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50 lines
2.0 KiB
50 lines
2.0 KiB
using System;
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using System.IO;
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using MediaBrowser.Controller;
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using Microsoft.Extensions.Logging;
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using SQLitePCL.pretty;
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namespace Jellyfin.Server.Migrations.Routines
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{
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/// <summary>
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/// Migration to add table indexes to optimize the Persons query.
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/// </summary>
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public class AddPeopleQueryIndex : IMigrationRoutine
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{
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private const string DbFilename = "library.db";
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private readonly ILogger<AddPeopleQueryIndex> _logger;
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private readonly IServerApplicationPaths _serverApplicationPaths;
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/// <summary>
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/// Initializes a new instance of the <see cref="AddPeopleQueryIndex"/> class.
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/// </summary>
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/// <param name="logger">Instance of the <see cref="ILogger{AddPeopleQueryIndex}"/> interface.</param>
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/// <param name="serverApplicationPaths">Instance of the <see cref="IServerApplicationPaths"/> interface.</param>
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public AddPeopleQueryIndex(ILogger<AddPeopleQueryIndex> logger, IServerApplicationPaths serverApplicationPaths)
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{
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_logger = logger;
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_serverApplicationPaths = serverApplicationPaths;
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}
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/// <inheritdoc />
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public Guid Id => new Guid("DE009B59-BAAE-428D-A810-F67762DC05B8");
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/// <inheritdoc />
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public string Name => "AddPeopleQueryIndex";
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/// <inheritdoc />
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public bool PerformOnNewInstall => true;
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/// <inheritdoc />
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public void Perform()
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{
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var databasePath = Path.Join(_serverApplicationPaths.DataPath, DbFilename);
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using var connection = SQLite3.Open(databasePath, ConnectionFlags.ReadWrite, null);
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_logger.LogInformation("Creating index idx_TypedBaseItemsUserDataKeyType");
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connection.Execute("CREATE INDEX IF NOT EXISTS idx_TypedBaseItemsUserDataKeyType ON TypedBaseItems(UserDataKey, Type);");
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_logger.LogInformation("Creating index idx_PeopleNameListOrder");
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connection.Execute("CREATE INDEX IF NOT EXISTS idx_PeopleNameListOrder ON People(Name, ListOrder);");
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}
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}
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}
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