fix: verify that the table itself remains the same before/after compaction in test_maintenance_compact()

Author: qzyu999

tests/table/test_maintenance.py

@@ -63,7 +63,8 @@ def test_maintenance_compact(catalog: Catalog) -> None:
     # Verify state before compaction
     before_files = list(table.scan().plan_files())
     assert len(before_files) == 12
-    assert table.scan().to_arrow().num_rows == 120
+    arrow_table_before = table.scan().to_arrow()
+    assert arrow_table_before.num_rows == 120
 
     # Execute Compaction
     table.maintenance.compact()
@@ -72,7 +73,13 @@ def test_maintenance_compact(catalog: Catalog) -> None:
     table.refresh()
     after_files = list(table.scan().plan_files())
     assert len(after_files) == 3  # Should be 1 optimized data file per partition
-    assert table.scan().to_arrow().num_rows == 120
+    
+    arrow_table_after = table.scan().to_arrow()
+    assert arrow_table_after.num_rows == 120
+    assert arrow_table_before.column_names == arrow_table_after.column_names
+    assert sorted(arrow_table_before.to_pylist(), key=lambda x: x["id"]) == sorted(
+        arrow_table_after.to_pylist(), key=lambda x: x["id"]
+    )
 
     # Ensure snapshot properties specify the replace-operation
     new_snapshot = table.current_snapshot()