#!/usr/bin/env python
# -*- coding: utf-8 -*-

# MySQL Connector/Python - MySQL driver written in Python.
# Copyright (c) 2009, 2012, 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

import sys, os

import mysql.connector

"""

Example using MySQL Connector/Python showing:
* sending multiple statements and iterating over the results

"""

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
    
    stmts = [
        "INSERT INTO names (name) VALUES ('Geert')",
        "SELECT COUNT(*) AS cnt FROM names",
        "INSERT INTO names (name) VALUES ('Jan'),('Michel')",
        "SELECT name FROM names",
        ]
    
    # Note 'multi=True' when calling cursor.execute()
    for result in cursor.execute(' ; '.join(stmts), multi=True):
        if result.with_rows:
            if result.statement == stmts[3]:
                output.append("Names in table: " + 
                    ' '.join([ name[0] for name in result]))
            else:
                output.append("Number of rows: %d" % result.fetchone()[0])
        else:
            if result.rowcount > 1:
                tmp = 's'
            else:
                tmp = ''
            output.append("Inserted %d row%s" % (result.rowcount, tmp))
    
    cursor.execute(stmt_drop)

    cursor.close()
    db.close()
    return output

if __name__ == '__main__':
    #
    # Configure MySQL login and database to use in config.py
    #
    from config import Config
    config = Config.dbinfo().copy()
    out = main(config)
    print '\n'.join(out)