Update Postgres README
-# LDBC SNB Postgres implementation
+# LDBC SNB PostgreSQL implementation
## Configuring the database
@@ -59,3 +59,12 @@ If you get _Permission denied_ errors, change the permissions of your home direc
```bash
chmod 755 ~
```
+
+To play around with the data, join PostgreSQL and switch to the database:
+
+```sql
+postgres=# \c ldbcsf1
+You are now connected to database "ldbcsf1" as user "postgres".
+ldbcsf1=# select count(*) from person;
+# ...
+```
