Implement traits system (#10693)

Content.Server.Database/Migrations/Postgres/20220816163319_Traits.cs

@@ -0,0 +1,44 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace Content.Server.Database.Migrations.Postgres
+{
+    public partial class Traits : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "trait",
+                columns: table => new
+                {
+                    trait_id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    profile_id = table.Column<int>(type: "integer", nullable: false),
+                    trait_name = table.Column<string>(type: "text", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_trait", x => x.trait_id);
+                    table.ForeignKey(
+                        name: "FK_trait_profile_profile_id",
+                        column: x => x.profile_id,
+                        principalTable: "profile",
+                        principalColumn: "profile_id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_trait_profile_id",
+                table: "trait",
+                column: "profile_id");
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "trait");
+        }
+    }
+}