Loading and Querying the Database
Explore the imported Chinook dataset with SQL queries.
Chinook
database
We’ll be doing four tasks in this section.
- Import the
Chinook
database in PostgreSQL using pgloader. First, we need to start the PostgreSQL service by using the following command:
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service postgresql start
Use the following command to run the upcoming commands as the PostgreSQL superuser.
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su - postgres
Note: The
Chinook
database is already created for you.
- Log in to the database. To use the psql, type the following command in the terminal:
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psql
Use the following command to log in to the Chinook
database:
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\c chinook
- Now, that the dataset is loaded, list the relations in the
Chinook
database using the following command:
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\dt
- The next task is to see the details of any table in the
Chinook
database. We’ll see the details of thetrack
table using the following command:
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\d track
Click “Click to connect…” in the following terminal to start.
Tip: Press the up and down arrow keys to move between the rows and
q
to ...