Install the Django code Models and databases Models Making queries Aggregation Managers Performing raw SQL queries Database transactions Multiple databases Tablespaces Database access optimization Examples Security in Django Cross site scripting (XSS) protection Cross site request forgery (CSRF) protection SQL injection protection Clickjacking protection SSL/HTTPS Host header validation Session security User-uploaded reports Providing initial data for models Providing initial data with fixtures Providing initial SQL data Running Django on Jython Installing Jython Creating a servlet container Installing Django Installing

SchemaEditor | Writing migrations • Advanced: Managers | Raw SQL | Transactions | Aggregation | Custom fields | Multiple databases | Custom lookups | Query Expressions | Conditional Expressions | Database Functions Reporter.objects.get(id=2) Traceback (most recent call last): ... DoesNotExist: Reporter matching query does not exist. 8 Chapter 2. Getting started Django Documentation, Release 1.8.20.dev20180306181007 2.2 Set up a database This step is only necessary if you’d like to work with a “large” database engine like PostgreSQL, MySQL, or Oracle. To install such a database, consult the database installation

Django code Models and databases Models Making queries Aggregation Search Managers Performing raw SQL queries Database transactions Multiple databases Tablespaces Database access optimization Database Security in Django Cross site scripting (XSS) protection Cross site request forgery (CSRF) protection SQL injection protection Clickjacking protection SSL/HTTPS Host header validation Session security User-uploaded I’ve found a security problem! What should I do? FAQ: Databases and models How can I see the raw SQL queries Django is running? Can I use Django with a pre-existing database? If I make changes to a model

Django code Models and databases Models Making queries Aggregation Search Managers Performing raw SQL queries Database transactions Multiple databases Tablespaces Database access optimization Database Security in Django Cross site scripting (XSS) protection Cross site request forgery (CSRF) protection SQL injection protection Clickjacking protection SSL/HTTPS Host header validation Referrer policy Cross-origin filters Writing custom template tags How to write a custom storage class Use your custom storage engine How to deploy Django How to deploy with WSGI How to deploy with ASGI Deployment checklist How

Django code Models and databases Models Making queries Aggregation Search Managers Performing raw SQL queries Database transactions Multiple databases Tablespaces Database access optimization Database Security in Django Cross site scripting (XSS) protection Cross site request forgery (CSRF) protection SQL injection protection Clickjacking protection SSL/HTTPS Host header validation Referrer policy Cross-origin I’ve found a security problem! What should I do? FAQ: Databases and models How can I see the raw SQL queries Django is running? Can I use Django with a preexisting database? If I make changes to a model

Django code Models and databases Models Making queries Aggregation Search Managers Performing raw SQL queries Database transactions Multiple databases Tablespaces Database access optimization Database Security in Django Cross site scripting (XSS) protection Cross site request forgery (CSRF) protection SQL injection protection Clickjacking protection SSL/HTTPS Host header validation Referrer policy Cross-origin I’ve found a security problem! What should I do? FAQ: Databases and models How can I see the raw SQL queries Django is running? Can I use Django with a pre-existing database? If I make changes to a model

| Writing migrations • Advanced: Managers | Raw SQL | Transactions | Aggregation | Search | Custom fields | Multiple databases | Custom lookups | Query Expressions | Conditional Expressions | Database Reporter.objects.get(id=2) Traceback (most recent call last): ... DoesNotExist: Reporter matching query does not exist. (continues on next page) 8 Chapter 2. Getting started Django Documentation, Release 2.2 Set up a database This step is only necessary if you’d like to work with a “large” database engine like PostgreSQL, MariaDB, MySQL, or Oracle. To install such a database, consult the database installation

Django code Models and databases Models Making queries Aggregation Search Managers Performing raw SQL queries Database transactions Multiple databases Tablespaces Database access optimization Database Security in Django Cross site scripting (XSS) protection Cross site request forgery (CSRF) protection SQL injection protection Clickjacking protection SSL/HTTPS Host header validation Referrer policy Session I’ve found a security problem! What should I do? FAQ: Databases and models How can I see the raw SQL queries Django is running? Can I use Django with a pre-existing database? If I make changes to a model

Django code Models and databases Models Making queries Aggregation Search Managers Performing raw SQL queries Database transactions Multiple databases Tablespaces Database access optimization Database Security in Django Cross site scripting (XSS) protection Cross site request forgery (CSRF) protection SQL injection protection Clickjacking protection SSL/HTTPS Host header validation Referrer policy Session I’ve found a security problem! What should I do? FAQ: Databases and models How can I see the raw SQL queries Django is running? Can I use Django with a pre-existing database? If I make changes to a model

Django code Models and databases Models Making queries Aggregation Search Managers Performing raw SQL queries Database transactions Multiple databases Tablespaces Database access optimization Database Security in Django Cross site scripting (XSS) protection Cross site request forgery (CSRF) protection SQL injection protection Clickjacking protection SSL/HTTPS Host header validation Referrer policy Session I’ve found a security problem! What should I do? FAQ: Databases and models How can I see the raw SQL queries Django is running? Can I use Django with a pre-existing database? If I make changes to a model