We are using Azure Stream Analytics for small to medium size streaming datasets where you would like to flag patterns from the stream. It works well or pairs well with IoT edge scenario use cases that are on Azure. If you have exceptional conditions, such as a sensor being way off the average for the last one to five hours, then you can flag a scenario. It works well with the IoT infrastructure that Azure provides.
Team Lead at a tech services company with 1,001-5,000 employees
Easy provisioning, helpful support, and straightforward setup
Pros and Cons
- "The most valuable features of Azure Stream Analytics are the ease of provisioning and the interface is not terribly complex."
- "Azure Stream Analytics could improve by having clearer metrics as to the scale, more metrics around the data set size that is flowing through it, and performance tuning recommendations."
What is our primary use case?
How has it helped my organization?
We didn't end up using Azure Stream Analytics in production, or for a client, we implemented it. However, Azure Stream Analytics is something that you can use to test out streaming scenarios very quickly in the general sense and it is useful for IoT scenarios. If I was to do a project with IoT and I needed a streaming solution, Azure Stream Analytics would be a top choice.
What is most valuable?
The most valuable features of Azure Stream Analytics are the ease of provisioning and the interface is not terribly complex.
What needs improvement?
Azure Stream Analytics could improve by having clearer metrics as to the scale, more metrics around the data set size that is flowing through it, and performance tuning recommendations.
Buyer's Guide
Azure Stream Analytics
January 2025
Learn what your peers think about Azure Stream Analytics. Get advice and tips from experienced pros sharing their opinions. Updated: January 2025.
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For how long have I used the solution?
I have been using Azure Stream Analytics for approximately three months.
What do I think about the stability of the solution?
Azure Stream Analytics is stable.
What do I think about the scalability of the solution?
Azure Stream Analytics can improve the scaling and the connectivity to external datasets.
We are not using this solution extensively and we do not plan to increase usage.
How are customer service and support?
The level of support quality depends on how much you purchased.
I rate the support from Azure Stream Analytics a four out of five.
How would you rate customer service and support?
Positive
How was the initial setup?
The initial setup of Azure Stream Analytics was straightforward. It has a quick startup time and is easy to start.
What about the implementation team?
I did the implementation of Azure Stream Analytics for my client. We have the developer setting the solution up and once it's in production, your infrastructure team can monitor it just like any other solution. Since it's Azure, it has a lot of metrics that allow you to be proactive to flag an issue if there is one.
What was our ROI?
I have seen a return on investment with Azure Stream Analytics. If you're not doing terribly complex scenarios, this is a quick and fast way to have your streaming pipeline set up. You won't have to invest a lot into its deployment because it's the cloud. You are not paying any upfront capital.
What's my experience with pricing, setup cost, and licensing?
I rate the price of Azure Stream Analytics a four out of five.
Which other solutions did I evaluate?
I have evaluated other solutions, such as Databricks
What other advice do I have?
Azure Stream Analytics it's good for proofs of concept and for scenarios that are not too complex. It's promising in the future, but if you start to scale out, you might want to consider other scaling solutions, such as Databricks.
Got it. And do you see a return on investment with this one?
I rate Azure Stream Analytics a nine out of ten.
Which deployment model are you using for this solution?
Public Cloud
If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?
Microsoft Azure
Disclosure: I am a real user, and this review is based on my own experience and opinions.
Principal Architect at a tech vendor with 1,001-5,000 employees
We can make changes and immediately see the results appear on the screen
What is our primary use case?
We are using the solution to build the model. We can create multiple models like the training data. It is a new user-friendly network. You can select the data from the UI page, which is more comfortable than programming. You can process the data within half an hour and find the best model.
How has it helped my organization?
We received millions of records for one project. We used Kafka to get the data into our application and then processed it through Azure, whatever data was injected. We wanted to process it and build the dashboard.
The data is handled manually. For example, if you were to do the same thing with Python, you'd have to check, rebuild, and deploy the entire thing. We should be able to change the data on the fly. We can make changes and immediately see the results appear on the screen. The best part is that you'd be able to convey to stakeholders who may need to be more technically proficient. By using the dashboard, you can convince your stakeholders.
