Data Mining Part 20: Excel and Data Mining,accuracy, forecasting
In the lesson 18 and 19 we worked with Data Mining Models.
In this new chapter we will work with more algorithms and show how to test the accuracy of the model.
Data Mining Part 20: Excel and Data Mining,accuracy, forecasting
In the lesson 18 and 19 we worked with Data Mining Models.
In this new chapter we will work with more algorithms and show how to test the accuracy of the model.
SQL Server Source Control Basics
Source control can and should play a key role in the database development and deployment process, and this book will show you exactly how to get started.
Troubleshooting SQL Server: A Guide for the Accidental DBA
Three SQL Server MVPs, and stalwarts of the SQLServerCentral and MSDN community forums, provide fascinating insight into the most common SQL Server problems, why they occur, and how they can be diagnosed using tools such as Performance Monitor, Dynamic Management Views and server-side tracing. The focus is on practical solutions for removing root causes of these problems, rather than "papering over the cracks".
Set up a Memory Quota for SQL Server Memory Optimized Databases
You successfully entered into the In-Memory OLTP world by the hand of SQL Server 2014. After a while you notice that the In-Memory objects are using more memory than you estimated. In this tip you will learn how to proceed.
SQL Server Luxembourg: Wait Watchers
On November 19, 2014, the SQL Server Luxembourg User Group and Dell Software will be hosting a free event. Richard Douglas will be be presenting a double bill: SQL Server 2014 features everyone can use, and Wait watchers - Gain Performance Increases Fast! This event is free to registered attendees.
Pay It Forward
Steve Jones looks at the dilemma of training developers and having them leave, or maybe, just having them stay untrained.
Using Comments to Quickly Test CTEs
A quick tip for using a combination of block and line comments to test CTEs
Acceptance Testing with FitNesse: Database Fixtures, Project Overview
There aren't many frameworks for writing acceptance tests for databases, including SQL Server. FitNesse is an obvious choice since it is designed with a Wiki-style interface that, once it is configured and set up correctly, makes it very easy for a non-specialist to set up individual tests.
Blogs
5 Starter Projects for Your AI and Data Engineering Portfolio
Reading tutorials is fine. Shipping something is better. If you are trying to break...
The Book of Redgate: Taking Breaks
By Steve Jones
We work hard at Redgate, though with a good work-life balance. One interesting observation...
Database AI Agents: The Read-Only Rule
By Arun Sirpal
Fourth in a series on Ai and databases. What Read-Only Advisory Actually Means A...
Forums
Pro SQL Server Internals
Comments posted to this topic are about the item Pro SQL Server Internals
SQL ART: Who's Blocking Who? Visualising SQL Server Blocking With Spatial Geometry
Comments posted to this topic are about the item SQL ART: Who's Blocking Who?...
Running SQLCMD II
Comments posted to this topic are about the item Running SQLCMD II
Question of the Day
Running SQLCMD II
I run this command to start SQLCMD:
sqlcmd -S localhost -E -c "proceed"At the prompt, I type this (the 1> and 2> are prompts):
1> select @@version 2> goWhat happens? See possible answers