Question

When two or more tables share the same number of columns, and when their corresponding columns share the same or compatible domains, they are said to be

Answer 1

:Union compatible

Step-by-step explanation:

Two parameters are said to be similar or union compatible if both the parameter have similar attribute.

In DBMS, two table are said to be union compatible if they have same attribute and same attribute domain.

It help to draw the attention toward the structure of the table that shows that all the attribute on which table has been drawn are same in both given table.