You can see price details on the https://azure.microsoft.com/en-us/pricing/details/sql-server-stretch-database/ page. Stretch Database bills compute and storage separately. Compute usage is represented by Database Stretch Unit (DSU) and customers can scale up and down the level of performance/DSUs they need at any time. The prices given here were valid at 28th February 2018:
|
Performance level (DSU) |
Price in $ per month |
|
100 |
1,825 |
|
200 |
3,650 |
|
300 |
5,475 |
|
400 |
7,300 |
|
500 |
9,125 |
|
600 |
10,950 |
|
1,000 |
18,250 |
|
1,200 |
21,900 |
|
1,500 |
27,375 |
|
2,000 |
36,500 |
Database sizes are limited to 240 TB. Monthly price estimates are based on 730 hours per month at constant DSU levels. Stretch DB is generally available in all regions except southern India, Northern China, southern Brazil, north-central America, western India, Australia, Japan, and US Gov.
Data storage is charged based on $0.16/GB/month. Data storage includes the size of your Stretch DB and backup snapshots. All Stretch databases have 7 days of incremental backup snapshots.
You can also use the Azure Pricing calculator to estimate expenses for your planned Azure activities. It is available at https://azure.microsoft.com/en-us/pricing/calculator/?service=sql-server-stretch-database. You can choose the Azure region and specify the time period, data storage, and DSU, as shown in the following screenshot:
This screen shows the price you would pay when you play with the Stretch DB feature for two hours in a database with less than 1 GB of data and with 100 DSU(s) using Azure database in Western Europe.
It is also possible to try the feature for free. You can apply for it at https://azure.microsoft.com/en-us/free/. When you do this, you'll see this screen:
It is good that you can try the new feature for free, but in this case you must also give your payment details, which could reduce the number of developers who will try the feature.