Upgrade Your Skills
My courses will help you build a
solid SQL foundation
SQL Training
"Must-Have Skills"
SQL Server Courses
Welcome!
Hi, I'm Rick Losk.
Four Diamond SQL is my
training & consulting biz.
I can show you how to:
  • Build a rock-solid automated
    Data Mart ETL system.
  • Discover more about how your
    business data really works.
  • Fix slow reports and eliminate
    performance bottlenecks.
  • Use efficient, blazing-fast SQL
    where it matters most.
Training Highlights
Training that will take
your SQL expertise
to new heights.
Master these SQL skills
to help you advance
to the next level.
Get on-site, in-person,
hands-on SQL training at
an unbelievable price!
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