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Mastering Geospatial Analysis with Python
book

Mastering Geospatial Analysis with Python

by Silas Toms, Paul Crickard, Eric van Rees
April 2018
Beginner to intermediate content levelBeginner to intermediate
440 pages
11h 36m
English
Packt Publishing
Content preview from Mastering Geospatial Analysis with Python

makemigrations 

To start the migration, pass makemigrations to manage.py. This argument will start the migration process by inspecting the contents of models.py. All of the Python class data models will be read, and the corresponding SQL is generated:

C:\Projects\chapter12>python manage.py makemigrationsMigrations for 'arenas':  arenas\migrations\0001_initial.py    - Create model Arenas    - Create model Counties    - Create model Districts    - Create model US_States

A new script has been generated and added to the migrations folder. This initial database migration script creates a Migration class and includes a number of migration operations using the CreateModel method. Each of these migrations creates operations will generate a new (empty) table in ...

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Publisher Resources

ISBN: 9781788293334Supplemental Content