TypeORM_增删改查

示例

增加数据

import { getConnection } from "typeorm";
import { User } from "./entity/User";
 
const user = new User();
user.name = "Alice";
user.age = 30;
 
await getConnection().manager.save(user);

查询数据

import { getConnection } from "typeorm";
import { User } from "./entity/User";
 
const users = await getConnection().manager.find(User);
 
console.log(users);

更新数据

import { getConnection } from "typeorm";
import { User } from "./entity/User";
 
const user = await getConnection().manager.findOne(User, 1);
if (user) {
    user.age = 31;
    await getConnection().manager.save(user);
}

删除数据

import { getConnection } from "typeorm";
import { User } from "./entity/User";
 
const user = await getConnection().manager.findOne(User, 1);
if (user) {
    await getConnection().manager.remove(user);
}