Spreadsheet: 705439d1606129212-vlookup-with-data-validation-vlookup-with-data-validation
Sheet: Comparison

 | TABLE 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | TABLE 2
 | FILE 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | FILE 2
 | Student |  | 2020-10-01 00:00:00 | 2020-11-01 00:00:00 | 2020-12-01 00:00:00 | 2021-01-01 00:00:00 | 2021-02-01 00:00:00 | 2021-03-01 00:00:00 | 2021-04-01 00:00:00 | 2021-05-01 00:00:00 | 2021-06-01 00:00:00 | 2021-07-01 00:00:00 | 2021-08-01 00:00:00 | 2021-09-01 00:00:00 | 2021-10-01 00:00:00 |  | Student |  | 2020-10-01 00:00:00 | 2020-11-01 00:00:00 | 2020-12-01 00:00:00 | 2021-01-01 00:00:00 | 2021-02-01 00:00:00 | 2021-03-01 00:00:00 | 2021-04-01 00:00:00 | 2021-05-01 00:00:00 | 2021-06-01 00:00:00 | 2021-07-01 00:00:00 | 2021-08-01 00:00:00 | 2021-09-01 00:00:00 | 2021-10-01 00:00:00
 | A | 1 | 0 | 1 | 0 | 4 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 |  | A | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0
 | B | 1 | 0 | 1 | 0 | 5 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 |  | B | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0
 | C | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 |  | C | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0
 |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 | Teacher | 2020-09-01 00:00:00 | 2020-10-01 00:00:00 | 2020-11-01 00:00:00 | 2020-12-01 00:00:00 | 2021-01-01 00:00:00 | 2021-02-01 00:00:00 | 2021-03-01 00:00:00 | 2021-04-01 00:00:00 | 2021-05-01 00:00:00 | 2021-06-01 00:00:00 | 2021-07-01 00:00:00 | 2021-08-01 00:00:00 | 2021-09-01 00:00:00 | 2021-10-01 00:00:00 |  | Teacher | 2020-09-01 00:00:00 | 2020-10-01 00:00:00 | 2020-11-01 00:00:00 | 2020-12-01 00:00:00 | 2021-01-01 00:00:00 | 2021-02-01 00:00:00 | 2021-03-01 00:00:00 | 2021-04-01 00:00:00 | 2021-05-01 00:00:00 | 2021-06-01 00:00:00 | 2021-07-01 00:00:00 | 2021-08-01 00:00:00 | 2021-09-01 00:00:00 | 2021-10-01 00:00:00
 | D | 1 | 0 | 5 | 1 | 0 | 5 | 0 | 0 | 5 | 5 | 5 | 5 | 5 | 5 |  | D | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 5 | 5 | 5 | 5 | 5
 |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 | Gardener | 2020-09-01 00:00:00 | 2020-10-01 00:00:00 | 2020-11-01 00:00:00 | 2020-12-01 00:00:00 | 2021-01-01 00:00:00 | 2021-02-01 00:00:00 | 2021-03-01 00:00:00 | 2021-04-01 00:00:00 | 2021-05-01 00:00:00 | 2021-06-01 00:00:00 | 2021-07-01 00:00:00 | 2021-08-01 00:00:00 | 2021-09-01 00:00:00 | 2021-10-01 00:00:00 |  | Gardener | 2020-09-01 00:00:00 | 2020-10-01 00:00:00 | 2020-11-01 00:00:00 | 2020-12-01 00:00:00 | 2021-01-01 00:00:00 | 2021-02-01 00:00:00 | 2021-03-01 00:00:00 | 2021-04-01 00:00:00 | 2021-05-01 00:00:00 | 2021-06-01 00:00:00 | 2021-07-01 00:00:00 | 2021-08-01 00:00:00 | 2021-09-01 00:00:00 | 2021-10-01 00:00:00
 | A | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | A | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0
 | B | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 |  | B | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 0
 |  |  |  |  |  |  |  |  |  |  |  | When I select file 1 , 2 or 3 here , it should look up in that relevant sheet and fetch values in the below 3 tables
 |  |  | vlookup to be applied in these tables
FILE 1
FILE 2
FILE 3