<-- chapter 2: sql syntaxchapter 3sql select sql select :select command describes that through which we can fetch data from mysql database tables or we can say, it is used to retrieve/select data ...

SELECT * FROM yt_Opportunities_Data WHERE Est_Completion_Month_ID IN (SELECT DISTINCT Month_ID FROM yt_Calendar_lookup WHERE Fiscal_Year = 'FY20') AND Est_Opportunity_Value > 50000 -- IF YOU FEEL YOU ...

SQL-Tutorial. Contribute to alexucb/SQL-Tutorial-SQLZOO development by creating an account on GitHub.

In this tutorial, we will step through installing PostgreSQL, connecting to the database, loading some data, and running a variety of SQL queries.

Learn how to master the SELECT statement to form truly useful data queries. This article explains functions, clauses, and keywords that will make your life a lot easier.

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...