How to Download SQL Server 2017 Express
SQL Server Express is a free edition of SQL Server that is ideal for learning, developing, and powering desktop, web, and small server applications. It has many features and benefits that make it a popular choice among developers and hobbyists. In this article, you will learn what SQL Server Express is, what are its system requirements, what are the different installation options, and how to install it step by step.
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What is SQL Server Express?
SQL Server Express is a lightweight and reliable data management system that delivers a rich and reliable data store for lightweight web sites and desktop applications. It is based on the same core engine as the other editions of SQL Server, but it has some limitations in terms of scalability, performance, and functionality. SQL Server Express supports up to 10 GB of storage per database, 1 GB of memory per instance, and 4 cores per processor. It also does not include some components such as SQL Agent, Analysis Services, Reporting Services, and Integration Services.
Benefits of SQL Server Express
Despite its limitations, SQL Server Express has many benefits that make it a great option for many scenarios. Some of the benefits are:
It is free to download, install, and use for any purpose.
It supports common development tools such as Visual Studio, Azure Data Studio, and SQL Server Management Studio.
It supports various programming languages such as C#, VB.NET, Java, Python, R, and PHP.
It supports various data types such as XML, JSON, spatial, temporal, and graph.
It supports various security features such as encryption, auditing, row-level security, and dynamic data masking.
It supports various advanced features such as in-memory OLTP, columnstore indexes, data compression, and stretch database.
Limitations of SQL Server Express
Before deploying SQL Server Express, you should be aware of its limitations which include:
The maximum size of each relational database is 10 GB.
The maximum memory used by the SQL Server Database Engine is 1 GB.
The maximum number of processor cores supported is 4.
SQL Agent is not included in SQL Server Express.
The limit on the buffer cache for each instance is 1 MB of RAM.
System Requirements for SQL Server 2017 Express
In order to install and run SQL Server 2017 Express, you need to meet the following hardware and software requirements:
Hardware Requirements
The following hardware requirements apply to SQL Server 2017 Express:
ComponentRequirement
Hard DiskSQL Server requires a minimum of 6 GB of available hard-disk space. Disk space requirements will vary with the SQL Server components you install.
DVD DriveA DVD drive is required for installation from disc.
MonitorSQL Server requires Super-VGA (800x600) or higher resolution monitor.
InternetInternet functionality requires Internet access (fees may apply).
MemoryThe minimum memory required for installing SQL Server 2017 Express is 512 MB. The recommended memory is 1 GB or more.
Processor Speedtd>The minimum processor speed required for installing SQL Server 2017 Express is 1.4 GHz. The recommended processor speed is 2.0 GHz or faster.
Software Requirements
The following software requirements apply to SQL Server 2017 Express:
ComponentRequirement
Operating SystemSQL Server 2017 Express can be installed on Windows 10, Windows 8.1, Windows 8, Windows 7 Service Pack 1, Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, and Windows Server 2008 R2 Service Pack 1.
.NET FrameworkSQL Server 2017 Express requires .NET Framework 4.6 for the Database Engine, Master Data Services, or Replication. SQL Server Setup installs the following software components required by the product: .NET Framework 4.6.1 and Microsoft Visual C++ Redistributable Package for Visual Studio 2015.
Windows PowerShellSQL Server requires Windows PowerShell 3.0 or higher.
Java Runtime EnvironmentSQL Server requires Java Runtime Environment (JRE) version 7 or higher to use the PolyBase feature.
Installation Options for SQL Server 2017 Express
There are three installation options for SQL Server 2017 Express:
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How to download and install SQL Server Express on Windows Server Core?
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Basic Installation
This option installs the SQL Server Database Engine with the default configuration and a default instance name of SQLExpress. It is suitable for quick and simple installation with minimal user input. It does not allow you to choose any additional features or customize any settings.
Custom Installation
This option allows you to choose the features and components you want to install and configure them according to your preferences. You can also specify the instance name, the authentication mode, the collation, and the data directories. This option gives you more control and flexibility over the installation process.
Download Media Installation
This option allows you to download the installation media of SQL Server 2017 Express as an ISO file or a CAB file. You can then use the media to install SQL Server on multiple computers or offline machines. You can also use the media to create a bootable USB drive or a DVD disc.
