Using SELECT. A simple SELECT statement is the most basic way to query multiple tables. You can call more than one table in the statement’s FROM clause to combine results from multiple tables.

Airbnb has open sourced Airpal, the tool it built to help employees get to data they need to use. It's built on Facebook's open source Presto SQL engine.

How to Build a Query String in T-SQL. Dynamic SQL lets you create a query string based off of user input. ... Click "New Query" to open a query editor.

SQL Basics I: Data Queries—covers database terminology and the four basic query types. SQL Basics: SELECT statement options —covers the SELECT statement in detail and explains aggregate functions.