update query and to do

Author: UlrikeDetective

SQL/PostGre/book_data/next.txt

@@ -1,2 +1,6 @@
 improve webapp so that I can add books, events as bookshop and so that I can buy books,
- write reviews and book tickets to events as a customer.
+ write reviews and book tickets to events as a customer.
+
+ - bought books
+ - queries
+ - improve webapp - dashboard, see what books customers has already reviewed

SQL/PostGre/book_data/sql/book_data_queries.sql

@@ -9,8 +9,6 @@ FROM
 
 SELECT REPLACE(title, ' ', '-') FROM books;
 
-SELECT * FROM books;
-
 SELECT * FROM books
 WHERE author_fname LIKE '_a_'; 
 
@@ -84,3 +82,20 @@ CASE
     ELSE '20th century lit' 
 END AS genre
 FROM books;
+
+--- books sold today ---
+SELECT title, stock_quantity FROM books;
+
+--- books sold this week ---
+SELECT title, stock_quantity FROM books;
+
+--- books sold this month ---
+SELECT title, stock_quantity FROM books;
+
+--- books sold this year ---
+SELECT title, stock_quantity FROM books;
+
+--- sum of earnings from book sales ---
+SELECT title, stock_quantity FROM books;
+
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