Tagged Questions

0
votes
1answer
9 views

MySQL-python installation - wrong architecture - MacOS

yesterday I've installed new version of python 2.7.5 via installer on MacOS and unfortunately MySQL broke down. I got following error when starting development server: raise ...
0
votes
1answer
20 views

SQL: update A where B is max for each unique combo of C and D, where D is element of joined table

Since this is complicated I'll give an example of what I'm trying to attempt: In the first table, User Data, I have user's and their saved game files (savefile's). Each user can be associated with ...
1
vote
0answers
30 views

OperationalError (2001, “Can't create UNIX socket (-1)”) - Django on Google App Engine

I'm guessing that this is a fairly simple problem, but I'm having difficulty putting my Django project on GAE. Pages that don't access my Cloud SQL database work fine, but whenever I try to access a ...
0
votes
0answers
20 views

Scrape & Parse PDF content to MySQL

I have a website that indexes and catalogs thousands of PDF documents. I am desperately trying to find a way to automate some of the database entry for these files. My question is the best approach to ...
0
votes
1answer
39 views

Run a script at a special time on django server

I have a django project and i need the ability for executing a function at a specified time on django server. for example you can consider that in my django project if a client request for friendship ...
0
votes
1answer
19 views

pip-3.3 install MySQL-python

I am getting an error pip version pip-3.3 -V pip 1.4.1 from /usr/local/lib/python3.3/site-packages/pip-1.4.1-py3.3.egg (python 3.3) how to install MySQLdb in Python3.3 helpp.. root@lhackg:~# ...
0
votes
0answers
28 views

OperationalError when creating test DB after upgrading to Django 1.6

I've tried using both the new test runner in Django 1.6 and Django-Nose, same result. When I run syncdb and migrate, it works fine. But when I try to run my test suite, it errors out with: ...
0
votes
0answers
13 views

insert twitter json to mysql database using python

I have 14 json files each one of them is about 1GB contains the twitter raw json data that was streamed from the twitter streaming API. now I want to extract important data from these json files and ...
0
votes
1answer
46 views

DatabaseError python manage.py syncdb

I'm learning django framework and i have a problem with django When you start the syncdb help me please, how to correct error? used files settings.py DATABASES = { 'default': { ...
1
vote
1answer
20 views

pyodbc - Insert into MySQL not working

I am writing a script that reads data from one table, translates text in one of the columns into German using Google Translate API and load the data back into another table. Everything works except ...
1
vote
1answer
21 views

Python Mysqldb update operation with variables

I have a (maybe very simple) question, but I do not find the solution myself... The database includes links. These include numbers. Now I want to insert in a separate column "nummer" the number that ...
0
votes
0answers
19 views

How to query several similar databases using Peewee?

I'm stuck with a problem about querying multiple databases using Peewee: I have 2 existing mysql databases (let's name them A and B) (Structures are similar because it's two Bugzilla databases) I ...
0
votes
0answers
22 views

Display ordered data using django mysql

I have the following following django statement: pending_companies = PendingCompany.objects.order_by('submit_time').reverse() Output: petroshkin Nov. 15, 2013, 2:27 p.m. Copmew345 Nov. 13, ...
1
vote
1answer
41 views

Does a SELECT query have a return type in MySQL Python?

I am wanting to check if a specific row exists in a database using a SELECT query; if it doesnt exist I want to INSERT INTO the database with another query, if it does exist I dont want anything to ...
-3
votes
0answers
28 views

If condition in Mysql query not working in the where clause [on hold]

Here F_name, L_Name, Age, Gender are the column name in my table. fname, lname, age, gender are the field data coming from the form. The code which i have posted doesnot work. Is the If condition in ...
0
votes
2answers
42 views

Search multiple field form data in mysql database with python

How do i write a query if the multiple form field data are being searched in mysql database. The form fields are as follow FirstName: LastName: Age: Gender: Now we can enter data in any multiple ...
0
votes
2answers
34 views

MySQL if exists (select), update, else, insert with python using date comparison

i am trying to perform a db update on the condition that a db record exists in for multiple columns with values of type DATE in the event that their respective conditions are satisfied, but i appear ...
0
votes
0answers
55 views

