From 1c0d4001aba57c1490ac961cbb5fbacd2133deec Mon Sep 17 00:00:00 2001
From: Shannon <sdeminick@gmail.com>
Date: Thu, 9 Feb 2017 17:27:23 +1100
Subject: [PATCH] U4-9433 Add index to path column on umbracoNode

---
 src/Umbraco.Core/Models/Rdbms/NodeDto.cs      |  1 +
 .../AddIndexToUmbracoNodePath.cs              | 42 +++++++++++++++++++
 src/Umbraco.Core/Umbraco.Core.csproj          |  1 +
 3 files changed, 44 insertions(+)
 create mode 100644 src/Umbraco.Core/Persistence/Migrations/Upgrades/TargetVersionSevenSixZero/AddIndexToUmbracoNodePath.cs

diff --git a/src/Umbraco.Core/Models/Rdbms/NodeDto.cs b/src/Umbraco.Core/Models/Rdbms/NodeDto.cs
index c5fac092df..c61ece96cf 100644
--- a/src/Umbraco.Core/Models/Rdbms/NodeDto.cs
+++ b/src/Umbraco.Core/Models/Rdbms/NodeDto.cs
@@ -35,6 +35,7 @@ namespace Umbraco.Core.Models.Rdbms
 
         [Column("path")]
         [Length(150)]
+        [Index(IndexTypes.NonClustered, Name = "IX_umbracoNodePath")]
         public string Path { get; set; }
 
         [Column("sortOrder")]
diff --git a/src/Umbraco.Core/Persistence/Migrations/Upgrades/TargetVersionSevenSixZero/AddIndexToUmbracoNodePath.cs b/src/Umbraco.Core/Persistence/Migrations/Upgrades/TargetVersionSevenSixZero/AddIndexToUmbracoNodePath.cs
new file mode 100644
index 0000000000..229311dd9f
--- /dev/null
+++ b/src/Umbraco.Core/Persistence/Migrations/Upgrades/TargetVersionSevenSixZero/AddIndexToUmbracoNodePath.cs
@@ -0,0 +1,42 @@
+using System.Linq;
+using Umbraco.Core.Logging;
+using Umbraco.Core.Persistence.DatabaseModelDefinitions;
+using Umbraco.Core.Persistence.SqlSyntax;
+
+namespace Umbraco.Core.Persistence.Migrations.Upgrades.TargetVersionSevenSixZero
+{
+    [Migration("7.6.0", 0, Constants.System.UmbracoMigrationName)]
+    public class AddIndexToUmbracoNodePath : MigrationBase
+    {
+        public AddIndexToUmbracoNodePath(ISqlSyntaxProvider sqlSyntax, ILogger logger) 
+            : base(sqlSyntax, logger)
+        { }
+
+        public override void Up()
+        {
+            var dbIndexes = SqlSyntax.GetDefinedIndexes(Context.Database)
+                .Select(x => new DbIndexDefinition()
+                {
+                    TableName = x.Item1,
+                    IndexName = x.Item2,
+                    ColumnName = x.Item3,
+                    IsUnique = x.Item4
+                }).ToArray();
+
+            //make sure it doesn't already exist
+            if (dbIndexes.Any(x => x.IndexName.InvariantEquals("IX_umbracoNodePath")) == false)
+            {
+                Create.Index("IX_umbracoNodePath").OnTable("umbracoNode")
+                    .OnColumn("path")
+                    .Ascending()
+                    .WithOptions()
+                    .NonClustered();
+            }
+        }
+
+        public override void Down()
+        {
+            Delete.Index("IX_umbracoNodePath").OnTable("umbracoNode");
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/Umbraco.Core/Umbraco.Core.csproj b/src/Umbraco.Core/Umbraco.Core.csproj
index 5e47d23486..94267cf21f 100644
--- a/src/Umbraco.Core/Umbraco.Core.csproj
+++ b/src/Umbraco.Core/Umbraco.Core.csproj
@@ -479,6 +479,7 @@
     <Compile Include="Persistence\Migrations\Upgrades\TargetVersionSevenFourZero\AddUniqueIdPropertyTypeGroupColumn.cs" />
     <Compile Include="Persistence\Migrations\Upgrades\TargetVersionSevenFourZero\RemoveParentIdPropertyTypeGroupColumn.cs" />
     <Compile Include="Persistence\Mappers\TaskTypeMapper.cs" />
+    <Compile Include="Persistence\Migrations\Upgrades\TargetVersionSevenSixZero\AddIndexToUmbracoNodePath.cs" />
     <Compile Include="Persistence\Migrations\Upgrades\TargetVersionSevenSixZero\AddRelationTypeUniqueIdColumn.cs" />
     <Compile Include="Persistence\Migrations\Upgrades\TargetVersionSevenSixZero\AddMacroUniqueIdColumn.cs" />
     <Compile Include="Persistence\Migrations\Upgrades\TargetVersionSevenSixZero\RemovePropertyDataIdIndex.cs" />