Computer Science for IGCSE & O level - Databases (Section 6 - No. 47)
What is the purpose of `JOIN` command in SQL?
To add new data to a table.
To delete data from a table.
To combine rows from two or more tables based on a related column.
To filter results from a single table.
Giải thích
JOINs are used to combine data from two or more tables.