Node.js Sequelize findOrCreate()不创建对象
我正在将Rails应用程序的JSON api移动到Node.js。我使用的是ORM来访问我的postgres数据库中的数据 但是,当我尝试使用findOrCreate()并需要创建记录时,会发生一些奇怪的事情:Node.js Sequelize findOrCreate()不创建对象,node.js,postgresql,orm,sequelize.js,Node.js,Postgresql,Orm,Sequelize.js,我正在将Rails应用程序的JSON api移动到Node.js。我使用的是ORM来访问我的postgres数据库中的数据 但是,当我尝试使用findOrCreate()并需要创建记录时,会发生一些奇怪的事情: INSERT INTO "gameweeks" ("id","number","gw_pts","transfers","transfers_malus","team_id","captain_id","vice_captain_id","in_bank","team_value","o
INSERT INTO "gameweeks" ("id","number","gw_pts","transfers","transfers_malus","team_id","captain_id","vice_captain_id","in_bank","team_value","overall_rank") VALUES (NULL,16,NULL,NULL,NULL,6,NULL,NULL,NULL,NULL,NULL) RETURNING *;
Executing (default): SELECT * FROM "gameweeks" WHERE "gameweeks"."team_id"=12 AND "gameweeks"."number"=16 LIMIT 1;
它似乎试图创建一个没有任何id的记录,因此抛出了错误
error: null value in column "id" violates not-null constraint
当它不需要创建记录(更新或只是读取数据)时,它可以正常工作
这是我的密码:
续集选项
sequelize = new Sequelize('dashboard_development', 'dashboard', null, {
dialect: "postgres",
port: 5432,
define: {
underscored: true,
timestamps: false
},
sync: { force: true }
})
型号
gameweek.js:
module.exports = function(sequelize, DataTypes) {
return sequelize.define('gameweek', {
number: DataTypes.INTEGER,
gw_pts: DataTypes.INTEGER,
transfers: DataTypes.INTEGER,
transfers_malus: DataTypes.INTEGER,
team_id: DataTypes.INTEGER,
captain_id: DataTypes.INTEGER,
vice_captain_id: DataTypes.INTEGER,
in_bank: DataTypes.FLOAT,
team_value: DataTypes.FLOAT,
overall_rank: DataTypes.INTEGER
});
};
其协会:
global.db.Gameweek.belongsTo(global.db.Team)
.hasMany(global.db.Player, {as: "substitutes", joinTableName: "gameweeks_substitutes"})
.hasMany(global.db.Player, {joinTableName: "gameweeks_players"})
.belongsTo(global.db.Player, {as: "captain", foreignKey: "captain_id"})
.belongsTo(global.db.Player, {as: "vice_captain", foreignKey: "vice_captain_id"})
以及我使用findOrCreate的代码:
db.Team.find({where: {fpl_id: fplTeamId}}).complete(function (err, team){
if (err) throw err;
db.Gameweek.findOrCreate({team_id: team.id, number: gwNumber}).complete(function (err, gameweek, created) {
if (err) throw err;
// Do stuff with the returned gameweek
})
})
有人能帮我或给我指出正确的方向吗
谢谢 你能试试这个吗:
sequelize = new Sequelize('dashboard_development', 'dashboard', null, {
dialect: "postgres",
port: 5432,
define: {
underscored: true,
timestamps: false
},
sync: { force: true },
omitNull: true
})