What is most valuable?
Azure Stream Analytics is more user-friendly than AWS. With AWS, there are many components to manage, requiring strong technical skills for cloud usage. Suppose you have explicit domain knowledge and understand your use case. In that case, you should be able to use the product effectively. It's the real-time data streaming feature. You configure it, and it processes coming data. There are some use cases where you want to perform calculations in real time, like edge computing or when you need to make decisions based on the incoming real-time data.
What needs improvement?
Some features require logical thinking. For example, if you want to write an integrative custom script, then it will be more convenient. Automation is available.
For how long have I used the solution?
I have been using Azure Stream Analytics for three months.
What do I think about the stability of the solution?
The product is 24/7 stable.
I rate the solution’s stability a nine out of ten.
What do I think about the scalability of the solution?
The solution is scalable. It's reliable.
I rate the solution's scalability a six out of ten.
How are customer service and support?
You can communicate via email, or someone will contact you. Sometimes, it might get delayed, but the support is good.
How would you rate customer service and support?
Positive
How was the initial setup?
The initial setup is easy. It has more advanced structuring. For example, if your application runs on-premises, we have tools to migrate some applications to the cloud. If the maximum complexity of the desktop use case is very high, we have to consider various factors. We might estimate that within a week, we could complete the migration. Still, we also need to thoroughly check all scenarios to ensure they function correctly and whether they impact the user's experience. This thorough examination might extend the timeline to about one month. If the use case involves data migration and the application is already built to be cloud-compatible, then the process will take a little time. One to two weeks could be more than sufficient.
If the application is tiny, then even one person is more than enough.
I rate the initial setup a nine-point five out of ten, where one is complex and ten is easy.
What's my experience with pricing, setup cost, and licensing?
The product is expensive but has stability and user-centric features. Those who seek comfort, regardless of cost, will choose Azure.
What other advice do I have?
Some of our project customers are returning to us and mentioning AWS-related issues. It costs them more because whatever operations they conduct on AWS incur perpetual costs. Consequently, they opt for on-premises solutions. Therefore, people may revert to on-premises infrastructure if it is costly. Otherwise, most individuals prefer cloud-based solutions. Cloud computing is generally considered superior.
I recommend Azure Stream Analytics for handling large volumes of stable and huge data. Microsoft Stream integration adds significant value, making it a comprehensive solution. Azure Stream Analytics offers necessary features without unnecessary expenses for small organisations where budget is a concern.
Overall, I rate the solution a nine out of ten.
Which deployment model are you using for this solution?
Public Cloud
Disclosure: My company has a business relationship with this vendor other than being a customer: Partner
Buyer's Guide
Azure Stream Analytics
January 2025
Learn what your peers think about Azure Stream Analytics. Get advice and tips from experienced pros sharing their opinions. Updated: January 2025.
831,265 professionals have used our research since 2012.
Associate Principal Analyst at a computer software company with 10,001+ employees
Helpful technical support and relatively easy to set up but is not cloud agnostic
Pros and Cons
- "Technical support is pretty helpful."
- "Early in the process, we had some issues with stability."
What is our primary use case?
We were doing some level of stream data processing, so we had some use cases which were related to IoT. We had some IoT devices getting data in from other IoT devices and Azure Streaming Analytics has a special streaming analytics offering for IoT devices. Basically it was used for that.
What is most valuable?
I basically use two features that are useful. One is Azure Event Hubs, and that is used in conjunction with Azure Streaming Analytics. One is the broker and one is the processing engine. With the processing engine, the SQL way of dealing with things, with streams, is what I like, compared to other solutions, which are more like Scala or Spark-based, where you need to know the language. This was comparatively easy to use with its ability to write SQL on streams.
Technical support is pretty helpful.
It's my understanding that the setup is pretty straightforward.
What needs improvement?
