return rows for every month in power query

[Anonymous]

dear all,

i have two tables in power query

Year	month
2019	1
2019	2
2019	3
2019	4
2019	5
2019	6
2019	7
2019	8
2019	9
2019	10
2019	11
2019	12

and 

EmployeeID

a1

a2

a3

a4

I would like to join these so that the employeeid returns every month of the year: requested table (For first 3 months only):

year	month	employeeID
2019	1	a1
2019	1	a2
2019	1	a3
2019	1	a4
2019	2	a1
2019	2	a2
2019	2	a3
2019	2	a4
2019	3	a1
2019	3	a2
2019	3	a3
2019	3	a4

[Zubair_Muhammad · Accepted solution]

@Anonymous 

In the first Table (Say Table1) you can add a custom column

=Table2

 Then expand it to new rows