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Amazon Athena vs Microsoft SQL Server: What are the differences?
Introduction
In this article, we will compare and highlight the key differences between Amazon Athena and Microsoft SQL Server. Both Amazon Athena and Microsoft SQL Server are popular platforms used in data analytics and database management. While they serve similar purposes, they have distinct features that set them apart from each other.
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Scalability and Infrastructure Management:
- Amazon Athena is a serverless data querying service provided by Amazon Web Services (AWS). It allows users to run queries on data stored in Amazon S3 without the need for provisioning and managing infrastructure. In contrast, Microsoft SQL Server requires the setup and management of servers, databases, and network infrastructure. Users need to allocate resources to handle their workloads and ensure scalability.
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Data Source and Integration:
- Amazon Athena specializes in querying data stored in Amazon S3, making it ideal for analyzing large datasets from various sources like logs, CSV files, JSON objects, etc. It supports popular file formats like Parquet and ORC. On the other hand, Microsoft SQL Server can integrate with various databases and file systems, making it suitable for analyzing structured data from diverse sources.
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Cost Model:
- Amazon Athena follows a pay-per-query pricing model. Users only pay for the amount of data scanned in each query, making it cost-effective for ad-hoc analysis. Microsoft SQL Server often involves licensing costs and requires more upfront investments, making it suitable for long-term or enterprise-level projects.
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Performance and Query Optimization:
- Amazon Athena is optimized for running distributed queries on large datasets, leveraging the underlying power of AWS infrastructure. It automatically parallelizes and scales queries, offering faster results for ad-hoc analysis. Microsoft SQL Server, on the other hand, requires proper query optimization and indexing to achieve optimal performance. It provides tools and techniques to tune and optimize queries for specific workloads.
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SQL Dialect and Compatibility:
- Amazon Athena uses a modified version of Presto SQL, which is ANSI SQL compliant but may have some syntax differences compared to traditional SQL dialects like T-SQL used in Microsoft SQL Server. This may require some adjustments in queries and can impact the portability of existing code or the ability to leverage specific SQL language features.
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Availability and Reliability:
- Amazon Athena benefits from the robust infrastructure provided by AWS, ensuring high availability and fault tolerance. It is built to handle data failures and automatically recover from errors. Microsoft SQL Server's availability depends on the infrastructure setup and configuration. Users need to implement redundancy, clustering, and backups to ensure availability and reliability.
In Summary, Amazon Athena is a serverless query service optimized for ad-hoc analysis of large datasets stored in Amazon S3, providing scalable infrastructure and cost-effective pricing. Microsoft SQL Server, on the other hand, requires dedicated infrastructure management, supports various data sources, and offers more control over performance optimization and query tuning.
Hi all,
Currently, we need to ingest the data from Amazon S3 to DB either Amazon Athena or Amazon Redshift. But the problem with the data is, it is in .PSV (pipe separated values) format and the size is also above 200 GB. The query performance of the timeout in Athena/Redshift is not up to the mark, too slow while compared to Google BigQuery. How would I optimize the performance and query result time? Can anyone please help me out?
you can use aws glue service to convert you pipe format data to parquet format , and thus you can achieve data compression . Now you should choose Redshift to copy your data as it is very huge. To manage your data, you should partition your data in S3 bucket and also divide your data across the redshift cluster
First of all you should make your choice upon Redshift or Athena based on your use case since they are two very diferent services - Redshift is an enterprise-grade MPP Data Warehouse while Athena is a SQL layer on top of S3 with limited performance. If performance is a key factor, users are going to execute unpredictable queries and direct and managing costs are not a problem I'd definitely go for Redshift. If performance is not so critical and queries will be predictable somewhat I'd go for Athena.
Once you select the technology you'll need to optimize your data in order to get the queries executed as fast as possible. In both cases you may need to adapt the data model to fit your queries better. In the case you go for Athena you'd also proabably need to change your file format to Parquet or Avro and review your partition strategy depending on your most frequent type of query. If you choose Redshift you'll need to ingest the data from your files into it and maybe carry out some tuning tasks for performance gain.
I'll recommend Redshift for now since it can address a wider range of use cases, but we could give you better advice if you described your use case in depth.
