Discover and read the best of Twitter Threads about #rdbms

Most recents (3)

.@alexbdebrie has another excellent post that details the benefits and downsides of using a Single-Table design with @DynamoDB. While I completely agree with him on the “benefits”, I have some thoughts on his “downsides” that I’d like to address. 🧵…
Downside #1: “The steep learning curve to understand single-table design”

There is no doubt that “thinking in #NoSQL” is a complete departure from traditional #RDBMS, but understanding how to correctly denormalize data is applicable to both single- AND multi-table designs.
If you are using a multi-table design in @DynamoDB that implements 3NF, then just STOP! Seriously, this is *beyond* wrong (I think presidents have been impeached for this). This is not what #NoSQL was designed for and you will get ZERO benefit from doing this. Spin up an RDBMS.
Read 28 tweets
I've been spending a lot of time lately with @dynamodb in my #serverless applications, so I thought I'd share my surefire guide to migrating to it from #RDBMS. So here is…

How to switch from RDBMS to #DynamoDB in *20* easy steps… (a thread)
STEP 1: Accept the fact that can fit 90% of their retail site/system’s workloads into DynamoDB, so you probably can too. 🤔
STEP 2: Create an Entity-Relationship Model, just like you would if you were designing a traditional relational database. 👩‍💻
Read 23 tweets
Here's what happens when the combined prowess of #CSV #RDF intersect i.e., generation of a #SemanticWeb of #LinkedData visualized using our #HTML5 #PivotViewer:…

This is an utlra flexible visual drill-down :)

#DataVisualization #GraphDatabases #RDBMS
Here's a post that explains how our #HTML5 #PivotViewer functions in conjunction with #SPARQL re. powerful #DataVisualization that leverages a #SemanticWeb of #LinkedData.


#GraphDatabases #DocumentDatabase #NoSQL #RDBMS
Read 3 tweets

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