Implementert 'list category'.
This commit is contained in:
parent
d4ca8c5679
commit
b808517be3
|
@ -23,9 +23,16 @@ q_list_books = \
|
|||
'LEFT JOIN bookperson ON book.isbn=bookperson.book ' \
|
||||
'LEFT JOIN person ON bookperson.person=person.id'
|
||||
q_list_persons = \
|
||||
'SELECT person.id, person.firstname, person.lastname, COUNT(bookperson.id) AS num_books ' \
|
||||
'SELECT person.id, person.firstname, person.lastname, ' \
|
||||
' COUNT(bookperson.id) AS num_books ' \
|
||||
'FROM person LEFT JOIN bookperson ON person.id=bookperson.person ' \
|
||||
'GROUP BY person.id, person.firstname, person.lastname'
|
||||
q_list_categories = \
|
||||
'SELECT category.id, category.name, ' \
|
||||
' COUNT(book.isbn) AS num_books ' \
|
||||
'FROM category ' \
|
||||
'LEFT JOIN book ON category.id=book.category ' \
|
||||
'GROUP BY category.id, category.name'
|
||||
q_persons_for_book = \
|
||||
'SELECT person.id, lastname, firstname, relation ' \
|
||||
'FROM person ' \
|
||||
|
@ -186,7 +193,11 @@ def list_persons(connection):
|
|||
person['num_books'])
|
||||
|
||||
def list_categories(connection):
|
||||
pass
|
||||
c = connection.cursor()
|
||||
c.execute(q_list_categories)
|
||||
for i in xrange(c.rowcount):
|
||||
cat = fetchone_dict(c)
|
||||
print '%-15s %-30s %d books' % (cat['id'], cat['name'], cat['num_books'])
|
||||
|
||||
def list_cmd(connection, what):
|
||||
funs = { 'book': list_books,
|
||||
|
|
Reference in New Issue