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这是相关的阿波罗密码。 (许多数据库字段已使其更快/更容易阅读这篇文章被省略。)未从Apollo返回给客户端的相关数据?
连接器
const userAccountsDataModel = db.define('userAccountsData', {
id: {type: Sequelize.STRING, primaryKey: true},
picture_medium: {type: Sequelize.STRING}
});
const associatesDataModel = db.define('associatesData', {
_id: {type: Sequelize.STRING, primaryKey: true},
first_name: {type: Sequelize.STRING},
last_name: {type: Sequelize.STRING},
userID: {type: Sequelize.STRING},
});
associatesDataModel.belongsTo(userAccountsDataModel, {foreignKey: 'userID'});
SCHEMA
type userAccountsData {
id: String
picture_medium: String
}
type associatesData {
_id: String
first_name: String
last_name: String
userID: String
userAccountsData: [userAccountsData]
}
QUERY
const GETONEASSOCIATE_QUERY = gql`
query getOneAssociate($_id: String!) {
getOneAssociate(_id: $_id) {
_id
first_name
last_name
userID
accountsData{
id
picture_medium
}
}
} `;
RESOLVER
getOneAssociate(_, args) {
console.log('in getOneAssociate');
var ret = connectors.associatesData.findAll({
where: args,
include: [connectors.userAccountsData],
logging: console.log
}).then((res) => res.map((item) => item.dataValues));
return ret;
},
通过Sequelize,分解生成的SQL语句:
SELECT "associatesData"."_id",
"associatesData"."first_name",
"associatesData"."last_name",
"associatesData"."userID",
"userAccountsDatum"."id" AS "userAccountsDatum.id",
"userAccountsDatum"."picture_medium" AS "userAccountsDatum.picture_medium"
FROM "associatesDatas" AS "associatesData"
LEFT OUTER JOIN "userAccountsData" AS "userAccountsDatum"
ON "associatesData"."userID" = "userAccountsDatum"."id"
WHERE "associatesData"."_id" = '35';
当我跑在我的SQL客户端上面的SQL,我可以看到,力求所有数据被返回,包括来自相关“userAccountsData”表的数据。
但是,当数据到达我的客户端代码在JavaScript浏览器中运行时,相关表中的数据丢失 - 应包含它的对象为空。
我错过了什么?
在此先感谢所有的任何信息!
没有必要做'res.map((item)=> item.dataValues)'。尝试返回整个'res' –
虽然不需要'res.map',但是返回整个'res'不能解决异常。 – VikR