Pipe: Fix Active Load not getting DataBaseName correctly (#15551)

Author: luoluoyuyu

iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/analyze/load/LoadTsFileAnalyzer.java

@@ -294,8 +294,16 @@ private boolean doAsyncLoad(final IAnalysis analysis) {
       }
 
       try {
-        if (Objects.nonNull(databaseForTableData)) {
-          loadTsFilesAsyncToTargetDir(new File(targetFilePath, databaseForTableData), tsFiles);
+        if (Objects.nonNull(databaseForTableData)
+            || (Objects.nonNull(context) && context.getDatabaseName().isPresent())) {
+          loadTsFilesAsyncToTargetDir(
+              new File(
+                  targetFilePath,
+                  databaseForTableData =
+                      Objects.nonNull(databaseForTableData)
+                          ? databaseForTableData
+                          : context.getDatabaseName().get()),
+              tsFiles);
         } else {
           loadTsFilesAsyncToTargetDir(new File(targetFilePath), tsFiles);
         }