BiteTheDDDDt opened a new pull request, #23425:
URL: https://github.com/apache/doris/pull/23425
## Proposed changes
fix core dump on create materialized view when diffrent mv column have same
reference base column
```cpp
*** SIGSEGV invalid permissions for mapped object (@0x7f8343550000) received
by PID 74569 (TID 75284 OR 0x7f84e4fe1640) from PID 1129644032; stack trace: ***
0# doris::signal::(anonymous namespace)::FailureSignalHandler(int,
siginfo_t*, void*) at /root/src/doris/be/src/common/signal_handler.h:413
1# os::Linux::chained_handler(int, siginfo*, void*) in
/opt/jdk1.8.0_351/jre/lib/amd64/server/libjvm.so
2# JVM_handle_linux_signal in
/opt/jdk1.8.0_351/jre/lib/amd64/server/libjvm.so
3# signalHandler(int, siginfo*, void*) in
/opt/jdk1.8.0_351/jre/lib/amd64/server/libjvm.so
4# 0x00007F90F3149A60 in /lib64/libc.so.6
5#
doris::vectorized::AggregateFunctionsSingleValue<doris::vectorized::AggregateFunctionMaxData<doris::vectorized::SingleValueDataDecimal<doris::vectorized::Decimal<long>
> > >::add(char*, doris::vectorized::IColumn const**, unsigned long,
doris::vectorized::Arena*) const at
/root/src/doris/be/src/vec/aggregate_functions/aggregate_function_min_max.h:532
6#
doris::MultiBlockMerger::merge(std::vector<std::unique_ptr<doris::vectorized::Block,
std::default_delete<doris::vectorized::Block> >,
std::allocator<std::unique_ptr<doris::vectorized::Block,
std::default_delete<doris::vectorized::Block> > > > const&,
doris::RowsetWriter*, unsigned long*) at
/root/src/doris/be/src/olap/schema_change.cpp:150
7#
doris::VSchemaChangeWithSorting::_internal_sorting(std::vector<std::unique_ptr<doris::vectorized::Block,
std::default_delete<doris::vectorized::Block> >,
std::allocator<std::unique_ptr<doris::vectorized::Block,
std::default_delete<doris::vectorized::Block> > > > const&, doris::Version
const&, long, std::shared_ptr<doris::Tablet>, doris::RowsetTypePB,
doris::SegmentsOverlapPB, std::shared_ptr<doris::Rowset>*) at
/root/src/doris/be/src/olap/schema_change.cpp:612
8#
doris::VSchemaChangeWithSorting::_inner_process(std::shared_ptr<doris::RowsetReader>,
doris::RowsetWriter*, std::shared_ptr<doris::Tablet>,
std::shared_ptr<doris::TabletSchema>)::$_1::operator()() const at
/root/src/doris/be/src/olap/schema_change.cpp:535
9#
doris::VSchemaChangeWithSorting::_inner_process(std::shared_ptr<doris::RowsetReader>,
doris::RowsetWriter*, std::shared_ptr<doris::Tablet>,
std::shared_ptr<doris::TabletSchema>) at
/root/src/doris/be/src/olap/schema_change.cpp:579
10# doris::SchemaChange::process(std::shared_ptr<doris::RowsetReader>,
doris::RowsetWriter*, std::shared_ptr<doris::Tablet>,
std::shared_ptr<doris::Tablet>, std::shared_ptr<doris::TabletSchema>) at
/root/src/doris/be/src/olap/schema_change.h:121
11#
doris::SchemaChangeHandler::_convert_historical_rowsets(doris::SchemaChangeHandler::SchemaChangeParams
const&) at /root/src/doris/be/src/olap/schema_change.cpp:1120
12#
doris::SchemaChangeHandler::_do_process_alter_tablet_v2(doris::TAlterTabletReqV2
const&) in /opt/doris/be/lib/doris_be
13#
doris::SchemaChangeHandler::process_alter_tablet_v2(doris::TAlterTabletReqV2
const&) at /root/src/doris/be/src/olap/schema_change.cpp:665
14# doris::EngineAlterTabletTask::execute() at
/root/src/doris/be/src/olap/task/engine_alter_tablet_task.cpp:51
15# doris::StorageEngine::execute_task(doris::EngineTask*) at
/root/src/doris/be/src/olap/storage_engine.cpp:1082
16# doris::AlterTableTaskPool::_alter_tablet(doris::TAgentTaskRequest
const&, long, doris::TTaskType::type, doris::TFinishTaskRequest*) at
/root/src/doris/be/src/agent/task_worker_pool.cpp:1726
17# doris::AlterTableTaskPool::_alter_tablet_worker_thread_callback() at
/root/src/doris/be/src/agent/task_worker_pool.cpp:1692
18# doris::ThreadPool::dispatch_thread() in /opt/doris/be/lib/doris_be
19# doris::Thread::supervise_thread(void*) at
/root/src/doris/be/src/util/thread.cpp:466
20# start_thread in /lib64/libpthread.so.0
21# clone in /lib64/libc.so.6
```
## Further comments
If this is a relatively large or complex change, kick off the discussion at
[[email protected]](mailto:[email protected]) by explaining why you
chose the solution you did and what alternatives you considered, etc...
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