SQL Tutorial - Table Constraint - video Dailymotion

Name: SQL Tutorial - Table Constraint
Uploaded: 2013-05-06T01:46:22+00:00
Duration: 3 min 43 s
Channel: 1keydata
Description: In a relational database, one can place constraints on what value can be entered into a table. This tutorial discusses four of the constraints and how they are implemented in SQL: NOT NULL, DEFAULT, UNIQUE, and CHECK.

1keydata

In a relational database, one can place constraints on what value can be entered into a table.  This tutorial discusses four of the constraints and how they are implemented in SQL:  NOT NULL, DEFAULT, UNIQUE, and CHECK.

SQL Tutorial - Table Constraint

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