yiguolei commented on code in PR #10136:
URL: https://github.com/apache/doris/pull/10136#discussion_r916444410
##########
be/src/olap/delta_writer.cpp:
##########
@@ -121,10 +121,11 @@ Status DeltaWriter::init() {
RETURN_NOT_OK(_storage_engine->txn_manager()->prepare_txn(_req.partition_id,
_tablet,
_req.txn_id,
_req.load_id));
}
+ // build tablet schema in request level
+ _build_current_tablet_schema(_req.index_id, _req.ptable_schema_param,
_tablet->tablet_schema());
Review Comment:
在升级过程中可能出现，当前机器是1.2 版本，老机器是1.1 版本，那么导入数据时，1.1 版本的机器转发过来的数据是没schema的，此时这里会有错误。
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