StudentEnrollmentNew/StudentEnrollment/StudentEnrollmentDatabaseImplement/Migrations/20240507161008_InitCreate.cs

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

#nullable disable

namespace StudentEnrollmentDatabaseImplement.Migrations
{
    /// <inheritdoc />
    public partial class InitCreate : Migration
    {
        /// <inheritdoc />
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.CreateTable(
                name: "exampoints",
                columns: table => new
                {
                    exampoints_id = table.Column<int>(type: "integer", nullable: false)
                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
                    firstexampoints = table.Column<int>(type: "integer", nullable: false),
                    secondexampoints = table.Column<int>(type: "integer", nullable: false),
                    thirdexampoints = table.Column<int>(type: "integer", nullable: false),
                    addpoints = table.Column<int>(type: "integer", nullable: false),
                    summary = table.Column<int>(type: "integer", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_exampoints", x => x.exampoints_id);
                });

            migrationBuilder.CreateTable(
                name: "faculty",
                columns: table => new
                {
                    faculty_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_faculty", x => x.faculty_id);
                });

            migrationBuilder.CreateTable(
                name: "student",
                columns: table => new
                {
                    student_id = table.Column<int>(type: "integer", nullable: false)
                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
                    firstname = table.Column<string>(type: "text", nullable: false),
                    lastname = table.Column<string>(type: "text", nullable: false),
                    middlename = table.Column<string>(type: "text", nullable: false),
                    email = table.Column<string>(type: "text", nullable: false),
                    tin = table.Column<long>(type: "bigint", nullable: false),
                    exampointsid = table.Column<int>(type: "integer", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_student", x => x.student_id);
                    table.ForeignKey(
                        name: "FK_student_exampoints_exampointsid",
                        column: x => x.exampointsid,
                        principalTable: "exampoints",
                        principalColumn: "exampoints_id",
                        onDelete: ReferentialAction.Cascade);
                });

            migrationBuilder.CreateTable(
                name: "course",
                columns: table => new
                {
                    course_id = table.Column<int>(type: "integer", nullable: false)
                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
                    name = table.Column<string>(type: "text", nullable: false),
                    facultyid = table.Column<int>(type: "integer", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_course", x => x.course_id);
                    table.ForeignKey(
                        name: "FK_course_faculty_facultyid",
                        column: x => x.facultyid,
                        principalTable: "faculty",
                        principalColumn: "faculty_id",
                        onDelete: ReferentialAction.Cascade);
                });

            migrationBuilder.CreateTable(
                name: "student_course",
                columns: table => new
                {
                    student_course_id = table.Column<int>(type: "integer", nullable: false)
                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
                    studentid = table.Column<int>(type: "integer", nullable: false),
                    courseid = table.Column<int>(type: "integer", nullable: false),
                    student_id = table.Column<int>(type: "integer", nullable: false),
                    course_id = table.Column<int>(type: "integer", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_student_course", x => x.student_course_id);
                    table.ForeignKey(
                        name: "FK_student_course_course_course_id",
                        column: x => x.course_id,
                        principalTable: "course",
                        principalColumn: "course_id",
                        onDelete: ReferentialAction.Cascade);
                    table.ForeignKey(
                        name: "FK_student_course_student_student_id",
                        column: x => x.student_id,
                        principalTable: "student",
                        principalColumn: "student_id",
                        onDelete: ReferentialAction.Cascade);
                });

            migrationBuilder.CreateIndex(
                name: "IX_course_facultyid",
                table: "course",
                column: "facultyid");

            migrationBuilder.CreateIndex(
                name: "IX_student_exampointsid",
                table: "student",
                column: "exampointsid");

            migrationBuilder.CreateIndex(
                name: "IX_student_course_course_id",
                table: "student_course",
                column: "course_id");

            migrationBuilder.CreateIndex(
                name: "IX_student_course_student_id",
                table: "student_course",
                column: "student_id");
        }

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

            migrationBuilder.DropTable(
                name: "course");

            migrationBuilder.DropTable(
                name: "student");

            migrationBuilder.DropTable(
                name: "faculty");

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