marechai/Cicm.Database/Migrations/20190519171846_DataAnnotations.cs

using Microsoft.EntityFrameworkCore.Migrations;

namespace Cicm.Database.Migrations
{
    public partial class DataAnnotations : Migration
    {
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.AlterColumn<string>(
                name: "Text",
                table: "CompanyDescriptions",
                maxLength: 262144,
                nullable: false,
                oldClrType: typeof(string),
                oldMaxLength: 262144,
                oldNullable: true);
        }

        protected override void Down(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.AlterColumn<string>(
                name: "Text",
                table: "CompanyDescriptions",
                maxLength: 262144,
                nullable: true,
                oldClrType: typeof(string),
                oldMaxLength: 262144);
        }
    }
}