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Other 2021-11-20 13:10:19
difference between primary key and foreign key
Primary Key : It is unique column in every table in a database It can ONLY accept; - nonduplicate values - cannot be NULL Foreign Key: It is a column that comes from a different table and using Foreign key tables are related each other It is the ... Add solution -
SQL 2021-11-16 12:30:27
difference between primary key and foreign key
Primary Key : It is unique column in every table in a database It can ONLY accept; - nonduplicate values - cannot be NULL Foreign Key: It is a column that comes from a different table and using Foreign key tables are related each other It is the ... Add solution -
SQL 2021-09-26 03:36:02
primary key vs foreign key
Primary Key : It is unique column in every table in a database It can ONLY accept; - nonduplicate values - cannot be NULL Foreign Key: It is a column that comes from a different table and using Foreign key tables are related each other It is the ... Add solution
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