With Azure specifically, the drawback is it is a very Azure-specific product. You can't connect it to external things out of Azure. For example, Spark or Databricks can be used in any cloud and can be used in AWS. This product doesn't work that way and is very Azure-specific. It's not a hybrid solution and it's not a cloud-agnostic solution, where you put it on other clouds, et cetera.
We had some connections which we wanted to make with AWS, which we couldn't do with this. We had to use something else for that.
Early in the process, we had some issues with stability.
You cannot do joins on streams of data. For example, one stream joining with another stream. Real-time to real-time joins, you're not able to do that. You can only join your stream with static data from your Azure storage.
For how long have I used the solution?
I've used the solution for one and a half to two years.
What do I think about the stability of the solution?
There were some issues with the IoT jobs when streaming Azure Streaming Analytics, which are high proof now. That said, earlier, we used to have a lot of issues with the erratic behavior of jobs. If data is not in the way they expect it, if they are not modeled correctly, then the jobs tend to break or fail quite a lot. That was one issue we had.
How are customer service and technical support?
We've been in touch with technical support. There was a time when jobs failed a lot and we couldn't understand the reason. When we talked to the spec tech support, they've looked into our data and told us that it's not exactly modeled as how Azure Stream Analytics needs it. That wasn't very clear when we got it.
They were helpful. There were issues which they handled, which they told us about. The communication was great.
We had the support package included.
Which solution did I use previously and why did I switch?
I'm now an analyst, so I don't use the products per se, however, prior to this, I have used Azure Streaming Analytics quite a lot. Currently, I'm working a bit on Databricks Spark Streaming. These two are, I would say, what I have used personally.
How was the initial setup?
The product was set up before I started out, however, what I can say, having set up some things personally, is it is comparatively straightforward and the Microsoft support on that is comparatively good.
What's my experience with pricing, setup cost, and licensing?
In terms of pricing, you can't compare it to open source solutions. It would be higher compared to open source, of course, however, with the support and everything you're getting, I would say the price, in general, is fair.
I have seen AWS as well and can compare it to that and I would say it is fair. The problem is it is not exactly dynamic or serverless, with how the way things are in the cloud. Therefore, it is not completely utilized. You have to set up things beforehand with some level of capability and capacity beforehand. In regards to the price, it's not too high and also not too low.
Their pricing is not exactly serverless. It's per hour. A lot of others are moving towards pricing based on the amount of data you pull. Streaming Analytics charges per hour, and in that sense, you need to set up the capacity by trial and error, literally.
Which other solutions did I evaluate?
I'm comparing the Azure Stream Analytics, AWS Kinesis, GCP Pub/Sub, and Dataflow. So I'm currently in the process of writing that research.
What other advice do I have?
If you are in the Azure world completely, and you're using the Microsoft stack completely, and you do not have the need to go in any other cloud, then it makes sense to use this solution as it integrates very well within the Azure ecosystem.
For IoT use cases, if you want to do real-time dashboarding with Power BI, it's great. Those kinds of things are where it has its niche. However, if you want a cloud-agnostic kind of solution, where you do not want to be stuck with just Microsoft, then there are other solutions out there such as Confluent, Kafka, Spark Streaming with Databricks, et cetera. You'll get the flexibility you need using any of those platforms.
I'd rate the solution at a seven out of ten. We had some issues with the jobs not behaving properly. They promise a lot, however, sometimes that doesn't happen and we realized that later. Some things under the hood, we couldn't really understand and we needed to get in touch with support. Those kinds of issues are where I would say it needs a bit of improvement, and maybe that's why I cut off two or three points.
Which deployment model are you using for this solution?
Public Cloud
Disclosure: I am a real user, and this review is based on my own experience and opinions.
Senior Software Quality Assurance Analyst at M-KOPA
A scalable solution with efficient SQL features
Pros and Cons
- "The solution's most valuable feature is its ability to create a query using SQ."
- "The solution's interface could be simpler to understand for non-technical people."
What is our primary use case?
We use the solution to analyze application logs. It helps review incidents and production issues.
What is most valuable?
The solution's most valuable feature is its ability to create a query using SQ.
What needs improvement?
