Preventing Invalid Data Early In An ETL Flow
In this post, Tim Smith will look at some of the considerations for both data rules and logic to prevent invalid data early in the ETRL process.
2018-05-02
3,324 reads
Articles
Random Word Generation for Data Scrubbing
With HIPAA and GDPR requiring your careful scrubbing of data for lower environments, random word generation promises to be a huge helper. Read here how to do it.
2018-05-01
5,889 reads
Introduction to Azure SQL Managed Instance
Microsoft currently offers two built-in methods of running production SQL Server databases in Azure. The first relies on the ability of Infrastructure-as-a-Service (IaaS) Azure virtual machines to host a variety of on-premises workloads, including SQL Server instances. The second one leverages Platform-as-a-Service (PaaS)-based Azure SQL Database. With the introduction of the Azure SQL Managed Instance service, you have a third option, which combines the benefits of its two predecessors.
2018-05-01
3,285 reads
Self SQL Injection
Based on a real fact, this article demonstrates how a bad use of sp_executesql can lead to unpleasant surprises
2018-04-30
1,816 reads
Execution Plans and Data Protection
One of the most important tools for query tuning is ability to view execution plans. They are even portable; you can send an execution plan to get advice from someone who doesn't have access to the underlying data. Have you even considered that sensitive information might travel along with the plans? Hugo Kornelis explains how execution plans affect data protection.
2018-04-30
3,411 reads
SQL Server Closure Tables
SQL Server has a couple of different ways to represent hierarchies, but they do not allow storing any additional information that is important to the relationship between objects. In this article, Phil Factor explains how to use closure tables to overcome this deficiency.
2018-04-27
3,926 reads
2018-04-26 (first published: 2008-09-26)
62,392 reads
2018-04-26 (first published: 2010-05-25)
66,131 reads
SQL Server From .Net: Building a DataSet with Code
A basic introduction for developers about working with the DataSet object in ADO.Net to represent objects in a SQL Server database, and some of the options available.
2018-04-26
953 reads
Hash Join Memory Grant Factors
Remember when that old DBA told you not to SELECT *? Erik Darling explains why.
2018-04-26
2,943 reads
Blogs
Fix Slow, Bloated MSDB: Purge Old History And Add Missing Indexes
By SQLPals
Fix Slow, Bloated MSDB: Purge Old History And Add Missing Indexes ...
Three Ways to Use Snowflake Data in Microsoft Fabric
By James Serra
Organizations increasingly want Snowflake and Microsoft Fabric to coexist without duplicating data or fragmenting...
Deploying an Updated Model with SQL Compare 16
By Steve Jones
In a previous post, I deployed a model to a database using SQL Compare...
Forums
Automating Database Cleanup for PostgreSQL Using Python
Comments posted to this topic are about the item Automating Database Cleanup for PostgreSQL...
The Query Optimizer and Page Density
Comments posted to this topic are about the item The Query Optimizer and Page...
There Are a Lot of Databases
Comments posted to this topic are about the item There Are a Lot of...
Question of the Day
The Query Optimizer and Page Density
If I have a fillfactor set to 70%, this reduces my page density to roughly 70%. Does this affect the query plans that the optimizer chooses?
See possible answers