在带有nestjs、sequelize和postgresql的where子句中使用日期,可以按照以下步骤进行操作:
import { Injectable } from '@nestjs/common';
import { Sequelize } from 'sequelize-typescript';
@Injectable()
export class DatabaseService {
private sequelize: Sequelize;
constructor() {
this.sequelize = new Sequelize({
dialect: 'postgres',
host: 'localhost',
port: 5432,
username: 'your_username',
password: 'your_password',
database: 'your_database',
});
}
getSequelizeInstance(): Sequelize {
return this.sequelize;
}
}
import { Table, Column, Model, DataType } from 'sequelize-typescript';
@Table
export class User extends Model<User> {
@Column({
type: DataType.STRING,
allowNull: false,
})
name: string;
@Column({
type: DataType.DATE,
allowNull: false,
})
birthdate: Date;
}
Op.between
操作符。示例代码如下:import { Op } from 'sequelize';
import { User } from './user.model';
const startDate = new Date('2000-01-01');
const endDate = new Date('2005-12-31');
const users = await User.findAll({
where: {
birthdate: {
[Op.between]: [startDate, endDate],
},
},
});
在上述代码中,Op.between
操作符用于指定日期范围,startDate
和endDate
分别表示查询的起始日期和结束日期。
希望以上信息对你有帮助!
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