Python MySQLdb execute table variable (Scrapy)

First things first. I am runing my Scrapy scripts(version: 0.16.2) on Python 2.7.2+. The problem that I have is with pipe files and SQL syntax that I generate using MySQLdb library. Here is code that ...
-1
votes
0answers
22 views

Keep leading zeros when using Python xlrd to grab data from excel and populate table in mySQL

I'm a Python newbie and I'm trying to grab a cell of data from an excel spreadsheet, to populate a table in mySQL by using xlrd. The data comes across to the table, but it has now dropped the leading ...
-1
votes
1answer
55 views

how do i write multiple conditions in single sql query to get data - Python mysql

I am in a dilema that how could i writ such sql queries to make a seach. I have tried and posted it, but it not as expected when user enter data in multiple field of a form and make a search. The ...
0
votes
1answer
50 views

convert datetime string to datetime

I know questions like these get asked all the time, but my specific problem doesn't seem to come up (at least I can't find it). So my problem is like this. I have a MySQL database which has lots of ...
0
votes
1answer
33 views

Returning 'encode' error when trying to output data to MySQL table with Scrapy

I'm very new to Python and Scrapy and trying to output the crawled data to my MySQL database, but I'm running into the following error; exceptions.AttributeError: 'list' object has no attribute ...
0
votes
1answer
29 views

Python MySQLdb doesn't wait for the result

I am trying to run some querys that needs to create some temporary tables and then returns a result set, but i am unable to do that with MySQLdb api. I already dig something about this issue like ...
0
votes
1answer
17 views

Getting an error when trying to use my add and remove functions in mysql-python

Whenever I try to use my addTask() and removeTask() functions I get a very long wait time followed by an error. Here are the functions: def addTask(): name = raw_input("Enter the name of the ...
0
votes
3answers
44 views

Start PYTHON script automatically [closed]

I have written a PYTHON script that controls my home's heating and AC system. It gets information and settings via a MYSQL database and communicates with the outside world via USB/Serial ...
0
votes
0answers
24 views

MySQL high cpu usage related to savepoint with Django

I have a Django powered site that infrequently (once every few weeks) gets stuck in a state of extremely slow performance. Pages that usually take 1-2 seconds to load may take 20-30 seconds. I found ...
1
vote
1answer
20 views

How do I use DATE_FORMAT inside my MySQL statement in Python?

I am trying to import rows of a csv file into a mysql table, I am using Python to do this. Here's a snippet of my mysql statement from my python script: sql = """INSERT INTO tbl_celebrants(id, name, ...
1
vote
2answers
24 views

Dynamic SQL join query in django

Here are three very simplified class I'm working with: class User(AbstractBaseUser): email = models.EmailField() name = models.CharField() is_admin = models.BooleanField() ...
0
votes
1answer
43 views

Parsing access log data to fit DB format

I have a web access CSV file with some statistics that looks like this (usually about 20K records but this is an example with only 6 records): servlet name, HTTP RC, response time, request timestamp ...
0
votes
1answer
38 views

How to create a tree in NetworkX and display it in D3.js

I have to write a piece of code which takes some data from MySQL and use the data to make a graph in D3.js. My D3.js code is working when I give it static data in this format: { "name": ...
0
votes
1answer
19 views

data not inserted in flask sqlalchemy

This is my flask model(I am using Flask-Sqlalchemy). class Feeds(db.Model): id = db.Column(db.Integer, primary_key=True) feed_link = db.Column(db.String(100)) url = ...
0
votes
1answer
27 views

MySQLdb/Python INSERT query not inserting data into table

I am attempting to insert values into a table via Python using the following code: db = MySQLdb.connect(host="localhost",user="root",passwd="", db="x") db.autocommit(True) cur = db.cursor() query = ...
0
votes
0answers
36 views

Use django with mysql on python 3.2 [duplicate]

I would like to use MySQL in my Django projects. All projects are made in python 3.2 on Debian, for developing I use SQLite without any problem. In Django documentation MySQLdb (the official backend) ...
0
votes
0answers
26 views

Python to PHP API - Optimizing Performance

Let me start by saying that my current setup actually works, it is just not working to my standards. Right now, I have a Python script that monitors specific events and posts them to a PHP script I ...
1
vote
1answer
33 views

Why would a Date field be truncated when filling it in with a Date?

