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Yandex SIEM
  • Getting started
    • All guides
      • Overview
      • Managing queries
      • Working with templates
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      • History
  • KQL reference
  • Access management
  • Pricing policy

In this article:

  • Creating a new query
  • Editing a query
  • Selecting a period
  • Running a query
  • Stopping a running query
  • Renaming a query
  • Deleting a query
  • Sharing a query
  • Customizing the fields displayed in the results
  1. Step-by-step guides
  2. Queries
  3. Managing queries

Managing queries

Written by
Yandex Cloud
Updated at July 23, 2026
View in Markdown
  • Creating a new query
  • Editing a query
  • Selecting a period
  • Running a query
  • Stopping a running query
  • Renaming a query
  • Deleting a query
  • Sharing a query
  • Customizing the fields displayed in the results

Note

This feature is at the Preview stage. To get access, contact tech support or your account manager.

This section describes how to create, manage, and run KQL (Kusto Query Language) queries.

Creating a new queryCreating a new query

To create a new query:

Cloud Center UI
  1. Open an investigation.
  2. Click New query.
  3. In the query editor, enter a KQL query or select a template.

Tip

Use the tooltip in the editor: Enter a query using KQL syntax, or select a template query.

Editing a queryEditing a query

To edit a query:

Cloud Center UI
  1. Open an investigation with the required query.
  2. Select the tab with your query.
  3. Make your changes in the query editor.

Changes are saved automatically.

Selecting a periodSelecting a period

To select a period for your query:

Cloud Center UI
  1. Click the period selector next to the start button.
  2. Select one of the presets:
    • Last 5 minutes
    • Last 30 minutes
    • Last hour
    • Last 3 hours
    • Last 6 hours
    • Last 12 hours
    • Last day

Or select a custom period:

  1. Click the time period selector.
  2. Select a custom period.
  3. Specify the start date and time of the period.
  4. Specify the end date and time of the period.
  5. Click Apply.

Running a queryRunning a query

To run a query:

Cloud Center UI
  1. Make sure your query is entered in the editor.
  2. Select a time period.
  3. Click the query run button.

After you run it, the query enters the Running status. Once it is over, its results are presented in the table and on the histogram.

Note

Maximum number of rows in the investigation results: 1,000,000.

Stopping a running queryStopping a running query

To stop a running query:

Cloud Center UI
  1. While the query is running, click the stop button.
  2. The request will enter the Canceled status.

Renaming a queryRenaming a query

To rename a query:

Cloud Center UI
  1. Click the query name in the tab.
  2. Enter a new name.
  3. Press Enter or click outside the input field.

Deleting a queryDeleting a query

To delete a query:

Cloud Center UI
  1. Right-click the query tab.
  2. Select Delete.
  3. Confirm the deletion.

Warning

Deleting a query is irreversible. The results and execution history will be deleted.

Sharing a querySharing a query

To share a query:

Cloud Center UI
  1. Open the query.
  2. In the actions menu, select Share.
  3. Copy the query link.

This link contains the query text and the selected period. The recipient will be able to open the query in their investigation.

Customizing the fields displayed in the resultsCustomizing the fields displayed in the results

To customize the fields displayed in the results table:

Cloud Center UI
  1. Run the query.
  2. In the results table, click the column settings icon.
  3. Select the fields you want displayed.
  4. Reorder the fields by dragging and dropping.
  5. Click Apply.

Useful linksUseful links

  • Investigations
  • Queries
  • Working with query templates
  • History

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