20201222175310_MSAddSwarmIdentifer.cs

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using System;
 
using Microsoft.EntityFrameworkCore.Migrations;
 
namespace Tgstation.Server.Host.Database.Migrations
{
    public partial class MSAddSwarmIdentifer : Migration
    {
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            ArgumentNullException.ThrowIfNull(migrationBuilder);
 
            migrationBuilder.DropIndex(
                name: "IX_Instances_Path",
                table: "Instances");
 
            migrationBuilder.AddColumn<string>(
                name: "SwarmIdentifer",
                table: "Instances",
                nullable: true);
 
            migrationBuilder.CreateIndex(
                name: "IX_Instances_Path_SwarmIdentifer",
                table: "Instances",
                columns: new[] { "Path", "SwarmIdentifer" },
                unique: true,
                filter: "[SwarmIdentifer] IS NOT NULL");
        }
 
        protected override void Down(MigrationBuilder migrationBuilder)
        {
            ArgumentNullException.ThrowIfNull(migrationBuilder);
 
            migrationBuilder.DropIndex(
                name: "IX_Instances_Path_SwarmIdentifer",
                table: "Instances");
 
            migrationBuilder.DropColumn(
                name: "SwarmIdentifer",
                table: "Instances");
 
            migrationBuilder.CreateIndex(
                name: "IX_Instances_Path",
                table: "Instances",
                column: "Path",
                unique: true);
        }
    }
}