Try Quests to earn cryptoGetting Started With Algorand Bounties 2.0
The best way to learn to work with the tables on this site is to engage with them through questions that are asked through the site itself. This is a good idea to encourage newcomers to learn and work with SQL. Here is a simple question about the volume of Algorands entering or leaving centralized exchanges, which is answered in the following question and the details of the answer are given.