'), ( 10410255 ,'2016-11-28 11:05:16','2016-11-28 11:05:16'), ( 2699852 ,'2016-11-28 11:05:15','2016-11-28 11:05:16'), ( 2699846 ,'2016-11-28 11:05:03','2016-11-28 11:05:16'), ( 2699844 ,'2016-11-28 11:05:01','2016-11-28 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11:09:31','2016-11-28 11:09:37'), ( 2699932 ,'2016-11-28 11:09:23','2016-11-28 11:09:39'), ( 2699935 ,'2016-11-28 11:09:37','2016-11-28 11:09:43'), ( 2699937 ,'2016-11-28 11:09:44','2016-11-28 11:09:44'), ( 2699940 ,'2016-11-28 11:09:50','2016-11-28 11:09:50'), ( 2699938 ,'2016-11-28 11:09:46','2016-11-28 11:09:52'), ( 2699934 ,'2016-11-28 11:09:35','2016-11-28 11:09:52'), ( 2699936 ,'2016-11-28 11:09:40','2016-11-28 11:09:55'), ( 2699941 ,'2016-11-28 11:09:52','2016-11-28 11:09:58'), ( 1232447 ,'2016-11-28 11:04:06','2016-11-28 11:09:32'), ( 1232461 ,'2016-11-28 11:09:44','2016-11-28 11:09:44'), ( 10410301 ,'2016-11-28 11:08:53','2016-11-28 11:09:22'), ( 10410311 ,'2016-11-28 11:09:44','2016-11-28 11:09:44'), ( 10410213 ,'2016-11-28 11:01:24','2016-11-28 11:09:45'), ( 10410220 ,'2016-11-28 11:01:58','2016-11-28 11:09:46'), ( 10410313 ,'2016-11-28 11:09:51','2016-11-28 11:09:51'), ( 10410309 ,'2016-11-28 11:09:39','2016-11-28 11:09:53'), ( 10410308 ,'2016-11-28 11:09:28','2016-11-28 11:09:57') --
—
SOLUTION – 1
--
DECLARE @start AS DATETIME
SELECT @start = MIN(LoginTime) FROM Yourtabk
;WITH SingleDigits(Number) AS
(
SELECT Number
FROM (VALUES (1), (2), (3), (4), (5), (6), (7), (8),
(9), (0)) AS X(Number)
)
,Series AS
(
SELECT (d1.Number+1) + (10*d2.Number) + (100*d3.Number) + (1000*d4.Number) Number
from
SingleDigits as d1,
SingleDigits as d2,
SingleDigits as d3,
SingleDigits as d4
)
SELECT Number AtThisTime, COUNT(LoginID) LoggedInUsersCount FROM
(
SELECT DATEADD(minute, Number ,@start) Number FROM Series
WHERE Number > 0 AND DATEADD(minute, Number ,@start) <= ( SELECT MAX(LogoutTime) LogoutTime FROM Yourtabk )
)p INNER JOIN Yourtabk ON Number BETWEEN LoginTime AND LogoutTime
GROUP BY Number
ORDER BY Number
--
|
Add a comment if you have a solution in mind. I would love to learn it. We all need to learn.
Enjoy !!! Keep Learning
Pawan Khowal
Http://MSBISkills.com
Improving my SQL BI Skills 