server/aspnetapp/Migrations/20220407160037_orderinfo.cs

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using System;
using Microsoft.EntityFrameworkCore.Migrations;

#nullable disable

namespace aspnetapp.Migrations
{
    public partial class orderinfo : Migration
    {
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.AlterColumn<string>(
                name: "order_remark",
                table: "Orders",
                type: "varchar(1000)",
                maxLength: 1000,
                nullable: true,
                collation: "utf8_general_ci",
                oldClrType: typeof(string),
                oldType: "varchar(1000)",
                oldMaxLength: 1000)
                .Annotation("MySql:CharSet", "utf8")
                .OldAnnotation("MySql:CharSet", "utf8")
                .OldAnnotation("Relational:Collation", "utf8_general_ci");

            migrationBuilder.AddColumn<DateTime>(
                name: "order_fordt",
                table: "Orders",
                type: "datetime(6)",
                nullable: false,
                defaultValue: new DateTime(1, 1, 1, 0, 0, 0, 0, DateTimeKind.Unspecified));

            migrationBuilder.AddColumn<int>(
                name: "order_type",
                table: "Orders",
                type: "int",
                nullable: false,
                defaultValue: 0);
        }

        protected override void Down(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.DropColumn(
                name: "order_fordt",
                table: "Orders");

            migrationBuilder.DropColumn(
                name: "order_type",
                table: "Orders");

            migrationBuilder.UpdateData(
                table: "Orders",
                keyColumn: "order_remark",
                keyValue: null,
                column: "order_remark",
                value: "");

            migrationBuilder.AlterColumn<string>(
                name: "order_remark",
                table: "Orders",