Files
doris/fe
LiBinfeng f84af95ac4 [feature](Nereids) Add minidump replay and refactor user feature of minidump (#20716)
### Two main changes:
- 1、add minidump replay
- 2、change minidump serialization of statistic messages and some interface between main logic of nereids optimizer and minidump

### Use of nereids ut:
- 1、save minidump files:  
        Execute command by mysql-client:
```
set enable_nereids_planner=true;
set enable_minidump=true;
```
        Execute sql in mysql-client
- 2、use nereids-ut script to execute directory:
```
cp -r ${DORIS_HOME}/minidump ${DORIS_HOME}/output/fe && cd ${DORIS_HOME}/output/fe
./nereids_ut --d ${directory_of_minidump_files}
```

### Refactor of minidump
- move statistics used serialization to serialization of input and serialize with catalogs
- generating minidump file only when enable_minidump flag is set, minidump module interactive with main optimizer only by :
serializeInputsToDumpFile(catalog, statistics, query) && serializeOutputsToDumpFile(outputplan).
2023-07-25 15:26:19 +08:00
..

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# fe-common

This module is used to store some common classes of other modules.

# spark-dpp

This module is Spark DPP program, used for Spark Load function.
Depends: fe-common

# fe-core

This module is the main process module of FE.
Depends: fe-common, spark-dpp