csun5285 commented on code in PR #64484:
URL: https://github.com/apache/doris/pull/64484#discussion_r3410667559
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be/src/storage/tablet/tablet_schema.cpp:
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@@ -1219,6 +1219,26 @@ void TabletSchema::init_from_pb(const TabletSchemaPB&
schema, bool ignore_extrac
_skip_bitmap_col_idx = schema.skip_bitmap_col_idx();
_binlog_timestamp_col_idx = schema.binlog_timestamp_col_idx();
_binlog_lsn_col_idx = schema.binlog_lsn_col_idx();
+ // Compatibility downgrade:
+ // If the binlog column index is not set, dynamically search by column name
+ if (_binlog_lsn_col_idx == -1) {
Review Comment:
这个还没合并到 release 分支，不需要支持降级。
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