From 6b8ae5214cfedf5b0b2239c6e95f385276689fd0 Mon Sep 17 00:00:00 2001
From: Caideyipi <87789683+Caideyipi@users.noreply.github.com>
Date: Mon, 19 Jan 2026 17:55:58 +0800
Subject: [PATCH] Pipe: Trimmed the unnecessary device getting for historical
 tsFiles (#17036)

---
 .../historical/PipeHistoricalDataRegionTsFileSource.java     | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/pipe/source/dataregion/historical/PipeHistoricalDataRegionTsFileSource.java b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/pipe/source/dataregion/historical/PipeHistoricalDataRegionTsFileSource.java
index 91f5be62f1153..8543a103e321b 100644
--- a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/pipe/source/dataregion/historical/PipeHistoricalDataRegionTsFileSource.java
+++ b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/pipe/source/dataregion/historical/PipeHistoricalDataRegionTsFileSource.java
@@ -486,6 +486,11 @@ private boolean mayTsFileContainUnprocessedData(final TsFileResource resource) {
   }
 
   private boolean mayTsFileResourceOverlappedWithPattern(final TsFileResource resource) {
+    // Trimming to avoid unnecessary file device getter
+    if (isDbNameCoveredByPattern) {
+      return true;
+    }
+
     final Set<IDeviceID> deviceSet;
     try {
       final Map<IDeviceID, Boolean> deviceIsAlignedMap =