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Azure Database Support Blog
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385

Lesson Learned #120: What is the impact of having an Indexed View during a data import process?

Jose_Manuel_Jurado on 01-16-2020 10:28 AM
Today, we have been working on an important issue that our customer reported that during a data import process, in this ...
321

Lesson Learned #119: What is the query that my stored procedure is running now?

Jose_Manuel_Jurado on 01-15-2020 12:18 PM
Today, we have been working on a performance issue where our customer is running a stored procedure but we don't know ex...
366

Lesson Learned #118: Having ALTER DATABASE failed because a lock could..after creating a MI database

Jose_Manuel_Jurado on 01-13-2020 08:18 AM
Today, we worked on a new service request where our customer tried to modify a parameter of a new database, just a coupl...
769

Lesson Learned #117: Testing the connection time using Azure Database for MySQL and PHP

Jose_Manuel_Jurado on 12-30-2019 04:25 AM
Today, I worked on a very interesting service request that our customer noticed some milliseconds of difference connecti...
1,045

Lesson Learned #116: Replication Monitor and Azure Manage Instance public endpoint

Jose_Manuel_Jurado on 12-20-2019 04:06 PM
I've found that launching replication monitor feature from SQL Server Management Studio connected to Azure Manage Instan...
898

Lesson Learned #115: Time-saving in a Managed Instance restore process.

Jose_Manuel_Jurado on 12-20-2019 03:48 PM
Today, I found a very interesting trick to reduce the time spent in the restoring process of a database in Managed Insta...
562

Lesson Learned #114: Could Row Level Security changes the execution plan of a query?

Jose_Manuel_Jurado on 12-02-2019 02:02 PM
Today, I worked on a service request that remember me the impact that we could have using row level security afterwards ...
779

AZURE SQL DB AND LOG ANALYTICS BETTER TOGETHER – PART #3 - Query AUDIT data or Who dropped my TABLE?

FonsecaSergio on 11-27-2019 09:37 AM
On Azure SQL DB you can have AUDIT data saved to Storage Account, Log Analytics and Event Hub. Log Analytics will be the...
474

Lesson Learned #113: Experimenting with Database Experimentation Assistant tool

Jose_Manuel_Jurado on 11-18-2019 12:04 PM
Today, we worked in an interesting service request when our customer is using DEA - Database Experimentation Assistant t...
609

Lesson Learned #112: Exporting Azure Database for MySQL to a Blob Storage

Jose_Manuel_Jurado on 11-17-2019 04:42 AM
We received multiple questions about how to export databases of Azure Database for MySQL, PostgreSQL or MariaDB to an Az...
463

Lesson Learned #111: Running the Web App backup service for Azure Database for PostgreSQL

Jose_Manuel_Jurado on 11-15-2019 10:12 AM
I would like to share my lessons learned working with a customer that wants to use the WebApp backup service for Azure D...
657

Azure SQL DB around the globe and latency - An architecture talk

FonsecaSergio on 11-15-2019 09:45 AM
How to develop globally distributed queries
497

Azure Portal - Provide permissions to only one Azure SQL Database

Ricardo_NS_Marques on 11-06-2019 09:44 AM
Scenario: You have a set of user`s that need to access just one Azure SQL database on the Azure Portal. This users shoul...
684

Is this possible to set virtual cluster name when deploying Azure SQL Managed Instance?

Yochanan_MSFT on 09-16-2019 01:17 AM
Can we change the Virtual Cluster name when deploying Managed Instance? 
491

Lesson Learned #109: Issues exporting an Azure Database for MySQL database using mysqldump

Jose_Manuel_Jurado on 09-10-2019 03:57 AM
Today, I worked on a service request that our customer was not able to dump the data using mysqldump and the process too...
563

Lesson Learned #108: How the data is purged or destroyed in Azure Database for MySQL.

Jose_Manuel_Jurado on 09-05-2019 08:57 AM
Today, I had a very cool question raised by our customer about how they could be sure that when they deleted the databas...
371

Lesson Learned #107 - pg_hba.conf entry for host error using Hyperscale Citus Database.

Jose_Manuel_Jurado on 09-05-2019 05:30 AM
Today, I worked on a service request that our customer got the following error message: "no pg_hba.conf entry for host '...
780

Cross Database Queries

fercobo on 08-27-2019 10:00 AM
690

Lesson Learned #106 - Azure SQL DB High transaction delay or maybe NOT

FonsecaSergio on 08-08-2019 08:25 AM
I got a recent case where a customer was worried with high transaction delays around 15sec and that would be really bad
771

AZURE SQL DB AND LOG ANALYTICS BETTER TOGETHER – PART #2 – ALERTS

FonsecaSergio on 08-08-2019 07:41 AM
As you could see on previous post (AZURE SQL DB AND LOG ANALYTICS BETTER TOGETHER – PART #1) using Azure SQL DB + Log An...
965

AZURE SQL DB AND LOG ANALYTICS BETTER TOGETHER – PART #1

FonsecaSergio on 08-08-2019 02:44 AM
As a DBA you may want to query SQL Audit and SQL Diagnostics information. The easiest way to do this is sending to Log a...
531

Lesson Learned #105: Error code 40613 in Azure SQL Database using DAC

Jose_Manuel_Jurado on 07-23-2019 06:28 AM
Today, I worked on a service request that our customer is connecting to Azure SQL Database using the port 1434 and they ...
438

Lesson Learned #104: Enough to measure CPU,DATAIO and TLOG when you are facing a performance issue?

Jose_Manuel_Jurado on 07-22-2019 08:59 AM
Today, I worked on a service request when our customer reported a performance issue for their Azure SQL Database. Howeve...
664

Lesson Learned #103: Performance issue retrieving the deadlock list in Azure SQL Database.

Jose_Manuel_Jurado on 07-17-2019 12:45 AM
Today, I worked on a service request that our customer is using one of our articles to obtain the deadlocks but the numb...
604

Lesson Learned #102: External Data Source and Allow Azure Service setting

Jose_Manuel_Jurado on 07-11-2019 04:16 PM
As you know when you are using cross database queries or external tables and you execute a query the connection will be ...
Latest Comments
v-ajprak
in Lesson Learned #119: What is the query that my stored procedure is running now? on 01-16-2020
This was very helpful while working on a query performance case. Good share!!
0 Likes
m60freeman
in How to get Azure SQL database size on 12-11-2019
All of the vCore databases that I've tried return null when I try SELECT DATABASEPROPERTYEX('MyDatabaseName', 'MaxSizeInBytes').
0 Likes
Jeffrey Chilberto
in Lesson Learned #114: Could Row Level Security changes the execution plan of a query? on 12-05-2019
Thanks Jose, very helpful post.
0 Likes
Yochanan_MSFT
in Automating Azure SQL DB index and statistics maintenance using Azure Automation on 11-21-2019
@woodsy1978 - I didnt include this as parameter as I would recommend to use FullScan to get better quality for the statistics. however, this is T-SQL code so you can modify it for your needs. HTH, Yochanan
0 Likes
woodsy1978
in Automating Azure SQL DB index and statistics maintenance using Azure Automation on 11-20-2019
@Yochanan_MSFT does the script take SAMPLE or FULLSCAN as parameters. I couldn't see in the code, but just double checking if this was intentional or just not amended as such yet ?Thanks, Chris
0 Likes