...Next, we do sample problems that they either have in their books or ones that I can make up. I let the student try out the problems as far as they feel comfortable. If they feel unsure, I push them to try to reason out an answer. (read more)
...I built and ran SQL queries for many years, taught colleagues how to use SQL, and wrote a SQL tutorial. My expertise in SQL includes subqueries, a variety of joins, complex CASE statements, temp tables, and pivots. I'm competent in SQL Server and MySQL, and I've coded in Oracle and Netezza too. (read more)