ANTOOZA-BACKEND/Infrastructure/Persistence/Migrations/20260219091041_AddCoinMarketTable.cs

using Microsoft.EntityFrameworkCore.Migrations;

#nullable disable

namespace Infrastructure.Migrations.AppDb;

/// <inheritdoc />
public partial class AddCoinMarketTable : Migration
{
    /// <inheritdoc />
    protected override void Up(MigrationBuilder migrationBuilder)
    {
        migrationBuilder.DropColumn(
            name: "Market",
            table: "Coin");

        migrationBuilder.CreateTable(
            name: "CoinMarket",
            columns: table => new
            {
                ID = table.Column<int>(type: "int", nullable: false, comment: "PK")
                    .Annotation("SqlServer:Identity", "1, 1"),
                CoinID = table.Column<int>(type: "int", nullable: false, comment: "코인 ID"),
                Market = table.Column<string>(type: "nvarchar(30)", maxLength: 30, nullable: false, comment: "거래쌍 (KRW-BTC 등)")
            },
            constraints: table =>
            {
                table.PrimaryKey("PK_CoinMarket", x => x.ID);
                table.ForeignKey(
                    name: "FK_CoinMarket_Coin_CoinID",
                    column: x => x.CoinID,
                    principalTable: "Coin",
                    principalColumn: "ID",
                    onDelete: ReferentialAction.Cascade);
            },
            comment: "코인-거래쌍 연결");

        migrationBuilder.CreateIndex(
            name: "IX_CoinMarket_CoinID_Market",
            table: "CoinMarket",
            columns: new[] { "CoinID", "Market" },
            unique: true);

        migrationBuilder.CreateIndex(
            name: "IX_CoinMarket_Market",
            table: "CoinMarket",
            column: "Market");
    }

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

        migrationBuilder.AddColumn<string>(
            name: "Market",
            table: "Coin",
            type: "nvarchar(30)",
            maxLength: 30,
            nullable: false,
            defaultValue: "",
            comment: "거래쌍 (KRW-BTC 등)");
    }
}