access the postgres psql 1

access the postgres psql

psql -h localhost -U username databasename

Here is what the above code is Doing:
1. We’re importing the psycopg2 library.
2. We’re creating a connection to the database.
3. We’re creating a cursor object.
4. We’re executing a query.
5. We’re fetching the results of the query.
6. We’re printing the results.
7. We’re closing the connection.

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