The solution's interface could be simpler to understand for non-technical people. Also, the chart feature could be more user-friendly. Presenting or elaborating on an incident to management or executives from other non-technical departments becomes challenging. We have to create another graph and include it in the presentation slides.
For how long have I used the solution?
We have been using the solution for two years.
What do I think about the stability of the solution?
The solution is stable.
What do I think about the scalability of the solution?
The solution is scalable. We have around more than 100 developers using it.
How are customer service and support?
We follow virtual documentation in case of technical errors for the solution.
What other advice do I have?
If you have Azure DevOps or are using the Azure ecosystem, you must go for the solution. I rate it an eight out of ten.
If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?
Microsoft Azure
Disclosure: I am a real user, and this review is based on my own experience and opinions.
Senior Xamarin Developer at Ezyhaul
Valuable life cycle, report management and crash management features but it requires more detailed analytics
Pros and Cons
- "The life cycle, report management and crash management features are great."
- "The solution could be improved by providing better graphics and including support for UI and UX testing."
What is our primary use case?
Our primary use case involves using the app centre to retrieve lifeline data. However, the lifeline is not retrievable from the app centre due to recent changes, so we get it from Azure.
What is most valuable?
The life cycle, report management and crash management features are great.
What needs improvement?
The product could be improved by providing more detailed analytics. For example, a graph to identify the past, present and current users. Additionally, UI and UX testing could be supported on this solution.
For how long have I used the solution?
We have been using this solution for approximately 3 years on-premises.
What do I think about the stability of the solution?
The solution is stable.
What do I think about the scalability of the solution?
The solution is scalable. We can add users when needed. Over 50 employees, including developers and QA managers use this product in our company.
How are customer service and support?
We do not have any experience with customer service and support.
How was the initial setup?
I cannot comment on the initial setup process because my manager set it up.
What's my experience with pricing, setup cost, and licensing?
I am unsure of what the licensing costs are for this solution.
What other advice do I have?
I rate this solution a six out of ten because we do not use it very often. I believe this solution has a good user interface but the solution could be improved by providing better graphics and including support for UI and UX testing.
Disclosure: I am a real user, and this review is based on my own experience and opinions.
Consultant
A serverless scalable event processing engine with a valuable IoT feature
Pros and Cons
- "I like the IoT part. We have mostly used Azure Stream Analytics services for it"
- "The collection and analysis of historical data could be better."
What is our primary use case?
The company I'm working for is basically one of the biggest companies in the entire Gulf region, including Dubai, Qatar, and Oman. Our core domain is providing logistics. They have different warehouses across the country, and we use it to track the movement of forklifts and people working at the warehouses.
The main thing we are focusing on right now is accident avoidance. For example, one forklift is coming through one aisle, and another person is trying to enter the same aisle. We provide a solution that can track the person and forklift in real-time.
We're also using it to solve many business problems one by one. Stream Analytics plays a major role in streaming all these huge datasets because we have warehouses spread across the country. It's able to handle millions and millions of events in a few seconds.
How has it helped my organization?
If we're not using Stream Analytics, how can we track the real-time? From the end user's perspective, Stream Analytics forms the main backbone for the entire pipeline and all the technologies.
The company can see the real-time location and track everything, just because of Stream Analytics. Without Azure Stream Analytics, we can't do any real-time tracking. We can use other messaging systems like SQL, but when it comes to scaling, collecting, getting a lot of events, recalling it, find out where it's used, Stream Analytics is better. You might have to collect from millions and millions of services and devices and beacons. All of that would be pushing the data into the Stream Analytics.
What is most valuable?
I like the IoT part. We have mostly used Azure Stream Analytics services for it. This is the most valuable part because this is using the streaming service. It's valuable because there's no other way for us to handle it.
It has the support of Azure storage, long storage, and access data. It has support from the SQL server. Azure also supports added access to data because we need the data from static data and dynamic data to represent them, and that's not going to change very frequently.
When we are getting the warehouse's location through this stream analytics, we have to merge some information from our static database, and finally, we have to show it all within a dashboard or something on the map.
