MySQL Tutorials | mysql NOT NULL Constraint | not null constraint in mysql | mysql constraints

This video talks about
MySQL Table Constraints Tutorial with Examples
What is Constraint
types of constraints in mysql
Not Null
Unique
Primary Key
Check
Foreign key
Default
mysql NOT NULL Constraint
not null constraint in mysql
mysql constraints
Constraints error
INSERT INTO EMPLOYEE VALUES (100,'JOHN',17) Error Code: 3819. Check constraint 'employee_chk_1' is violated. 0.000 sec
INSERT INTO CUSTOMER VALUES(1,'Ram','USA') Error Code: 1062. Duplicate entry '1' for key 'customer.PRIMARY' 0.000 sec
mysql Error Code 3819
mysql error code 1062
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