Demo/Migrations/20241028031712_InitialCreate.cs

using System;
using Microsoft.EntityFrameworkCore.Migrations;
using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;

#nullable disable

namespace Demo.Migrations
{
    /// <inheritdoc />
    public partial class InitialCreate : Migration
    {
        /// <inheritdoc />
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.CreateTable(
                name: "Groups",
                columns: table => new
                {
                    ID = table.Column<int>(type: "integer", nullable: false)
                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
                    Name = table.Column<string>(type: "text", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_Groups", x => x.ID);
                });

            migrationBuilder.CreateTable(
                name: "Users",
                columns: table => new
                {
                    Guid = table.Column<Guid>(type: "uuid", nullable: false),
                    FIO = table.Column<string>(type: "text", nullable: false),
                    GroupID = table.Column<int>(type: "integer", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_Users", x => x.Guid);
                    table.ForeignKey(
                        name: "FK_Users_Groups_GroupID",
                        column: x => x.GroupID,
                        principalTable: "Groups",
                        principalColumn: "ID",
                        onDelete: ReferentialAction.Cascade);
                });

            migrationBuilder.CreateTable(
                name: "PresenceDaos",
                columns: table => new
                {
                    UserGuid = table.Column<Guid>(type: "uuid", nullable: false),
                    Date = table.Column<DateOnly>(type: "date", nullable: false),
                    LessonNumber = table.Column<int>(type: "integer", nullable: false),
                    IsAttedance = table.Column<bool>(type: "boolean", nullable: false),
                    userDAOGuid = table.Column<Guid>(type: "uuid", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_PresenceDaos", x => new { x.UserGuid, x.Date, x.LessonNumber });
                    table.ForeignKey(
                        name: "FK_PresenceDaos_Users_userDAOGuid",
                        column: x => x.userDAOGuid,
                        principalTable: "Users",
                        principalColumn: "Guid",
                        onDelete: ReferentialAction.Cascade);
                });

            migrationBuilder.CreateIndex(
                name: "IX_PresenceDaos_userDAOGuid",
                table: "PresenceDaos",
                column: "userDAOGuid");

            migrationBuilder.CreateIndex(
                name: "IX_Users_GroupID",
                table: "Users",
                column: "GroupID");
        }

        /// <inheritdoc />
        protected override void Down(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.DropTable(
                name: "PresenceDaos");

            migrationBuilder.DropTable(
                name: "Users");

            migrationBuilder.DropTable(
                name: "Groups");
        }
    }
}