(Solved) : Consider Following Relational Schema Ddl Statements Tables Show Status Tables Following Op Q31044658 . . .
Consider the following relational schema, DDL statements andtables. Show the status of the above tables after each of thefollowing operations:
Inserting a new employee: 30, F, 6, 9 into the Table EMPLOYEE.If it is rejected, explain
EMPLOYEE( EmployeeID, EmployeeName, SupervisorID, DepartmentID)
PROJECT (ProjectID, EmployeeID)
DEPARTMENT( Department ID, DepartmentName)
CREATE TABLE EMPLOYEE
( EmployeeID INT PRIMARYKEY,
EmployeeName VARCHAR(50) NOT NULL,
SupervisorID INT DEFAULT 9,
DepartmentID INT,
FOREIGN KEY (SupervisorID) REFERENCES EMPLOYEE(EmployeeID)
ON DELETE SET NULL ON UPDATE SET DEFAULT
);
CREATE TABLE PROJECT (
ProjectID INT PRIMARY KEY,
EmployeeID INT DEFAULT 9,
FOREIGN KEY (EmployeeID) REFERENCES EMPLOYEE (EmployeeID)
ON DELETE SET NULL );
CREATE TABLE DEPARTMENT(
DepartmentID INT PRIMARY KEY,
DepartmentName VARCHAR(50)
);

EMPLOYEE EmployeeID EmployeeName SupervisorID DepartmentID NULL PROJECT ProjectID EmployeeID DEPARTMENT DepartmentID DepartmentName Show transcribed image text
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Answer to Consider Following Relational Schema Ddl Statements Tables Show Status Tables Following Op Q31044658 . . .
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