the project add our app to this tuple by modifying installed_apps so it looks like this--snip-installed_apps --snip-'django contrib staticfiles'my apps 'learning_logs'--snip-grouping apps together in project helps to keep track of them as the project grows to include more apps here we start section caled my appswhich includes only learning_logs for now nextwe need to tell django to modify the database so it can store information related to the model topic from the terminalrun the following command(ll_env)learning_logpython manage py makemigrations learning_logs migrations for 'learning_logs' _initial pycreate model topic (ll_env)learning_logthe command makemigrations tells django to figure out how to modify the database so it can store the data associated with any new models we've defined the output here shows that django has created migration file called _initial py this migration will create table for the model topic in the database now we'll apply this migration and have django modify the database for us(ll_env)learning_logpython manage py migrate --snip-running migrationsrendering model states done applying learning_logs _initial ok most of the output from this command is identical to the output from the first time we issued the migrate command the line we need to check appears at uwhere django confirms that everything worked ok when it applied the migration for learning_logs whenever we want to modify the data that learning log manageswe'll follow these three stepsmodify models pycall makemigrations on learning_logsand tell django to migrate the project getting started with django