SQL (Structured Query Language) is a fundamental skill for anyone working in data management, whether you're a database administrator, data analyst, or software developer. For professionals looking to ...
The FOREIGN KEY constraint is used to enforce a link between the data in two tables. A foreign key in one table points to a primary key in another table, maintaining referential integrity.
Unele rezultate au fost ascunse, deoarece pot fi inaccesibile pentru dvs.
Afișați rezultatele inaccesibile
Părere