SQL Constraints | Primary Key | NOT NULL | Unique Key | Default | Check | Foreign Key | In Hindi

SQL Constraints | Primary Key | NOT NULL | Unique Key | Default | Check | Foreign Key | In Hindi | Tutorial#04

in this playlist, I am going to start Structured Query Language (SQL). SQL is one of the best database software which is broadly used. It is mainly the syllabus part of 11/12/BCA/BTech student and I have designed this in such a way that it is specially designed for 11/12/BCA/BTech student. In this video, I have explained SQL Constraints. SQL are basically set of rules that applies to a table. In this video I have explained the various constraints like primary key, unique key, NOT NULL, check constraints, default constraint and foreign key constraint.

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