Add commands list in README

README.md

@@ -5,6 +5,52 @@ Install extended version of hugo.
 Run server: `hugo server`.
 Create a new post: `hugo new --kind post posts/<post-name>.md`
 
+## TODO
+- [ ] SELECT
+- [ ] WHERE
+- [ ] INSERT
+- [ ] UPDATE
+- [ ] DELETE
+- [ ] ORDER BY
+- [ ] GROUP BY
+- [ ] AND, OR, NOT
+- [ ] Operators
+- [ ] AS (Alias)
+- [ ] LIMIT
+- [ ] Comments
+- [ ] SELECT DISTINCT
+- [ ] IN
+- [ ] LIKE
+- [ ] MIN, MAX
+- [ ] COUNT
+- [ ] SUM
+- [ ] AVG
+- [ ] BETWEEN
+- [ ] ROUND
+- [ ] JOIN
+- [ ] INNER JOIN
+- [ ] LEFT JOIN
+- [ ] RIGHT JOIN
+- [ ] FULL JOIN
+- [ ] CROSS JOIN
+- [ ] UNION
+- [ ] WITH
+- [ ] HAVING
+- [ ] EXISTS
+- [ ] ANY
+- [ ] ALL
+- [ ] CASE
+- [ ] NULL
+- [ ] ALTER TABLE
+- [ ] TRUNCATE
+
+- [ ] Constraints
+- [ ] Unique
+- [ ] Primary key
+- [ ] Index
+- [ ] Default
+- [ ] Auto increment
+- [ ] Dates and times
 
 ## License
 Licensed under the [MIT License](LICENSE)