When doing bulk data changes it may be beneficial to disable indexes prior to starting the operation. Fortunately, SQL's rich metadata makes this very easy to automate in a robust fashion.
2018-05-18 (first published: 2015-10-19)
4,938 reads
This guide describes the locking and row versioning mechanisms the SQL Server Database Engine uses to ensure the physical integrity of each transaction and provides information on how applications can control transactions efficiently.
2018-05-18
5,850 reads
I am presenting an MS Excel VBA project which automates the display of SQL Server data tables.
2018-05-17
3,169 reads
One of the truisms of the modern data-driven world is that the velocity and volume of data keeps increasing. We’re seeing more data generated each day than ever before in human history. And nowhere is this rapid growth more evident than in the world of social media, where users generate content at a scale previously unimaginable.
2018-05-17
3,185 reads
In part 1, we described the requirements for calculating attrition and also demonstrated one method that doesn’t rely on writing DAX code at all. In the second part of this tip, we introduce alternative methods of creating a calculation in DAX to calculate the number of employees that have left the company.
2018-05-16
2,619 reads
Covering indexes help UPDATE performance also
2018-05-15
12,518 reads
In many businesses, the HR department needs reports on the employee attrition. This is the number of people that leave the company (depending on the reason they leave; the terminology can also be dismissals or turnover). Suppose you have a table with your employee data, where you also store a possible termination date. How do you calculate the number of people who have left the company using the DAX query language?
2018-05-15
2,702 reads
A tip to auto detect data types for flat file sources in SSIS. Never manually enter them ever again!
2018-05-14
11,564 reads
The Graph Database feature, new with SQL Server 2017, can be used to represent hierarchies. In this article of the series, Robert Sheldon demonstrates how to represent hierarchies in data with complex relationships.
2018-05-14
3,793 reads
What I thought was a strange filtered index problem but turned out to be a DB settings problem
2018-05-11 (first published: 2015-08-26)
5,278 reads
By James Serra
What problem is Fabric Ontology trying to solve? For years, most data conversations have...
By Steve Jones
Recently I ran across some code that used a lot of QUOTENAME() calls. A...
By ChrisJenkins
There are some telltale signs that your growing business has outgrown Excel for your...
Comments posted to this topic are about the item Stairway to Reliable Database Deployment...
Comments posted to this topic are about the item QUOTENAME Quote Parameters
Comments posted to this topic are about the item Limit the Blast Radius
When I use QUOTENAME(), I can optionally provide the character used to surround the string in the result. Can I use any character?
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