feat: add EF extension to have an ColumnStoreIndex

src/Be.Vlaanderen.Basisregisters.ProjectionHandling.Runner/MigrationExtensions/ExtendedSqlServerMigrationsAnnotationProvider.cs

@@ -0,0 +1,23 @@
+namespace Be.Vlaanderen.Basisregisters.ProjectionHandling.Runner.MigrationExtensions
+{
+    using System.Collections.Generic;
+    using System.Linq;
+    using Microsoft.EntityFrameworkCore.Infrastructure;
+    using Microsoft.EntityFrameworkCore.Metadata;
+    using Microsoft.EntityFrameworkCore.Migrations;
+    using Microsoft.EntityFrameworkCore.SqlServer.Migrations.Internal;
+
+    public class ExtendedSqlServerMigrationsAnnotationProvider : SqlServerMigrationsAnnotationProvider
+    {
+        public ExtendedSqlServerMigrationsAnnotationProvider(MigrationsAnnotationProviderDependencies dependencies) : base(dependencies)
+        { }
+
+        public override IEnumerable<IAnnotation> For(IIndex index)
+        {
+            var baseAnnotations = base.For(index);
+            var customAnnotations = index.GetAnnotations().Where(a => a.Name == IndexExtensions.ColumnStoreIndexAnnotationName);
+
+            return baseAnnotations.Concat(customAnnotations);
+        }
+    }
+}

src/Be.Vlaanderen.Basisregisters.ProjectionHandling.Runner/MigrationExtensions/ExtendedSqlServerMigrationsSqlGenerator.cs

@@ -0,0 +1,24 @@
+namespace Be.Vlaanderen.Basisregisters.ProjectionHandling.Runner.MigrationExtensions
+{
+    using Microsoft.EntityFrameworkCore.Metadata;
+    using Microsoft.EntityFrameworkCore.Migrations;
+    using Microsoft.EntityFrameworkCore.Migrations.Operations;
+
+    public class ExtendedSqlServerMigrationsSqlGenerator : SqlServerMigrationsSqlGenerator
+    {
+        public ExtendedSqlServerMigrationsSqlGenerator(MigrationsSqlGeneratorDependencies dependencies, IMigrationsAnnotationProvider migrationsAnnotations) :
+            base(dependencies, migrationsAnnotations)
+        { }
+
+        protected override void IndexTraits(MigrationOperation operation, IModel model, MigrationCommandListBuilder builder)
+        {
+            base.IndexTraits(operation, model, builder);
+
+            var includeIndexAnnotation = operation.FindAnnotation(IndexExtensions.ColumnStoreIndexAnnotationName);
+            if (includeIndexAnnotation != null)
+            {
+                builder.Append("COLUMNSTORE ");
+            }
+        }
+    }
+}

src/Be.Vlaanderen.Basisregisters.ProjectionHandling.Runner/MigrationExtensions/IndexExtensions.cs

@@ -0,0 +1,21 @@
+namespace Be.Vlaanderen.Basisregisters.ProjectionHandling.Runner.MigrationExtensions
+{
+    using System.Text;
+    using Microsoft.EntityFrameworkCore;
+    using Microsoft.EntityFrameworkCore.Metadata.Builders;
+
+    public static class IndexExtensions
+    {
+        public static string ColumnStoreIndexAnnotationName = "SqlServer:ColumnStoreIndex";
+
+        public static IndexBuilder IsColumnStore(this IndexBuilder indexBuilder, string name)
+        {
+            var includeStatement = new StringBuilder();
+
+            indexBuilder.HasAnnotation(ColumnStoreIndexAnnotationName, includeStatement.ToString());
+            indexBuilder.HasName(name);
+
+            return indexBuilder;
+        }
+    }
+}