Question: What is a primary key? What is the primary key for each table in the Colonial Adventure Tours database shown in Figures 1-15 through 1-19

What is a primary key? What is the primary key for each table in the Colonial Adventure Tours database shown in Figures 1-15 through 1-19 in Chapter 1?

Figure 1-15

GuideNum LastName FirstName Address State PostalCode PhoneNum City HireDate Williamsburg MA 01096 Jaffrey Miles 54 Quest Ave. 140 Oakton Rd. 25 Old Ranch Rd. 7 Moose Head Rd. 943 Oakton Rd. 9 Congaree Ave. 24 Shenandoah Rd. 12 Heather Rd. 15 Riverton Rd. 342 Pineview St. AM01 Abrams 617-555-6032 6/3/2012 BR01 03452 3/4/2012 603-555-2134 Boyers Devon Rita NH Harley 01375 781-555-7767 1/8/2012 DH01 MA 03588 Sunderland Dummer GZ01 603-555-8765 11/4/2012 4/8/2013 Gregory Kiley Zach NH KS01 Jaffrey NH 03452 Susan 603-555-1230 Fraconia 603-555-0003 6/10/2013 KS02 Kelly Sam NH 03580 MR01 781-555-2323 9/14/2015 01101 MA Marston Ray Hal Springfield Mount Desert ME Rowan 207-555-9009 RH01 04660 6/2/2014 SL01 Stevens 802-555-3339 9/5/2014 05825 Lori Coventry VT 203-555-8534 UG01 Unser CT 06810 2/2/2015 Glory Danbury

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