In our SQL readings, we learned how to write basic SQL queries and incorporate WHERE clauses to filter for more specific results. We also learned how to use a JOIN operation to get information from ...

Based on the knowledge learned in the SQL + PostgreSQL Exercises course, complete the following exercises: Solve the following challenges, at the end you must upload them to your Github.

I'm retrieving this XML and storing it in an XML typed variable (SQL Server 2008).

1. GenBank.names contains taxIDs corresponding to scientific names. Find the taxID for "Homo sapiens". 2. SwissProt entries list taxa in which the protein is found. How many proteins are found in ...

SQL, the Structured Query Language, is a cornerstone skill for anyone working with data. To master this powerful language, consistent practice is crucial. We present a curated list of 12 top-notch ...

Feeling like it's impossible to find time to exercise? Don't fret! Science says mini workouts are just as good as a single continuous one.

Hannah Frankson, a Peloton trainer who spends a lot of time working out, says mobility is now a crucial part of her workouts.

Practical SQL exercises are important for database course learning and teaching. However, lots of existing database online SQL test platform requires complex environmental construction and can not ...