fix

forsaken628 · forsaken628 · commit 28751f77e411 · 2026-01-25T19:20:08.000+08:00
diff --git a/src/query/expression/src/function/function_factory.rs b/src/query/expression/src/function/function_factory.rs
@@ -267,7 +267,7 @@ where T: ScalarFunction
             None => Bitmap::new_trued(len),
         };
         if bitmap.null_count() > 0 {
-            ctx.validity = Some(bitmap.clone())
+            ctx.validity = ctx.validity.as_ref().map(|validity| validity & &bitmap);
         }
         let results = self.0.eval(&nonull_args, ctx);
         if let Some((error_bitmap, _)) = ctx.errors.as_mut() {

Original file line number	Diff line number	Diff line change
`@@ -267,7 +267,7 @@ where T: ScalarFunction`
`267`	`267`	`None => Bitmap::new_trued(len),`
`268`	`268`	`};`
`269`	`269`	`if bitmap.null_count() > 0 {`
`270`		`- ctx.validity = Some(bitmap.clone())`
	`270`	`+ ctx.validity = ctx.validity.as_ref().map(\|validity\| validity & &bitmap);`
`271`	`271`	`}`
`272`	`272`	`let results = self.0.eval(&nonull_args, ctx);`
`273`	`273`	`if let Some((error_bitmap, _)) = ctx.errors.as_mut() {`