How to Install SQL Server 2017 Express Step by Step
In this section, we will show you how to install SQL Server 2017 Express using the custom installation option. The steps are as follows:
Download the Installer
The first step is to download the installer of SQL Server 2017 Express from the official website: . You can choose either the web installer or the offline installer depending on your preference and internet connection speed. The web installer is smaller in size but requires an active internet connection during the installation process. The offline installer is larger in size but does not require an internet connection during the installation process.
Run the Installer
The next step is to run the installer of SQL Server 2017 Express that you have downloaded. You may need to right-click on the installer file and select Run as administrator to start the installation process. You will see a welcome screen that shows the version and edition of SQL Server that you are about to install. Click Next to continue.
Choose the Installation Type
The next step is to choose the installation type that you want to perform. You will see three options: Basic, Custom, and Download Media. As we mentioned earlier, we will use the Custom option for this tutorial. Click on Custom to proceed.
Configure the Instance and Features
The next step is to configure the instance and features that you want to install and use with SQL Server 2017 Express. You will see two tabs: Instance Features and Shared Features. Under Instance Features, you can select which components of the Database Engine you want to install, such as Full-Text Search, Data Quality Services, PolyBase Query Service, etc. Under Shared Features, you can select which tools and utilities you want to install, such as SQL Server Management Studio, SQL Client Connectivity SDK, etc.
You can also specify the instance name, which is a unique identifier for your SQL Server instance. By default, it is set to SQLExpress, but you can change it if you want. You can also specify the instance root directory, which is the folder where SQL Server will be installed. By default, it is set to C:\Program Files\Microsoft SQL Server, but you can change it if you want.
After you have selected and configured the instance and features that you want to install, click Next to continue.
Complete the Installation
The final step is to complete the installation of SQL Server 2017 Express. You will see a summary of the installation configuration that you have chosen. You can review the details and make any changes if needed. You can also view the disk space requirements and the installation rules that SQL Server will check before proceeding with the installation.
When you are ready, click Install to start the installation process. You will see a progress bar that shows the status of the installation. Depending on your system configuration and the features that you have selected, the installation may take several minutes or longer. You can also view the detailed log of the installation by clicking on View Details.
When the installation is completed, you will see a confirmation message that shows the success or failure of the installation. You can also view the summary log of the installation by clicking on View Summary Log. You can close the installer by clicking on Close.
Conclusion
In this article, you have learned how to download and install SQL Server 2017 Express using the custom installation option. You have also learned what SQL Server Express is, what are its benefits and limitations, what are its system requirements, and what are the different installation options. SQL Server Express is a free and reliable data management system that is suitable for learning, developing, and powering desktop, web, and small server applications. It has many features and capabilities that make it a popular choice among developers and hobbyists.
FAQs
Here are some frequently asked questions about SQL Server 2017 Express:
Q: How can I update SQL Server 2017 Express to the latest version?
A: You can update SQL Server 2017 Express to the latest version by downloading and installing the latest cumulative update (CU) or service pack (SP) from the official website: . You can also use Windows Update to automatically download and install the updates.
Q: How can I uninstall SQL Server 2017 Express from my computer?
A: You can uninstall SQL Server 2017 Express from your computer by using the Control Panel or the Setup program. To use the Control Panel, go to Programs and Features, select Microsoft SQL Server 2017 (64-bit), and click Uninstall/Change. To use the Setup program, run the installer of SQL Server 2017 Express that you have downloaded, click Remove on the welcome screen, select the instance that you want to uninstall, and follow the instructions.
Q: How can I connect to SQL Server 2017 Express from another computer or application?
A: You can connect to SQL Server 2017 Express from another computer or application by using a connection string that specifies the server name, instance name, authentication mode, database name, and other parameters. For example, a connection string for SQL Server 2017 Express using Windows authentication and connecting to the default instance could look like this: "Server=.\SQLExpress;Database=master;Trusted_Connection=True;". You can also use tools such as SQL Server Management Studio or Azure Data Studio to connect to SQL Server 2017 Express using a graphical user interface.
Q: How can I backup and restore my databases in SQL Server 2017 Express?
A: You can backup and restore your databases in SQL Server 2017 Express by using Transact-SQL commands such as BACKUP DATABASE and RESTORE DATABASE. You can also use tools such as SQL Server Management Studio or Azure Data Studio to backup and restore your databases using a graphical user interface.
Q: How can I get help and support for SQL Server 2017 Express?
A: You can get help and support for SQL Server 2017 Express by visiting the official website: . There you can find documentation, tutorials, forums, blogs, videos, webinars, and other resources that can help you learn and troubleshoot SQL Server 2017 Express.
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