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You're reading from  Time Series Analysis with Python Cookbook

Product typeBook
Published inJun 2022
PublisherPackt
ISBN-139781801075541
Edition1st Edition
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Tarek A. Atwan
Tarek A. Atwan
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Tarek A. Atwan

Tarek A. Atwan is a data analytics expert with over 16 years of international consulting experience, providing subject matter expertise in data science, machine learning operations, data engineering, and business intelligence. He has taught multiple hands-on coding boot camps, courses, and workshops on various topics, including data science, data visualization, Python programming, time series forecasting, and blockchain at various universities in the United States. He is regarded as a data science mentor and advisor, working with executive leaders in numerous industries to solve complex problems using a data-driven approach.
Read more about Tarek A. Atwan

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Reading data from a relational database

In this recipe, you will read data from PostgreSQL, a popular open source relational database.

You will explore two methods for connecting to and interacting with PostgreSQL. First, you will start by using psycopg2, a PostgreSQL Python connector, to connect and query the database, then parse the results into a pandas DataFrame. In the second approach, you will query the same database again but this time using SQLAlchemy, an object-relational mapper (ORM) that is well integrated with pandas.

Getting ready

In this recipe, it is assumed that you have the latest PostgreSQL installed. At the time of writing, version 14 is the latest stable version (version 15 is still in beta).

To connect to and query the database in Python, you will need to install psycopg2, a popular PostgreSQL database adapter for Python. You will also need to install SQLAlchemy, which provides flexibility regarding how you want to manage the database, whether it is...

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Time Series Analysis with Python Cookbook
Published in: Jun 2022Publisher: PacktISBN-13: 9781801075541
© 2022 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Tarek A. Atwan

Tarek A. Atwan is a data analytics expert with over 16 years of international consulting experience, providing subject matter expertise in data science, machine learning operations, data engineering, and business intelligence. He has taught multiple hands-on coding boot camps, courses, and workshops on various topics, including data science, data visualization, Python programming, time series forecasting, and blockchain at various universities in the United States. He is regarded as a data science mentor and advisor, working with executive leaders in numerous industries to solve complex problems using a data-driven approach.
Read more about Tarek A. Atwan

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