Exercise 5.4 Consider the following relational schema. An employee can work in more than one department; the pct_time field of the Works relation shows the percentage of time that a given employee works in a given department.
Emp(eid: integer, ename: string, age: integer, salary: real)Works(eid: integer, did: integer, pct_time: integer)Dept(did. integer, dname: string, budget: real, managerid: integer)
Write the following queries in SQL:
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