Learn SQL

SQL is a database computer language designed for the retrieval and management of data in relational database. SQL stands for Structured Query Language.

* Contents:
1. Overview
2. RDBMS Concepts
3. Databases
4. Syntax
5. Data Types
6. Operators
7. Expressions
8. Create Database
9. Drop Database
10. Select Database
11. Create Table
12. Drop Table
13. Insert Query
14. Select Query
15. Where Clause
16. AND & OR Clauses
17. Update Query
18. Delete Query
19. Like Clause
20. Top Clause
21. Order By
22. Group By
23. Distinct Keyword
24. Sorting Results
25. Constraints
26. Using Joins
27. Unions Clause
28. NULL Values
29. Alias Syntax
30. Indexes
31. Alter Command
32. Truncate Table
33. Using Views
34. Having Clause
35. Transactions
36. Wildcards
37. Date Functions
38. Temporary Tables
39. Clone Tables
40. Sub Queries
41. Using Sequences
42. Handling Duplicates
43. Injection