Managing data streams
You can view a list of streams, edit their settings, create a new stream, or delete an existing one.
Creating a data stream
-
In the management console
, select the folder where you want to create a data stream. -
Select Data Streams.
-
Click Create stream.
-
Specify the Yandex Managed Service for YDB database or create a new one. If you chose to create a new database, click
after creating it to refresh the list of databases. -
Name the data stream. The naming requirements are as follows:
- It must be from 2 to 63 characters long.
- It can only contain lowercase Latin letters, numbers, and hyphens.
- It must start with a letter and cannot end with a hyphen.
-
Specify the number of data shards.
Warning
You cannot reduce the number of shards for the created stream.
-
Set the maximum shard throughput. A stream's throughput is equal to the product of the number of shards by the throughput of each of them.
-
Select a pricing plan (for serverless databases).
-
Select data storage settings:
Size Limit
: Specify the maximum data storage size.Time Limit
: Specify the maximum data retention period for the stream.
-
Click Create.
Wait for the stream to start. Once the stream is ready for use, its status will change from CREATING
to ACTIVE
.
Viewing a list of streams
- In the management console
, select the folder for which to get the list of data streams. - Select Data Streams. A list of streams will open.
Changing stream settings
- In the management console
, select the folder where you want to change the stream settings. - Select Data Streams.
- Click
in the stream row and select Edit. - Configure the data stream:
- Select the required number of shards.
- Set the maximum shard throughput per second.
- Select a pricing plan.
- Select data storage settings:
Size Limit
: Specify the maximum data storage size.Time Limit
: Specify the maximum data retention period for the stream.
- Click Update.
Deleting a stream
- In the management console
, select the folder to delete a stream from. - Select Data Streams.
- Click
in the stream row and select Delete. - Confirm the deletion.