Wang Yanlin created CALCITE-3295:
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Summary: Aggregate call name lost in serialized json string.
Key: CALCITE-3295
URL: https://issues.apache.org/jira/browse/CALCITE-3295
Project: Calcite
Issue Type: Bug
Reporter: Wang Yanlin
When serialize a relnode to json string, the name of aggregate call was lost.
For a sql string like this
{code:java}
SELECT max(SAL) as max_sal from EMP group by JOB;
{code}
The serialized json string is like this
{code:java}
{
"rels": [
{
"id": "0",
"relOp": "LogicalTableScan",
"table": [
"scott",
"EMP"
],
"inputs": []
},
{
"id": "1",
"relOp": "LogicalProject",
"fields": [
"JOB",
"SAL"
],
"exprs": [
{
"input": 2,
"name": "$2"
},
{
"input": 5,
"name": "$5"
}
]
},
{
"id": "2",
"relOp": "LogicalAggregate",
"group": [
0
],
"aggs": [
{
"agg": {
"name": "MAX",
"kind": "MAX",
"syntax": "FUNCTION"
},
"type": {
"type": "DECIMAL",
"nullable": true,
"precision": 7,
"scale": 2
},
"distinct": false,
"operands": [
1
],
}
]
},
{
"id": "3",
"relOp": "LogicalProject",
"fields": [
"max_sal"
],
"exprs": [
{
"input": 1,
"name": "$1"
}
]
}
]
}
{code}
Lost the name of max call.
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