Database Reference
In-Depth Information
Self-test Questions
Answer true or false:
1. Does Heroku allow duplicate application names?
2. Is it possible to create an application via the Heroku Client and Heroku dashboard?
3. Is the Heroku Postgres add-on available to install the add-ons page gallery?
4. When the Heroku Postgres add-on is installed, is it necessary to manually create
the first database?
5. Does the
DATABASE_URL
variable contain information regarding the database
connection?
6. Does the Heroku Client provide commands to work with PostgreSQL?
7. Is it possible to copy the Heroku database through the
heroku pg:pull
com-
mand?
8. Is the
heroku pg:promote
command helpful to define the main database?
9. Does the Heroku Postgres add-on not allow connection with programing languages
such as Java, Ruby, Python, and Node.js?
10. Does Heroku Postgres allow multiple schemas in the database?
