$(6$ points$)$ Consider the following database instance, which contains information

about employees and the projects to which they are assigned:

Show ALL the tables $($including the intermediate ones$)$ that would be produced by each

of the following relational algebra commands:

a$.$ 'Smith' $\{$:$(Emp))|><mi\; id="EditorElement\_4403373">|</mi>$ Assign

b$.$ Proj$)\{$:$)$ Assign