I have a MySQL table with a field of type Date in it. I can update it as: insert into mytable (date) values (%s); I have some python code : cursor.execute( update, mydatetime.date()) I get the ...
0
votes
0answers
47 views

Webfaction: python mysqldb Cannot allocate memory

I installed python mysqldb into a virtualenv on webfaction now I get the following error tried to reinstall, remove and install it again but didn't help. Can anyone help me? Python version is 2.7.5 ...
0
votes
1answer
39 views

Transferring data from MySQL to Neo4j

We're in the process of migrating our MySQL based Django application to Neo4j. In MySQL, we have a Providers table and a Referrals table. The referrals table simply has a provider_from_id, ...
0
votes
2answers
17 views

Python Code reading from port and storing in db gives error: #1062, Duplicate entry 1 for key PRIMARY

Using pyserial, I am getting data from a sensor plugged into the USB port. I am trying to store that data, using MYSQLdb, into a database. cur = db.cursor() cur.execute("TRUNCATE TABLE ...
0
votes
0answers
29 views

Django admin creating dozens of extra queries: why / how can I stop it?

I'm writing a post-save hook to automatically tweet content when it's posted to my site. This relies on django-taggit: when a tag is added to a news item, and that tag has an associated Twitter ...
0
votes
0answers
32 views

Can't connect to MySQL server on %s? - MySQLdb

I'm trying to connect to my internet server using python. To connect'm using MySQLdb library. The problem is that I can not connect with Python, but if using other programs, such as MySQL Workbench, ...
0
votes
1answer
49 views

MySQL - web interface for data analysis & statistics

I am running a server with custom python software that collects and stores data from linux-based devices. The data is stored on mysql and contains information such as serial numbers, access ...
0
votes
0answers
38 views

Django raw query with WHERE clause generated from previous query

I want to do a Django Python MySQL query with WHERE (in sql) being a link generated from a previous query. Hereby I paste my actual code: def population(request): db = ...
1
vote
2answers
63 views

UnicodeEncodeError when MySQLdb show warnings

What I use: Python2.7 / MySQLdb 1.2.3 when I user MySQLdb.cursors to execute INSERT IGNORE INTO reporter('张三', '2013-11-11'), ('张三', '2013-11-11'), it thow a UnicodeEncodeError Error like this, it ...
0
votes
1answer
37 views

Overriding the table name in Flask-Alchemy

I am creating a Flask application and accessing the MySQL database using Flask-Alchemy. I have following Class to access a table: class price_table(db.Model): id = db.Column(db.Integer, ...
3
votes
1answer
72 views

How do I add 🍒 to my VARCHAR field via Python

I am trying to add a special character (🍒, codepoint U+1F352) to a VARCHAR field in a MySQL database and it's just giving me the empty string in the database. sql = "UPDATE table SET special_char = ...
2
votes
3answers
58 views

In Django, how to find a term that is part of a string instead of containing that string?

For example, there are three rows under two fields in my table like this id name ------- 1 brown cat 2 black dog 3 person And here comes a string, or a sentence: A brown cat jumps over a person, ...
1
vote
1answer
23 views

Enable executing multiple statements while execution via sqlalchemy

I have a DDL object (create_function_foo) that contains a create function statement. In first line of it I put DROP FUNCTION IF EXISTS foo; but engine.execute(create_function_foo) returns: ...
3
votes
1answer
31 views

Finding the value of an auto-increment field

I have a simple registration form which creates a new record in "Students" table: cur = con.cursor() query = "INSERT INTO students (Name, Address, Major, Phone, Email, Password) values (%s, %s, %s, ...
0
votes
2answers
27 views

SQLAlchemy - proper way to create unsigned BigInteger

I'm getting a warning now that passing arguments to BigInteger is deprecated. However, I'm not sure of any other way to declare the value as unsigned. I'm storing the result of MySQL's uuid_short() ...
1
vote
2answers
55 views

Does the django “in” clause require the list to have two values?

Question: Does the django "in" clause require the list to have two values? I was writing some raw queries in django and I was noticing that the same query would crash depending on the values given to ...

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