Without the streaming analytics part, I don't think it's possible to handle it. We can use some other messaging system, but we might have some scaling issues and among others too. I know that Stream Analytics is fantastic in that we don't have to worry about any other activities. We can further scale it too. We can go for the upgraded service if needed, based on our traffic and the number of data we have been receiving.
Natively, I found it beneficial, and the integration was smooth. We're already using some other Microsoft technology packs, so it's easy to integrate them all.
As the Stream input and output enables very smooth integration with other cloud services, for example, Azure Cloud Concepts, or Cosmos DB, with minimum coding, and with the minimum level of queries, we can directly output all these outputs and push the normal data for historical data storage.
What needs improvement?
The collection and analysis of historical data could be better. We use historical data and an assimilating algorithm to give us insights into the entire business process.
We can collect all the historical data periodically to get insights into current business trends. For example, which area is getting emptied most of the time or which area is getting underutilized, and so on.
For how long have I used the solution?
I've been working with Azure Stream Analytics for about two years.
What do I think about the scalability of the solution?
We don't have to worry about scalability. It's in the cloud and can have millions and millions of things connected. The software part is easy to scale. You just have to add all the hardware. For the web application, the hosting part can be scaled. We don't have to worry about the desktop as the solution is deployed in the cloud. The scalability is based on our choices. It's not like it's manually hosted in private, and we have to scale it vertically.
How are customer service and technical support?
Our infrastructure team has the flexibility to call the Microsoft guys to look into the matter if there is something wrong on their part.
How was the initial setup?
The initial setup was very complex because of the hardware. We had to spend almost an entire day just to put the hardware part in the right places, following some best practices.
It took us more than one and a half years, and we're still left with some deployments to do. We initially tested it in a few small areas, and then we expanded it to cover the entire area.
I found it a little challenging, we struggled, and we did it. We're still doing a lot of stuff for the elite features and other deployments. We follow the deployment strategy, and it's almost automated. We're trying to add a few features and deploying them. The final stage of deployment is where the rest of the entire process is done through continuous integration.
It requires maintenance in terms of hardware and the software part. I don't think any solution is totally bug-free. We generate service requests all the time, and they are fixing it.
The IoT hardware requires more maintenance because we know we have limited battery life, and we have to check all the devices. We need to keep checking those things, and we have automated that. But it still needs to be manually reconnected to the battery.
What about the implementation team?
We have a team of people supporting this project. We have about ten members, some of whom were core developers. Four or five developers developed the cloud part. Two hardware engineers were responsible for all these deployments in the warehouse.
What other advice do I have?
I would advise potential users to properly plan and structure their static data and the reference data before putting it into the Stream Analytics.
On a scale from one to ten, I would give Azure Stream Analytics an eight.
Which deployment model are you using for this solution?
Public Cloud
If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?
Microsoft Azure
Disclosure: My company has a business relationship with this vendor other than being a customer: Partner
BI Developer at a tech services company with 51-200 employees
Great integration with other Azure resources, is simple, and has been a great time-saver for us
Pros and Cons
- "Provides deep integration with other Azure resources."
- "If something goes wrong, it's very hard to investigate what caused it and why."
What is our primary use case?
Our primary use case is mainly to ingest real time data streams into permanent storage places like databases, block storage, etc.
How has it helped my organization?
The biggest improvement for us has been that it now takes much less time for us to receive valuable information. Basically, as soon as it appears in our real time data source, in a matter of seconds, it is already in our database.
What is most valuable?
The value of this solution is the deep integration it provides with other Azure resources which we use a lot. Our whole infrastructure is pretty much based on Azure so ease of integration is a valuable feature. Secondly, the simplicity of the solution is great. You don't need to set up much, you just make a selection, select a destination, and you're off.
What needs improvement?
There are some improvements that could be made, first of all in pricing, because right now the pricing is a bit unclear. It's hard to estimate how much of that is a local issue but you can't figure out how prices are calculated or the proprietary part of the cost. Another area that could be improved is that if something does go wrong, it's very hard to investigate what caused it and why. The logging is available but it lacks detail and doesn't provide much information.
