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Tutorial Primaire en Vreemde Sleutels

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Tutorial Primaire en Vreemde Sleutels

250.938 weergaven 25 oktober 2015 9:20

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KanaalProfessor Saad

Beschrijving van de maker

Uitleg over primaire en vreemde sleutels in databases

Over deze tutorial

Professor Saad publiceerde deze videotutorial van 9:20 op 25 oktober 2015. Hij is 250.938 keer bekeken op YouTube.

Categorie
Onderwijs
Duur
9:20
Gepubliceerd
25 oktober 2015
Weergaven
250.938
Likes
2.012

Delen

Verder lezen

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    Hence, in this tutorial of the Primary key and Foreign Key in SQL, we learned about the SQL Primary Key and SQL Foreign Key. moreover, we looked at how SQL Create Table Primary Key and SQL Create table Foreign Key. Also…

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    Key Primary Key Foreign Key; 1: Basic: It is used to uniquely identify data in the table: It is used to maintain relationship between tables: 2: Null: It can’t be null : It can accept the null values: 3: Duplicate: Two…

  • SQL - Foreign Key - Tutorialspoint tutorialspoint.com

    A foreign key is a key used to link two tables together. This is sometimes also called as a referencing key. A Foreign Key is a column or a combination of columns whose values match a Primary Key in a different table. T…

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