expression: document ANY_VALUE hybrid vector path

hawkingrei · hawkingrei · commit 9619b0320867 · 2026-05-18T03:28:14.000+08:00
diff --git a/pkg/expression/builtin_miscellaneous_vec.go b/pkg/expression/builtin_miscellaneous_vec.go
@@ -365,6 +365,8 @@ func (b *builtinIntAnyValueSig) vecEvalInt(ctx EvalContext, input *chunk.Chunk,
 	return b.args[0].VecEvalInt(ctx, input, result)
 }
 
+// Non-hybrid integer results should keep the default string fallback. Hybrid return fields
+// delegate to the argument to preserve its binary/string representation in string contexts.
 func (b *builtinIntAnyValueSig) vecEvalString(ctx EvalContext, input *chunk.Chunk, result *chunk.Column) error {
 	if !b.tp.Hybrid() {
 		return b.baseBuiltinFunc.vecEvalString(ctx, input, result)

Original file line number	Diff line number	Diff line change
`@@ -365,6 +365,8 @@ func (b builtinIntAnyValueSig) vecEvalInt(ctx EvalContext, input chunk.Chunk,`
`365`	`365`	`return b.args[0].VecEvalInt(ctx, input, result)`
`366`	`366`	`}`
`367`	`367`
	`368`	`+// Non-hybrid integer results should keep the default string fallback. Hybrid return fields`
	`369`	`+// delegate to the argument to preserve its binary/string representation in string contexts.`
`368`	`370`	`func (b builtinIntAnyValueSig) vecEvalString(ctx EvalContext, input chunk.Chunk, result *chunk.Column) error {`
`369`	`371`	`if !b.tp.Hybrid() {`
`370`	`372`	`return b.baseBuiltinFunc.vecEvalString(ctx, input, result)`