Bitcoin's carbon footprint could be offset by blockchain's green applications, experts say
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According to Hydro Québec, Bitfarms is one of about 80 cryptocurrency ... Apart from Bitcoin, there are numerous blockchain platforms, including the ...
Collections are analogous to tables in relational databases. If a collection does not exist, MongoDB creates the collection when you first store data for that collection.
You can go to https://www.katacoda.com/mysql-db-sandbox/scenarios/mysql-sandbox to access the MySQL Sandbox, which has the Sakila sample database loaded in a MySQL instance. You’ll have to set up a (free) Katacoda account. Then, click the Start Scenario button. See also: https://dev.mysql.com/doc/index-other.html
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