How DBMS Vendors Admit to an Architectural Limitation: Part 1 – Oracle Exadata

Database vendors don’t usually admit to shortcomings… they protest that they have no shortcomings until the market suggests otherwise… then … More

No Empathy for DevOps

Ugh. I loved the concept of DevOps and talked it up in the companies I was associated with. Within a database … More

Using Teradata’s Appliance for Hadoop to Reduce TCO

Teradata has recently announced a very complete Teradata database-to-Hadoop integration. Is this note we’ll consider how a Teradata shop might … More

Logical Data Warehouses and the Basics of Database Federation

This post will consider the implications of a full database federation as would be required by a Logical Data Warehouse. … More

Part 8 – How Hadooped is SQL Server PDW with Polybase?

Now for SQL Server… continuing the thread on RDBMS-Hadoop integration (Part 1, Part 2, Part 3, Part 4, Part 5, Part 6, Part 7) I have … More

Part 7 – How Hadooped is Greenplum, the Pivotal GPDB?

Now for Greenplum & Hadoop… to continue this thread on RDBMS-Hadoop integration (Part 1, Part 2, Part 3, Part 4, Part 5, Part 6) I have suggested … More

Dynamic Late Binding Schemas on Need

I very much like Curt Monash’s posts on dynamic schemas and schema-on-need… here and here are two examples. They make me … More

Part 5: A Review of Processing Push-down

Continuing this thread on RDBMS-Hadoop integration (Part 1, Part 2, Part 3, Part 4) I have suggested that we could … More

Part 2: Evaluating Exadata… Does it stack up with RDBMS-Hadoop systems?

In my blog yesterday (Part 1) I suggested that we could evaluate RDBMS-Hadoop integration architecture using three criteria: How parallel … More

Part 1: How Hadooped is Your RDBMS?

Sorry for the comic adjective “Hadooped”? The next few blogs will try to evaluate the different approaches to integrating Hadoop … More