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Computers and Technology, 12.12.2019 00:31 EMQPWE

Consider an employee database with two relations employee (employee name, street, city) works (employee name, company name, salary) where the primary keys are underlined. write a function avg salary that takes a company name as an argument and finds the average salary of employees at that company. then, write an sql statement, using that function, to find companies whose employees earn a higher salary, on average, than the average salary at "first bank".

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Consider an employee database with two relations employee (employee name, street, city) works (emplo...
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