Žiadne dva záznamy v konzistentne navrhnutej tabuľke nemajú zhodný primárny kľúč.
V tabuľke môže byť viacero atribútov, ktoré jednoznačne identifikujú záznam, pričom jeden z nich (alebo aj iná kombinácia atribútov) sa môže použiť ako primárny kľúč.
j Query is a fast, lightweight, open source Java Script library designed to simplify manipulating HTML pages and Ajax interactions.
When used together, they form a powerful foundation for rapidly developing usable Web sites and applications.
He played college football for the University of Oregon.Feeley was a four-year letterman at Oregon, and saw most of his playing time in his sophomore and junior years.He was a nominee for the Davey O'Brien Award as a junior, throwing for 1,951 yards and 14 touchdowns before being sidelined with an elbow injury.It assumes that you have both Code Igniter version 1.7.2 or later and My SQL version 4.1 or later installed, and that you have a good working knowledge of both.In addition, you need the j Query library version 1.4.2 or later.One of the most important aspects of Web 2.0 is that a user's experience is more like that of a desktop application than a Web site.I had to read through and test many mobile swipe detection scripts until I finally found this one. In a recent interview with DJ Whoo Kid on Shade 45, Em provided a hard date for his latest signees. I’m actually finishing up one of the songs for it today, as we speak.” “I rap their verses for them,” joked Em. The Beastie Boys mean so much, have always meant so much since they came out, and mean so much to Hip Hop. It’s really, I don’t know man, it’s really sad.” “When , that shit changed rap,” he added.“I present it for them like, ‘Yo, here’s how you guys should say this, here’s what you should say,’ and then that’s pretty much how you do it.” Eminem also spoke on the passing of the Beastie Boys’ Adam “MCA” Yauch, explaining their impact on Hip Hop. Em offered his condolences to the Beastie Boys, as well as Yauch’s family, expressing their impact on him. When I saw the Beastie Boys for the first time, you know, ‘Fight For Your Right to Party,’ when I seen that video…it made me realize that it was possible. Typickým príkladom primárneho kľúča je rodné číslo v tabuľke so zoznamom osôb.V tabuľke osôb sa môže nachádzať aj iný jednoznačný identifikátor osoby (napríklad číslo občianskeho preukazu), pričom primárny kľúč sa zvolí pri návrhu modelu databázy.