From 06d5211dcf8e3e54bcf673fccd92048eb87e4d24 Mon Sep 17 00:00:00 2001
From: Kev <kevan.fisher@sentry.io>
Date: Thu, 12 Nov 2026 15:47:37 -0500
Subject: [PATCH 1/2] fix(explore): Avoid exponent notation breaks heatmap zoom

Small numbers were getting turned into e-7 which the filter has no clue
what to do with.
---
 .../utils/setExploreAttributeBounds.spec.tsx       |  6 ++++++
 .../explore/utils/setExploreAttributeBounds.tsx    | 14 +++++++++++++-
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/static/app/views/explore/utils/setExploreAttributeBounds.spec.tsx b/static/app/views/explore/utils/setExploreAttributeBounds.spec.tsx
index 6169a1a69f37..1adb70d8a4de 100644
--- a/static/app/views/explore/utils/setExploreAttributeBounds.spec.tsx
+++ b/static/app/views/explore/utils/setExploreAttributeBounds.spec.tsx
@@ -30,4 +30,10 @@ describe('setExploreAttributeBounds', () => {
       'duration:>=1.5 duration:<9'
     );
   });
+
+  it('writes tiny and huge bounds without exponent notation', () => {
+    expect(setExploreAttributeBounds('', 'value', 1e-7, 1e21)).toBe(
+      'value:>=0.0000001 value:<1000000000000000000000'
+    );
+  });
 });
diff --git a/static/app/views/explore/utils/setExploreAttributeBounds.tsx b/static/app/views/explore/utils/setExploreAttributeBounds.tsx
index 72633c4e55bc..d823002731bf 100644
--- a/static/app/views/explore/utils/setExploreAttributeBounds.tsx
+++ b/static/app/views/explore/utils/setExploreAttributeBounds.tsx
@@ -12,6 +12,18 @@ export function setExploreAttributeBounds(
 ): string {
   const search = new MutableSearch(query);
   // `shouldEscape` is off so the comparison operators (`>=`, `<`) aren't quoted.
-  search.setFilterValues(attribute, [`>=${min}`, `<${max}`], false);
+  search.setFilterValues(
+    attribute,
+    [`>=${formatSearchNumber(min)}`, `<${formatSearchNumber(max)}`],
+    false
+  );
   return search.formatString();
 }
+
+/**
+ * The search grammar has no exponent syntax, so `1e-7` must be written out as
+ * `0.0000001`.
+ */
+function formatSearchNumber(value: number): string {
+  return value.toLocaleString('en-US', {useGrouping: false, maximumFractionDigits: 20});
+}

From 6d430019b904386e7ff5dc71987b9784a33d332f Mon Sep 17 00:00:00 2001
From: Kev <6111995+k-fish@users.noreply.github.com>
Date: Fri, 13 Nov 2026 11:34:35 -0500
Subject: [PATCH 2/2] Update
 static/app/views/explore/utils/setExploreAttributeBounds.tsx

Co-authored-by: George Gritsouk <989898+gggritso@users.noreply.github.com>
---
 static/app/views/explore/utils/setExploreAttributeBounds.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/static/app/views/explore/utils/setExploreAttributeBounds.tsx b/static/app/views/explore/utils/setExploreAttributeBounds.tsx
index d823002731bf..1e938b9c452f 100644
--- a/static/app/views/explore/utils/setExploreAttributeBounds.tsx
+++ b/static/app/views/explore/utils/setExploreAttributeBounds.tsx
@@ -25,5 +25,5 @@ export function setExploreAttributeBounds(
  * `0.0000001`.
  */
 function formatSearchNumber(value: number): string {
-  return value.toLocaleString('en-US', {useGrouping: false, maximumFractionDigits: 20});
+  return value.toLocaleString(undefined, {useGrouping: false, maximumFractionDigits: 20});
 }