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Showing posts with the label Mysql

Pandas Read Sql Integer Became Float

I met a problem that when I use pandas to read Mysql table, some columns (see 'to_nlc') use… Read more Pandas Read Sql Integer Became Float

Python Equivalent Of Mysql_real_escape_string, For Getting Strings Safely Into Mysql?

Is there a Python equivalent of PHP's mysql_real_escape_string? I'm trying to insert some s… Read more Python Equivalent Of Mysql_real_escape_string, For Getting Strings Safely Into Mysql?

Python Mysqldb Insert With Prepared Statements

I have a table with fields TABLE_PASTE( user_text longtext NOT NULL, number integer NOT… Read more Python Mysqldb Insert With Prepared Statements

Django Migrations--is It Possible To Use South In The Middle Of The Project?

I already started a project, and the models are all synced and everything. Solution 1: Yes. I thin… Read more Django Migrations--is It Possible To Use South In The Middle Of The Project?

Import Sql Dump With Subprocess

I'm trying to import a .sql dump from disk into MySQL via Python and subprocess. I.e. the equiv… Read more Import Sql Dump With Subprocess

Select Records Incrementally In Mysql And Save To Csv In Python

I need to query the database for some data analysis and I have more than 20 millions records. I hav… Read more Select Records Incrementally In Mysql And Save To Csv In Python

Autoincrement-like Field For Objects With The Same Foreign Key (django 1.8, Mysql 5.5)

I've got a Django model (let's call it ObjectLog), many of which are related to a single Ob… Read more Autoincrement-like Field For Objects With The Same Foreign Key (django 1.8, Mysql 5.5)

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 c… Read more In Django, How To Find A Term That Is Part Of A String Instead Of Containing That String?

Access To A Mysql Database Via Jupyter Notebook W/ Python3

I needed access a MySQL database via Jupyter Notebook, on which I run Python 3.6 (Anaconda install)… Read more Access To A Mysql Database Via Jupyter Notebook W/ Python3

Installing Mysqldb On Python 2.7.3 Under Centos

I need to install Python 2.7 on a machine, from source, alongside the existing version on the machi… Read more Installing Mysqldb On Python 2.7.3 Under Centos

How To Pass A Variable To Mysql's Limit Clause?

I am trying to make a SELECT statement to Mysql datbase using pymysql. This is the code. I am passi… Read more How To Pass A Variable To Mysql's Limit Clause?

Modulenotfounderror When Importing Mysql.connector In For Python Vs Code

I have downloaded mysql.connector and mysql but still there is the same issue import mysql.connect… Read more Modulenotfounderror When Importing Mysql.connector In For Python Vs Code

Import Error - No Localization Support For Language 'eng'

I know there was a question related to this question. But I could not find what I expected . Impor… Read more Import Error - No Localization Support For Language 'eng'

Concurrent Payment Control

When I click on 'Place Order' I have begun the transaction and set the column is_payment_pr… Read more Concurrent Payment Control

How To Solve "process Terminated Because The Request Deadline Was Exceeded. (error Code 123)" In Google Api?

I have a projects deployed on Google App Engine having Google API (Python). Every request to any of… Read more How To Solve "process Terminated Because The Request Deadline Was Exceeded. (error Code 123)" In Google Api?

How To Do Group By And Take Count Of One Column Divide By Count Of Unique Of Second Column Of Data Frame In Python Pandas?

I have panda data frame with 4 column say 'col1', 'col2', 'col3' and 'c… Read more How To Do Group By And Take Count Of One Column Divide By Count Of Unique Of Second Column Of Data Frame In Python Pandas?

-find Top X By Count From Mysql In Python?

I have a csv file like this: nohaelprince@uwaterloo.ca, 01-05-2014 nohaelprince@uwaterloo.ca, 01-05… Read more -find Top X By Count From Mysql In Python?

Mysql/python -- Committed Changes Not Appearing In Loop

Using MySQL Connector/Python I have a loop that keeps checking a value for a change every 2 seconds… Read more Mysql/python -- Committed Changes Not Appearing In Loop

Gae Python - No Module Named Mysqldb

Recently I switched to 'vm: true' on my app.yaml. Since then I'm having some issues reg… Read more Gae Python - No Module Named Mysqldb

How To Convert Sql Scalar Subquery To Sqlalchemy Expression

I need a litle help with expressing in SQLAlchemy language my code like this: SELECT s.agent_id… Read more How To Convert Sql Scalar Subquery To Sqlalchemy Expression