QueryAggregateExpression 查询聚合函数

结构声明

TS Declaration

interface QueryAggregateExpression {
    "concept": "QueryAggregateExpression", // 产品概念
    "asName": string, // 聚合属性别名
    "aggregateName": "COUNT" | "COUNTD" | "SUM" | "AVG" | "MAX" | "MIN", // 聚合函数名称
    "aggregateParam": QueryFieldExpression, // 聚合函数参数
}

Java Class

class QueryAggregateExpressionTreeNode {
    ConceptEnum concept; // 产品概念
    String asName; // 聚合属性别名
    AggregateNameEnum aggregateName; // 聚合函数名称
    QueryFieldExpressionTreeNode aggregateParam; // 聚合函数参数
}

JSON Schema

{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "$ref": "#/definitions/QueryAggregateExpression",
    "definitions": {
        "QueryAggregateExpression": {
            "type": "object",
            "properties": {
                "concept": {
                    "type": "string",
                    "const": "QueryAggregateExpression"
                },
                "asName": {
                    "type": "string"
                },
                "aggregateName": {
                    "type": "string",
                    "enum": [
                        "COUNT",
                        "COUNTD",
                        "SUM",
                        "AVG",
                        "MAX",
                        "MIN"
                    ]
                },
                "aggregateParam": {
                    "$ref": "#/definitions/QueryFieldExpression"
                }
            },
            "required": [
                "concept",
                "asName",
                "aggregateName",
                "aggregateParam"
            ],
            "additionalProperties": false
        }
    }
}

示例

简单示例

JSON

{
    "concept": "QueryAggregateExpression",
    "asName": null,
    "aggregateName": null,
    "aggregateParam": null
}

YAML

concept: QueryAggregateExpression
asName: null
aggregateName: null
aggregateParam: null