lease implement the following using Oracle live/SQL Developer: 1- Create the DONORS table with the following columns:  donor_id ( PRIMARY KEY), donor_name (Not Null), donor_age. Then Create  DONATIONS table with the following columns: pledge_id (PRIMARY KEY), pledge_date, amount_pledged, amount_paid, Is_paid, donor_id that REFERENCES to DONORS table (donor_id).  2- Populate every relation with three rows. 3-  Now, your supervisor has asked you to modify the donor_age column in the DONORS table. He wants the column to be configured to accept a value that must be  >=20.  Which statement should you issue to accomplish this task?  4- Create a Trigger to update Is_paid column to 1 when the amount_paid equal to amount_pledged.

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
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Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Please implement the following using Oracle live/SQL Developer:

1- Create the DONORS table with the following columns:  donor_id ( PRIMARY KEY), donor_name (Not Null), donor_age. Then Create  DONATIONS table with the following columns: pledge_id (PRIMARY KEY), pledge_date, amount_pledged, amount_paid, Is_paid, donor_id that REFERENCES to DONORS table (donor_id). 

2- Populate every relation with three rows.

3-  Now, your supervisor has asked you to modify the donor_age column in the DONORS table. He wants the column to be configured to accept a value that must be  >=20.  Which statement should you issue to accomplish this task? 

4- Create a Trigger to update Is_paid column to 1 when the amount_paid equal to amount_pledged. 

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