SQL Clone
SQLServerCentral is supported by Redgate
Log in  ::  Register  ::  Not logged in

SQL Guatemala

SQL Server Database Administrator/Developer with experience in large environments. I have worked on IT for nearly 15 years in different areas. Microsoft Certified Solutions Associate: SQL 2016 Database Administration since 2018. Microsoft Certified Solutions Associate: SQL Server 2012/2014 since 2017. Microsoft Certified Professional since 2014.

Quick tip: Zoom in Azure Data Studio

If you finally have given a try to Azure Data Studio, and if you use it on a regular basis, maybe you want to customize it to suit your needs.

Among the huge customization options it has, you can control the text size in form of zoom. To…

Read more

0 comments, 739 reads

Posted in SQL Guatemala on 13 March 2019

SQL Saturday 828 - T-SQL Basics: Coding for performance

A great experience!
Thanks to all the atendess to my session about T-SQL, for being my first time as a speaker for a SQL Saturday it was good!

As I promised, the presentation and session material is available at the following links:

SQLSaturday #828 site:
(Please evaluate my session if…

Read more

0 comments, 105 reads

Posted in SQL Guatemala on 16 February 2019

Quick tip: Speeding up deletes from SSIS execution log

If you have SQL Server Integration Services installed on your server, and you left the default configurations a table named sysssislog is created on MSDB database, it contains logging entries for packages executed on that instance.

If you are not careful enough, this table can grow uncontrollably over time and…

Read more

0 comments, 1,992 reads

Posted in SQL Guatemala on 11 February 2019

I am speaking at SQLSaturday Guatemala 2019

I’m very thrilled to announce that I will be participating as speaker in this year’s SQL Saturday #828 event in Guatemala city!
This will be my first time as a speaker on a SQLSaturday.

Event will take place on February 16 at Universidad Francisco Marroquin, Calle Manuel F. Ayau (6 Calle…

Read more

0 comments, 116 reads

Posted in SQL Guatemala on 5 February 2019

Understanding and working with NULL in SQL Server

Graphic representation of the difference between 0 and NULL
Image taken from 9gag.com
According to database theory, a good RDBMS must implement a marker to indicate "Missing or inapplicable information".

SQL Server implements the lack of value with NULL, that is datatype independent and indicates missing value, so the logical…

Read more

0 comments, 217 reads

Posted in SQL Guatemala on 30 January 2019

MSSQLTips.com Rookie of the year 2018

You need a lot of hard work for success!
2018 was a good year for me in a lot of areas of my life both personal and professional (the birth of my daughter, my MCSE certification and another MCSA as well, the start of the local PASS Local group, the…

Read more

0 comments, 121 reads

Posted in SQL Guatemala on 21 January 2019

Source Control using Azure Data Studio and GitHub

You can maintain and deploy code easily
Source control is a vital part of IT work, since it is used to track changes over software and documents, with two main benefits: having a centralized, up to date copy of all your applications and utilities, and to be able to rollback…

Read more

1 comments, 386 reads

Posted in SQL Guatemala on 9 January 2019

Load and run custom T-SQL scripts in SSMS via Snippets

If you work with SQL Server on a daily basis, it is very likely you have a lot of custom scripts you have to execute frequently, maybe you have stored them on a folder and you open them manually as you need them, or have saved them on a solution…

Read more

2 comments, 211 reads

Posted in SQL Guatemala on 12 November 2018

Enable Machine Learning Services on SQL Server

R Services (SQL Server 2016) or Machine Learning Services (2017 and 2019 CTP) provide you with the ability to perform data analysis from the database itself using T-SQL.

You can learn a little more about what you can do in the SQL Server blog.

On this post, I will…

Read more

0 comments, 565 reads

Posted in SQL Guatemala on 8 November 2018

How much affects encryption to your database performance?

Transparent data encryption (TDE) helps you to secure your data at rest, this means the data files and related backups are encrypted, securing your data in case your media is stolen.
This technology works by implementing real-time I/O encryption and decryption, so this implementation is transparent for your applications and…

Read more

1 comments, 201 reads

Posted in SQL Guatemala on 15 October 2018

Query to determine XE Session status

On a previous post, we discussed what is an extended event (XE) and how to create one.

With the following T-SQL you can quickly check what are the currently running Extended Events sessions:

iif(RS.name IS NULL, 0, 1) AS running
FROM sys.dm_xe_sessions RS
RIGHT JOIN sys.server_event_sessions…

Read more

0 comments, 204 reads

Posted in SQL Guatemala on 3 October 2018

how to embed a PowerBI report into HTML code

PowerBI is a powerful reporting solution for Business Intelligence for analytical reports, it is not meant to replace SSRS, the focus of this tool is to be able to visualize data interactively from different data sources in a collaborative way.

On this post I will show you a quick way…

Read more

3 comments, 2,606 reads

Posted in SQL Guatemala on 3 October 2018

Pride and Prejudice... and Triggers

This post is part of #tsql2sday event :)
I know, in the world of the database administrators and developers, the triggers are the ugly duck of the database development.

They are hard to track, hard to maintain, can have a weird transaction behavior if you are not careful and can…

Read more

1 comments, 496 reads

Posted in SQL Guatemala on 11 September 2018

Different methods to generate query execution plans

One of the things I enjoy about my job is when I have to develop or review some T-SQL code, for my own projects or reviewing someones else code. In both cases, you often have to tune some queries or review them to see if there is room for some…

Read more

0 comments, 396 reads

Posted in SQL Guatemala on 10 September 2018

Format Query as JSON

JSON (JavaScript Object Notation) is a file format used to transmit data from various applications, very similar to XML, it also used to stored NoSQL unstructured data, and because of this versatility, Many REST applications and web services use it.

Since this is a standard file format, you should be…

Read more

0 comments, 2,686 reads

Posted in SQL Guatemala on 22 August 2018

Performance Basics: Indexed views

Views help our query writing by simplifying writing the same sentences and/or aggregations over and over again, but it has a drawback, the views just store our query definition, but the performance is not improved by using them.

Since SQL Server 2008, the option to create an index over a…

Read more

0 comments, 306 reads

Posted in SQL Guatemala on 17 August 2018

Announcing new Guatemala SQL Server user group

I am very happy to announce that after a long time struggling and filling all the requirements, we were able to create the SQL Server local user group for Guatemala.

The purpose of creating this group was to empower the local database administrators and developers by creating a community where…

Read more

0 comments, 704 reads

Posted in SQL Guatemala on 16 August 2018

Determine SQL Server Network Protocol Information using T-SQL and DMVs

I have recently started as an author for MSSQLTips.com website, this is an excellent site where you can start writing if you don't want to maintain a blog, and you acquire a lot of visibility right away since they have a lot of traffic to their website.

On my first…

Read more

0 comments, 90 reads

Posted in SQL Guatemala on 9 August 2018

Extended events (XE): Create a simple XE

When someone says still uses SQL Profiler.
Image is taken from here
An ancient, dark place, a source of many legends and histories, although some people have been able to get out alive, some others are stuck there, the locals refer to it as "The nosy one" but we know…

Read more

4 comments, 1,050 reads

Posted in SQL Guatemala on 23 July 2018

PowerBI: Implement a What If parameter

Our Guinea Pig Dashboard
PowerBI is focused on creating interactive, analytical reports, from a lot of different data sources and with the ability to access them via mobile devices.

One of the cool options that allow your reports to be interactive, is the What If parameters: they allow you to…

Read more

0 comments, 112 reads

Posted in SQL Guatemala on 17 July 2018

Older posts