Questions

1. What is SQL?
2. What are the three main parts of SQL?
3. What are keywords in SQL?
4. How do we specify a constant string value in SQL code?
5. How do we insert a single record into a table?
6. How to insert many records into a table by taking them from another table?
7. How do we change records in a table?
8. How do we change records in a table that takes new values from another table?
9. Is there a way to get the values of updated or inserted records right after a changing command?
10. How do we retrieve data from a table?
11. What is a table join?
12. What is the difference between an INNER JOIN and an OUTER JOIN?
13. What is a CROSS JOIN?
14. How do we filter rows when retrieving them from a table?
15. Is there a difference between SQL expressions and SQL conditions?
16. What are grouping and aggregation?
17. When using grouping, is there a way to filter groups?
18. How do we limit the result set to a certain number of...