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1
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2answers
101 views

Query to Access a specfic data in the row using python

Am using wordpress and phpmyadmin for handling my database Below is the code I use to view entries on my form using python. In the form I ask users to check/uncheck specific questions. It works as ...
2
votes
1answer
1k views

DB2 Query Error SQL0204N Even With The Schema Defined

I'm using Python to access tables in DB2 10.1.0 I have a login account named foobar and a schema with the same name. I have a table named users under the schema. When I'm logged in as foobar, I can ...
0
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1answer
25 views

How to use language PL/PythonU on a PostgreSQL database via phpPgAdmin?

I am used to PgAdmin III where I can simply create python functions like the following on a PostgreSQL database: CREATE OR REPLACE FUNCTION pyHello (x integer) RETURNS void AS $$ if x == 1: ...
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1answer
123 views

Easy way to automate database synchronization

I have to get data from a remote database and store it in my local database. And mapping between the two database is something like shown in the below image. So, for this I'm looking for a Python ...
2
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0answers
178 views

Using AWS DynamoDB Geospatial index with Python

Amazon's AWS DynamoDB features Geospatial Indexing, which facilitates geo queries: Query Support: Box queries return items that fall within a pair of geo points that define a rectangle as ...
1
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0answers
21 views

Creating Pandas DataFrame on Python From a MongoDB Document containing Embedded documents

I am working on a machine learning algorithm on python's scikit.learn, but this time the data are in Mongodb documents format. I would like to pull my data into a dataframe. Here is an exemple of the ...
1
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0answers
31 views

MySQL method for inserting data from JSON using Python Connector

I have been using Python to insert parsed data from a JSON server response into a MySQL database. The JSON data consists of around 10,000 responses, each holding around 40 nested pieces of ...
1
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0answers
112 views

Migrate from SQLite to MySQL (then back)

For various reasons, I must use a SQLite database with a local application. However, I wrote a Flask app that enables users to more easily classify items in the database, and it runs very slow on ...
1
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0answers
251 views

MongoDB communication issues on Azure

I have a Python uWSGI app running behind Nginx using pymongo to communicate with a 4 machine replica set running Mongodb 2.6.3. The replica set is configured using domain names for each machine ...
1
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0answers
79 views

Trouble adding foreign key on lots of data in Postgres

Working with PostgreSQL 9.0.8 on linux. Can't add foreign key. I have two tables: Table1 and Table2. Table1 has 10 columns and 200 000 rows filled with some data, where first column is 'id' (primary ...
1
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0answers
217 views

Does a high CPU usage -say 98%- necessary mean the database will be slower?

I have 4 python scripts each running in their own virtual machine. The scripts are accessing a central postgresql database. All scripts are reading from the same table but posting to different tables ...
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0answers
22 views

New Table vs Java Beans to allow user to dynamically change data representation?

I am building a database to store the assessment records of students, along with other relevant information and functionality like reporting on average scores etc. Currently my company uses Excel for ...
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0answers
13 views

Data base design for handling website subscriptions

I have a website where at least 20 posts are posted in a day and each post contains more than 5 categories and each category has further tags. I wanted to build a subscription module that users can ...
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0answers
29 views

MongoDB stops responding after 2 days of working

I've written small application in Python (I used Twisted). Program receives data and writes it to MongoDB. Every 2 days MongoDB stops responding: 2015-02-11T10:47:20.918+0100 [initandlisten] can't ...
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0answers
21 views

MongoDB GridFS delete operation too slow while mongod process takes up 100% CPU

I'm using Python (CPython 2.7.3 on Debian 7.8 amd64) with pymongo driver (version 2.7.2) to connect to a MongoDB (db version v2.4.12) database which has solely been used to store files in a GridFS ...
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0answers
34 views

Best configuration for high speed insert in Mysql using innodb engine

I am using apache storm to process csv files and insert the output to mysql. Apache storm process the data and produce output at a very high speed. I find Mysql inserts comparatively very slow. How ...
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0answers
75 views

mongodb configuration issue

I am editing the configuration of running mongodb in an 'amazon ubuntu instance' (with more than 30 GB data), and I attached some volumes for data, log, and journal I followed mongodb-ec2: ...
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0answers
59 views

PostgreSQL: Store hierarchial data and return a recursive result with full path data

Background: I am considering whether to use LTREE or Recursive CTE with Materialized Path. For storing data, I am deciding between HSTORE or JSON. Objective: I need to store a hierarchial data. Each ...
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0answers
97 views

How can I import “.sql” file into a new database? (using Python or even IPython)

all! I have a "bakupdb.sql" file which contains tables from a web page (created with Django) and some data (that is inserted into the tables). It's a dump back up data. I don't have anything else - ...
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0answers
103 views

Storing DB credentials in an application source code?

I am making an app which connects to a DB, and the app will have plenty different userslogins. Is it a good design choice to have a specific DB login/password for the application, using which the ...
0
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0answers
90 views

Python - ascii encoding error when updating field content in SQL Server table

I know there are plenty of posts and blog explanations about unicode errors, but I still can't figure out to handle it in my particular case. I've already asked this question on GIS.StackExchange but ...