From 83e35ad7f88a708701fd86b1ead1e54351547578 Mon Sep 17 00:00:00 2001
From: Hai Cao <hacao@microsoft.com>
Date: Tue, 28 Mar 2023 20:19:15 -0700
Subject: [PATCH] fix hover for cells with null value (#22507)

---
 src/sql/workbench/contrib/query/browser/gridPanel.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sql/workbench/contrib/query/browser/gridPanel.ts b/src/sql/workbench/contrib/query/browser/gridPanel.ts
index 4a21b777c2..367adec3b7 100644
--- a/src/sql/workbench/contrib/query/browser/gridPanel.ts
+++ b/src/sql/workbench/contrib/query/browser/gridPanel.ts
@@ -575,7 +575,7 @@ export abstract class GridTableBase<T> extends Disposable implements IView {
 		this._register(registerThemingParticipant((theme: IColorTheme, collector: ICssStyleCollector) => {
 			const nullBackground = theme.getColor(queryEditorNullBackground);
 			if (nullBackground) {
-				collector.addRule(`.${NULL_CELL_CSS_CLASS} { background: ${nullBackground};}`);
+				collector.addRule(`.slick-row:not(:hover) .${NULL_CELL_CSS_CLASS} { background: ${nullBackground};}`);
 			}
 		}));