kaka11chen opened a new pull request, #25446:
URL: https://github.com/apache/doris/pull/25446
## Proposed changes
Add explain tree functionality which contains fragment ids for profile
analysis.
```
mysql> explain tree select sum(l_orderkey) from lineitem, orders where
l_orderkey = o_orderkey;
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Explain String(Nereids Planner)
|
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| [414]:[414: ResultSink]||[Fragment: 0]||VRESULT SINK|| MYSQL_PROTOCAL||
|
| --[414]:[414: VAGGREGATE (merge finalize)]||[Fragment: 0]||cardinality=1||
|
| ----[411]:[411: VEXCHANGE]||[Fragment: 0]||offset: 0||
|
| ------[411]:[411: DataStreamSink]||[Fragment: 1]||STREAM DATA SINK||
EXCHANGE ID: 411|| UNPARTITIONED
|
| --------[408]:[408: VAGGREGATE (update serialize)]||[Fragment:
1]||cardinality=1||
|
| ----------[402]:[402: VHASH JOIN]||[Fragment: 1]||join op: INNER
JOIN(PARTITIONED)[]||cardinality=593,132,346||
|
| ------------[392]:[392: VEXCHANGE]||[Fragment: 1]||offset: 0||
|
| --------------[392]:[392: DataStreamSink]||[Fragment: 2]||STREAM DATA
SINK|| EXCHANGE ID: 392|| HASH_PARTITIONED
|
| ----------------[386]:[386: VHIVE_SCAN_NODE]||[Fragment: 2]||table:
lineitem||inputSplitNum=144, totalFileSize=16632158739,
scanRanges=144||partition=1/1||cardinality=600037902, numNodes=1||pushdown
agg=NONE|| |
| ------------[399]:[399: VEXCHANGE]||[Fragment: 1]||offset: 0||
|
| --------------[399]:[399: DataStreamSink]||[Fragment: 3]||STREAM DATA
SINK|| EXCHANGE ID: 399|| HASH_PARTITIONED
|
| ----------------[393]:[393: VHIVE_SCAN_NODE]||[Fragment: 3]||table:
orders||inputSplitNum=48, totalFileSize=3984213353,
scanRanges=48||partition=1/1||cardinality=150000000, numNodes=1||pushdown
agg=NONE|| |
+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
12 rows in set (0.04 sec)
```
## 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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