It depend of the nature of your data (structured or not?) and of course your queries (ad-hoc or predictible?). For example you can look at partitioning and columnar format to maximize MPP capabilities for both Athena and Redshift
you can change your PSV fomat data to parquet file format with AWS GLUE and then your query performance will be improved
I am a Microsoft SQL Server programmer who is a bit out of practice. I have been asked to assist on a new project. The overall purpose is to organize a large number of recordings so that they can be searched. I have an enormous music library but my songs are several hours long. I need to include things like time, date and location of the recording. I don't have a problem with the general database design. I have two primary questions:
- I need to use either MySQL or PostgreSQL on a Linux based OS. Which would be better for this application?
- I have not dealt with a sound based data type before. How do I store that and put it in a table? Thank you.
Hi Erin,
Honestly both databases will do the job just fine. I personally prefer Postgres.
Much more important is how you store the audio. While you could technically use a blob type column, it's really not ideal to be storing audio files which are "several hours long" in a database row. Instead consider storing the audio files in an object store (hosted options include backblaze b2 or aws s3) and persisting the key (which references that object) in your database column.
Hi Erin, Chances are you would want to store the files in a blob type. Both MySQL and Postgres support this. Can you explain a little more about your need to store the files in the database? I may be more effective to store the files on a file system or something like S3. To answer your qustion based on what you are descibing I would slighly lean towards PostgreSQL since it tends to be a little better on the data warehousing side.
Hey Erin! I would recommend checking out Directus before you start work on building your own app for them. I just stumbled upon it, and so far extremely happy with the functionalities. If your client is just looking for a simple web app for their own data, then Directus may be a great option. It offers "database mirroring", so that you can connect it to any database and set up functionality around it!
Hi Erin! First of all, you'd probably want to go with a managed service. Don't spin up your own MySQL installation on your own Linux box. If you are on AWS, thet have different offerings for database services. Standard RDS vs. Aurora. Aurora would be my preferred choice given the benefits it offers, storage optimizations it comes with... etc. Such managed services easily allow you to apply new security patches and upgrades, set up backups, replication... etc. Doing this on your own would either be risky, inefficient, or you might just give up. As far as which database to chose, you'll have the choice between Postgresql, MySQL, Maria DB, SQL Server... etc. I personally would recommend MySQL (latest version available), as the official tooling for it (MySQL Workbench) is great, stable, and moreover free. Other database services exist, I'd recommend you also explore Dynamo DB.
Regardless, you'd certainly only keep high-level records, meta data in Database, and the actual files, most-likely in S3, so that you can keep all options open in terms of what you'll do with them.
Hi Erin,
- Coming from "Big" DB engines, such as Oracle or MSSQL, go for PostgreSQL. You'll get all the features you need with PostgreSQL.
- Your case seems to point to a "NoSQL" or Document Database use case. Since you get covered on this with PostgreSQL which achieves excellent performances on JSON based objects, this is a second reason to choose PostgreSQL. MongoDB might be an excellent option as well if you need "sharding" and excellent map-reduce mechanisms for very massive data sets. You really should investigate the NoSQL option for your use case.
- Starting with AWS Aurora is an excellent advise. since "vendor lock-in" is limited, but I did not check for JSON based object / NoSQL features.
- If you stick to Linux server, the PostgreSQL or MySQL provided with your distribution are straightforward to install (i.e. apt install postgresql). For PostgreSQL, make sure you're comfortable with the pg_hba.conf, especially for IP restrictions & accesses.
Regards,
I recommend Postgres as well. Superior performance overall and a more robust architecture.
Pros of Amazon Athena
- Use SQL to analyze CSV files16
- Glue crawlers gives easy Data catalogue8
- Cheap7
- Query all my data without running servers 24x76
- No data base servers yay4
- Easy integration with QuickSight3
- Query and analyse CSV,parquet,json files in sql2
- Also glue and athena use same data catalog2
- No configuration required1
- Ad hoc checks on data made easy0
Pros of Microsoft SQL Server
- Reliable and easy to use139
- High performance101
- Great with .net95
- Works well with .net65
- Easy to maintain56
- Azure support21
- Always on17
- Full Index Support17
- Enterprise manager is fantastic10
- In-Memory OLTP Engine9
- Easy to setup and configure2
- Security is forefront2
- Great documentation1
- Faster Than Oracle1
- Columnstore indexes1
- Decent management tools1
- Docker Delivery1
- Max numar of connection is 140001
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Cons of Amazon Athena
Cons of Microsoft SQL Server
- Expensive Licensing4
- Microsoft2
- Data pages is only 8k1
- Allwayon can loose data in asycronious mode1
- Replication can loose the data1
- The maximum number of connections is only 14000 connect1