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Tom Kyte

In his 22 years at Oracle, Tom Kyte started the Ask Tom question and answer site and was the site's sole proprietor for almost 15 years. In his spare time, he also wrote Expert Oracle Database Architecture (Apress, 2005, 2010, 2014) and Effective Oracle by Design (Oracle Press, 2003), among other books. (The Ask Tom site continues today as Ask TOM: Ask The Oracle Masters.)

Time-out and Thanks

Our technologist takes some time and shares some history. By Tom Kyte August/September 2015 I’ve just completed 22 years at Oracle as an employee and 29 years as a...

On Learning from Mistakes

Our technologist demonstrates how the Oracle Database optimizer learns and how to help it. By Tom Kyte July/August 2015 I’ve heard you say the optimizer learns...

On More-Secure Applications

Our technologist shows how to build security into application design. By Tom KyteMay/June 2015 I’m worried about the security of my application—things like SQL...

On SQL, SQL, and More SQL

Our technologist says yes, yes, yes to interesting SQL solutions. By Tom Kyte March/April 2015 I was looking at my recent Ask Tom questions, figuring out what I...

On Oracle Database In-Memory

Our technologist talks with Oracle product management about Oracle Database 12c’s Oracle Database In-Memory option. By Tom Kyte January/February 2015 Usually I...

On Query Tuning

Our technologist tunes queries by helping the optimizer optimize. By Tom Kyte November/December 2014 I am frequently asked to tune a query. I don’t have a...

On Implicit Conversions and More

Our technologist looks at implicit conversions, logic bombs, SQL injection, and reduced access paths—in one question and answer. By Tom Kyte September/October...

On Table Updates and SQL Plan Baselines

Our technologist updates tables quickly via CTAS and optimizes queries for evolution. By Tom Kyte July/August 2014 Due to an application upgrade, we have to change...

On Oracle Database 12c, Part 5

Our technologist explores the invisible, improves introspection, and expands SQL. By Tom Kyte May/June 2014 Usually I take three or four user-submitted questions...