openobserve

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Abhay Padamani d8d362f211 fix: histogram interval issue for dashboard viewpanel (#10133 )

### **PR Type**
Enhancement, Tests


___

### **Description**
- Introduce regex-based histogram interval replacer.

- Add comprehensive unit tests covering SQL scenarios.

- Replace AST parsing in ViewPanel.vue with replacer.


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### Diagram Walkthrough


```mermaid
flowchart LR
  A["histogramIntervalReplacer.ts"] --> B["ViewPanel.vue"]
  C["histogramIntervalReplacer.spec.ts"] --> A
```



<details> <summary><h3> File Walkthrough</h3></summary>

<table><thead><tr><th></th><th align="left">Relevant
files</th></tr></thead><tbody><tr><td><strong>Tests</strong></td><td><table>
<tr>
  <td>
    <details>

<summary><strong>histogramIntervalReplacer.spec.ts</strong><dd><code>Add
unit tests for histogram replacer</code>&nbsp; &nbsp; &nbsp; &nbsp;
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; </dd></summary>
<hr>

web/src/utils/dashboard/histogramIntervalReplacer.spec.ts

<ul><li>Add unit tests for basic interval replacement<br> <li> Cover
whitespace, field, and case variations<br> <li> Include complex SQL and
edge case scenarios</ul>


</details>


  </td>
<td><a
href="https://github.com/openobserve/openobserve/pull/10133/files#diff-6f69332f209c616ca342743baefeb5a6c2dc6956677b062bb5609c0c32af505a">+424/-0</a>&nbsp;
</td>

</tr>
</table></td></tr><tr><td><strong>Enhancement</strong></td><td><table>
<tr>
  <td>
    <details>

<summary><strong>histogramIntervalReplacer.ts</strong><dd><code>Implement
regex histogram interval replacement</code>&nbsp; &nbsp; &nbsp; &nbsp;
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; </dd></summary>
<hr>

web/src/utils/dashboard/histogramIntervalReplacer.ts

<ul><li>Implement replaceHistogramInterval using regex<br> <li> Support
adding and removing intervals<br> <li> Preserve original query
formatting and whitespace</ul>


</details>


  </td>
<td><a
href="https://github.com/openobserve/openobserve/pull/10133/files#diff-be10dd10d2ebb4bee577aa834243012bc20306dea32ebc7083f72ef27a8d95f2">+67/-0</a>&nbsp;
&nbsp; </td>

</tr>

<tr>
  <td>
    <details>
<summary><strong>ViewPanel.vue</strong><dd><code>Integrate histogram
replacer in ViewPanel</code>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;
</dd></summary>
<hr>

web/src/components/dashboards/viewPanel/ViewPanel.vue

<ul><li>Import replaceHistogramInterval util<br> <li> Replace AST-based
logic with replacer<br> <li> Update queries only when changed</ul>


</details>


  </td>
<td><a
href="https://github.com/openobserve/openobserve/pull/10133/files#diff-e7b26fbbfe7ae57f50377c0f002155df17109ea54708b0f134dd2005356b2930">+7/-45</a>&nbsp;
&nbsp; </td>

</tr>
</table></td></tr></tr></tbody></table>

</details>

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2026-01-22 14:51:32 +05:30

assets

feat: implement prebuilt alert destination (Backend) (#10074 )

2026-01-22 13:25:31 +05:30

components

fix: histogram interval issue for dashboard viewpanel (#10133 )

2026-01-22 14:51:32 +05:30

composables

feat: implement prebuilt alert destination (Backend) (#10074 )

2026-01-22 13:25:31 +05:30

constants

fix: automate update process of feature master list on about us page (#10010 )