Создан файл update014-015 для перехода между версиями 0.14 и 0.15

update dbver set ver="0.15";

update authors set first_name="" where author_id=1;

DROP PROCEDURE IF EXISTS sp_newinfo;

DELIMITER //

CREATE PROCEDURE sp_newinfo(period INT)

BEGIN

  DECLARE min_book_id INT;

  select MIN(book_id) into min_book_id from books where registerdate>now()-INTERVAL period DAY;

  select 1 s, count(*) from books where book_id>=min_book_id and avail!=0 and doublicat=0

  union all

  select 2 s, count(*) from (select author_id from bauthors where book_id>=min_book_id group by author_id) a

  union all

  select 3 s, count(*) from (select genre_id from bgenres where book_id>=min_book_id group by genre_id) a

  union all

  select 4 s, count(*) from (select ser_id from bseries where book_id>=min_book_id group by ser_id) a

  order by s;

END //

DELIMITER ;

commit;

import base64

import subprocess

import zipf

from urllib import request

from urllib import parse

#######################################################################

import os

import sys

import datetime

import mysql.connector

from mysql.connector import errorcode