From 2f8e06698271c077fdd9a88dfe3ad5db90f55f83 Mon Sep 17 00:00:00 2001
From: Jonas Knobloch <jonas.knobloch@t-online.de>
Date: Tue, 21 Apr 2026 19:49:03 +0200
Subject: Skip AppleDouble metadata files

---
 dataset/parquet.go | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'dataset/parquet.go')

diff --git a/dataset/parquet.go b/dataset/parquet.go
index 81454f8..1ba2a9b 100644
--- a/dataset/parquet.go
+++ b/dataset/parquet.go
@@ -7,6 +7,7 @@ import (
 	"iter"
 	"path/filepath"
 	"slices"
+	"strings"
 
 	"github.com/apache/arrow-go/v18/arrow"
 	"github.com/apache/arrow-go/v18/arrow/array"
@@ -23,12 +24,17 @@ type ParquetReader struct {
 }
 
 func NewParquetReader(name string) (*ParquetReader, error) {
-	var shards []string
+	shards := make([]string, 0)
 
 	if matches, err := filepath.Glob(filepath.Join(name, "*.parquet")); err != nil {
 		return nil, err
 	} else {
-		shards = matches
+		// skip AppleDouble metadata files
+		for _, m := range matches {
+			if !strings.HasPrefix(filepath.Base(m), "._") {
+				shards = append(shards, m)
+			}
+		}
 	}
 
 	if len(shards) == 0 {
-- 
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