1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# MySQL Connector/Python - MySQL driver written in Python.
# Copyright (c) 2009, 2013, Oracle and/or its affiliates. All rights reserved.
# MySQL Connector/Python is licensed under the terms of the GPLv2
# <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
# MySQL Connectors. There are special exceptions to the terms and
# conditions of the GPLv2 as it is applied to this software, see the
# FOSS License Exception
# <http://www.mysql.com/about/legal/licensing/foss-exception.html>.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import sys, os
import mysql.connector
"""
Example using MySQL Connector/Python showing:
* dropping and creating a table
* inserting 3 rows using executemany()
* selecting data and showing it
"""
def main(config):
output = []
db = mysql.connector.Connect(**config)
cursor = db.cursor()
# Drop table if exists, and create it new
stmt_drop = "DROP TABLE IF EXISTS names"
cursor.execute(stmt_drop)
stmt_create = """
CREATE TABLE names (
id TINYINT UNSIGNED NOT NULL AUTO_INCREMENT,
name VARCHAR(30) DEFAULT '' NOT NULL,
info TEXT DEFAULT '',
age TINYINT UNSIGNED DEFAULT '30',
PRIMARY KEY (id)
)"""
cursor.execute(stmt_create)
info = "abc"*10000
# Insert 3 records
names = ( ('Geert',info), ('Jan',info), ('Michel',info) )
stmt_insert = "INSERT INTO names (name,info) VALUES (%s,%s)"
cursor.executemany(stmt_insert, names)
db.commit()
# Read the names again and print them
stmt_select = "SELECT id, name, info, age FROM names ORDER BY id"
cursor.execute(stmt_select)
for row in cursor.fetchall():
output.append("%d | %s | %d\nInfo: %s..\n" % (
row[0], row[1], row[3], row[2][20]))
# Cleaning up, dropping the table again
cursor.execute(stmt_drop)
cursor.close()
db.close()
return output
if __name__ == '__main__':
#
# Configure MySQL login and database to use in config.py
#
import config
config = config.Config.dbinfo().copy()
out = main(config)
print('\n'.join(out))
|