CREATE TABLE tblproject (
	ProjectCode serial PRIMARY KEY,
	ProjectName VARCHAR (100) NOT NULL,
	ProjectDt DATE NOT NULL,
	Cost Numeric (12,2),
  	PCCode VARCHAR(50) NOT NULL
);
 
INSERT INTO tblproject (ProjectName, ProjectDt, Cost, PCCode)
VALUES
('A', '2017-06-19', 10000, '1,2,3,4'),
('B', '2017-07-10', 20000, '5'),
('C', '2017-10-24', 50000, '6,4');