Skip to main content
Version: 3.3

QueryOrderByExpression 查询排序子句

1. 结构声明​

class QueryOrderByExpression extends LogicItem {
    orderElement: LogicItem;
    order: LogicItem;
}

2. 节点示例​

(1) 示例​

AST 如下：​

{
    "concept": "QueryOrderByExpression",
    "orderElement": {
        "concept": "Identifier",
        "namespace": "",
        "name": "sort"
    },
    "order": {
        "concept": "Identifier",
        "namespace": "",
        "name": "order"
    }
}

(2) 示例​

AST 如下：​

{
    "concept": "QueryOrderByExpression",
    "orderElement": {
        "concept": "QueryFieldExpression",
        "isDotStar": false,
        "entityAsName": "Product",
        "propertyName": "createdTime",
        "asName": ""
    },
    "order": {
        "concept": "StringLiteral",
        "value": "DESC"
    }
}

(3) 示例​

AST 如下：​

{
    "concept": "QueryOrderByExpression",
    "orderElement": {
        "concept": "Identifier",
        "namespace": "inner",
        "name": "productName"
    },
    "order": {
        "concept": "StringLiteral",
        "value": "ASC"
    }
}