For how long have I used the solution?
I've been using this solution for two years.
What do I think about the stability of the solution?
The solution has an acceptable level of stability although, as mentioned, if it does fail, it's pretty difficult to find out the cause.
What do I think about the scalability of the solution?
It's very easy to scale this solution. We probably have a couple of hundred users and we have developers who deal with maintenance. This is our main tool for real time data streaming.
How was the initial setup?
The initial setup is quite straightforward. Because of the good integration, you select your real time data, store the destination where you want to write it and you probably don't even need to transform with data. You basically create a mapping descent source. We had a proof of concept in place, so I would say deployment took two working days without having a deployment plan.
What was our ROI?
We have a good ROI because we are able to deliver solutions very quickly and customers are happy with that.
Which other solutions did I evaluate?
We evaluated and carried out a comparison with Oracle. The results were pretty much the same for both in terms of real time data streams, but were very much tied to their own cloud solutions. If you work with Oracle i'ts probably best to go with Amazon.
What other advice do I have?
My simple advice would be to not scale up initially. Also, if you have questions don't just rely on the official documentation, but use other resources such as a blog by a developer, because sometimes that can be more helpful than documentation provided by the company.
The best advice I can offer would be that if there is a simple solution available, do not try to complicate things.
I would rate this solution an eight out of 10.
Which deployment model are you using for this solution?
Public Cloud
Disclosure: I am a real user, and this review is based on my own experience and opinions.
Business Architect Expert at a government with 51-200 employees
Stable, with a quick setup and lots of functionality
Pros and Cons
- "The solution has a lot of functionality that can be pushed out to companies."
- "The solution offers a free trial, however, it is too short."
What is most valuable?
When it comes to doing partitioning for the data, if you are working with both ModiB and MongoDB, it's very powerful in Microsoft Azure - the clustering platform. If it's Spark Apache, Spark will be very powerful due to the fact that you have the option to have the Delta factory, which makes all that things available within the platform.
It allows you to take a proactive decision for any abnormal functionality. For IoT, it will give you the facility to make quick decisions on any kind of metrics or output, et cetera.
The solution has a lot of functionality that can be pushed out to companies. There's a lot of analytics to take advantage of. What they have available on the market now is more than enough for companies to work with.
You can install the solution quite quickly and start using it right away.
What needs improvement?
While it depends on the business scenario, in some cases AWS offers better features. It's hard to speak to missing features at it really depends on the business case. However, in general, it has all the features a typical company might need.
The solution needs to be marketed better. Developers should be pushed or enticed to use the solution more to get it more well-known on the market. It needs more of a presence.
The solution offers a free trial, however, it is too short. You can't really properly test it before you have to start paying. They need to give companies a longer period of time to try it out risk-free. Also, the functionality is very limited. If you want to do a POC, you need the solution to offer more flexibility. Right now, you get a 14-day window, and that's not enough for a proper test.
For how long have I used the solution?
I've used the solution in the past 12 months.
What do I think about the stability of the solution?
The solution is very secure. Occasionally we might get a bug or to, however, this typically happens outside of the solution. If you are within the scope of Azure, it functions very well and there is good support from Microsoft if you run into issues. Basically, there are no major bugs or glitches to contend with, unless you have a design flaw. It works quite well.
What do I think about the scalability of the solution?
Scaling is okay, so long as the cluster isn't overloaded.
How are customer service and technical support?
Microsoft offers excellent technical support. They are very helpful and supportive. We are quite satisfied with the level of service they provide.
How was the initial setup?
The initial setup is very fast. You can set it up and just start using it. In that sense, it's great. A company shouldn't have any issues with getting it up and running.
What's my experience with pricing, setup cost, and licensing?
The product does have a free trial offer, however, it is much too short. It's only 14 days and that's not enough time to run a proper POC.
What other advice do I have?
Overall, we've been quite happy with the product. I would rate it at a nine out of ten.
Disclosure: I am a real user, and this review is based on my own experience and opinions.
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Updated: January 2025
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