Use the short-form logical database schema and additional requirements below to answer the following questions. Person(name, SSN) PK_Person(SSN) Company(tax_ID, name) PK_Company(tax_ID) UNIQUE(name) WorksFor(employee_SSN, employer_tax_ID, salary) PK_WorksFor(employee_SSN, employer_tax_ID) FK_WorksFor_Person(employee_SSN) REFERENCES Person(SSN) FK_WorksFor_Company(employer_tax_ID) REFERENCES Company(tax_ID) Additional Requirements: An SSN is always nine digits long, and we need to keep any leading zeros in an SSN; a company’s tax ID is always twelve digits long, and leading zeros are also important. Salary must be a number between 0 and 999999.99 when known. A name (whether of a person or of a company) is never more than 100 characters long, and every person and company must have a name. Write the long-form logical database schema for this short-form schema with the given requirements.
Write the long-form logical database schema for this short-f…
Write the long-form logical database schema for this short-form schema with the given requirements.
Suppose that we try to run the following SQL statement on th…
Suppose that we try to run the following SQL statement on this database. INSERT INTO WorksFor(employee_SSN, employer_tax_ID) VALUES(‘123456789’, ‘111122223333’) Assuming that this statement runs successfully, what will the value of salary be for the resulting row of the WorksFor table?
If you can feel the pulse in the rear limbs, you know the pa…
If you can feel the pulse in the rear limbs, you know the patient’s mean arterial blood pressure is at least:
Folic acid is essential for the generation of which compound…
Folic acid is essential for the generation of which compound, which plays a crucial role in the synthesis of DNA and RNA?
What is the primary use of lithium in clinical practice?
What is the primary use of lithium in clinical practice?
Which condition is caused by a deficiency or dysfunction of…
Which condition is caused by a deficiency or dysfunction of the hormone vasopressin (ADH) produced by the pituitary gland?
Which of the following statements accurately describes the f…
Which of the following statements accurately describes the function of somatomedin (IGF)?
How does the body respond to low blood pressure in relation…
How does the body respond to low blood pressure in relation to vasopressin (ADH)?
What is the primary cause of Porphyria Cutanea Tarda?
What is the primary cause of Porphyria Cutanea Tarda?