the equivalent SQL query to return all of the students in CS 101 would be something like SELECT student.name FROM courses, enrollees, students WHERE course.name ="CS 101" That syntax implies a ...

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 ...

Analyze database contents using basic, intermediate and advanced SQL statement syntax and usage. Demonstrate capability to query data from multiple tables using SQL JOINS. Create and modify database ...

The program turns the visual query into the command language, such as SQL, necessary to interrogate the database. See Paradox. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction ...

The process of query optimization is very computationally expensive. For this reason, SQL Server stores execution ... that was initially passed in. For example: The execution plan would get ...

and the SQL syntax is, predictably, the same as Apache Hive. But Impala’s main difference from Drill is that it’s not meant to be source-agnostic; it queries Hadoop exclusively. HAWQ for ...

For this example you create a view descriptor, VLIB.ALLEMP, based on SYBASE data. The outer PROC SQL query retrieves data from the view descriptor; the subquery uses a Pass-Through query to retrieve ...