Docs: Add Query history search documentation (#25946)

* Update docs for search in query history

* Update

* Update docs/sources/features/explore/index.md

* Update docs/sources/features/explore/index.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

* Update docs/sources/features/explore/index.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

* Update docs/sources/features/explore/index.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

* Update docs/sources/features/explore/index.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

* Update docs/sources/features/explore/index.md

* Update docs/sources/features/explore/index.md

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

Co-authored-by: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

docs/sources/features/explore/index.md

@@ -84,7 +84,7 @@ By default, query history shows you the most recent queries. You can sort your h
 
 
 Filter query history in Query history and Starred tab by data source name:
 Filter query history in Query history and Starred tab by data source name:
 
 
-1. Click the **Filter queries for specific data source(s)** field
+1. Click the **Filter queries for specific data source(s)** field.
 2. Select the data source for which you would like to filter your history. You can select multiple data sources.
 2. Select the data source for which you would like to filter your history. You can select multiple data sources.
 
 
 In **Query history** tab it is also possible to filter queries by date using the slider:
 In **Query history** tab it is also possible to filter queries by date using the slider:
@@ -95,6 +95,13 @@ In **Query history** tab it is also possible to filter queries by date using the
 
 
 > Note: If you are in split mode, filters are applied only to your currently active panel.
 > Note: If you are in split mode, filters are applied only to your currently active panel.
 
 
+### Search in query history
+
+You can search in your history across queries and your comments. Search is possible for queries in the Query history tab and Starred tab.
+
+1. Click the **Search queries** field.
+1. Type the term you are searching for into search field.
+
 ### Query history settings
 ### Query history settings
 
 
 You can customize the query history in the Settings tab. Options are described in the table below.
 You can customize the query history in the Settings tab. Options are described in the table below.
@@ -103,7 +110,7 @@ You can customize the query history in the Settings tab. Options are described i
 | ------------------------------------------------------------- | --------------------------------------- |
 | ------------------------------------------------------------- | --------------------------------------- |
 | Period of time for which Grafana will save your query history | 1 week                                  |
 | Period of time for which Grafana will save your query history | 1 week                                  |
 | Change the default active tab                                 | Query history tab                       |
 | Change the default active tab                                 | Query history tab                       |
-| Only show queries for datasource currently active in Explore  | False                                   |
+| Only show queries for data source currently active in Explore  | True                                    |
 | Clear query history                                           | Permanently deletes all stored queries. |
 | Clear query history                                           | Permanently deletes all stored queries. |
 
 
 > Note: Query history settings are global, and applied to both panels in split mode.
 > Note: Query history settings are global, and applied to both panels in split mode.
@@ -199,6 +206,7 @@ While in Live tail view new logs will come from the bottom of the screen and wil
 {{< docs-imagebox img="/img/docs/v64/explore_live_tailing.gif" class="docs-image--no-shadow" caption="Explore Live tailing in action" >}}
 {{< docs-imagebox img="/img/docs/v64/explore_live_tailing.gif" class="docs-image--no-shadow" caption="Explore Live tailing in action" >}}
 
 
 ## Tracing integration
 ## Tracing integration
+
 > Only available in Grafana v7.0+.
 > Only available in Grafana v7.0+.
 
 
 You can visualize traces from tracing data sources in explore. Data sources currently supported:
 You can visualize traces from tracing data sources in explore. Data sources currently supported:
@@ -229,12 +237,13 @@ Shows condensed view or the trace timeline. Drag your mouse over the minimap to
 {{< docs-imagebox img="/img/docs/v70/explore-trace-view-timeline.png" class="docs-image--no-shadow" caption="Screenshot of the trace view timeline" >}}
 {{< docs-imagebox img="/img/docs/v70/explore-trace-view-timeline.png" class="docs-image--no-shadow" caption="Screenshot of the trace view timeline" >}}
 
 
 Shows list of spans within the trace. Each span row consists of these components:
 Shows list of spans within the trace. Each span row consists of these components:
+
 - Expand children button: Expands or collapses all the children spans of selected span.
 - Expand children button: Expands or collapses all the children spans of selected span.
 - Service name: Name of the service logged the span.
 - Service name: Name of the service logged the span.
 - Operation name: Name of the operation that this span represents.
 - Operation name: Name of the operation that this span represents.
 - Span duration bar: Visual representation of the operation duration within the trace.
 - Span duration bar: Visual representation of the operation duration within the trace.
 
 
-Clicking anywhere on the span row will show span details. 
+Clicking anywhere on the span row shows span details.
 
 
 ##### Span details
 ##### Span details