public void AddQuerySourcesRequiringMaterialization(QueryModel queryModel)
{
var requiresMaterializationExpressionVisitor
= _requiresMaterializationExpressionVisitorFactory
.Create(_queryModelVisitor);
var querySourcesRequiringMaterialization = requiresMaterializationExpressionVisitor
.FindQuerySourcesRequiringMaterialization(queryModel);
var groupJoinCompensatingVisitor = new GroupJoinMaterializationCompensatingVisitor();
groupJoinCompensatingVisitor.VisitQueryModel(queryModel);
var blockedMemberPushdownCompensatingVisitor = new BlockedMemberPushdownCompensatingVisitor();
queryModel.TransformExpressions(blockedMemberPushdownCompensatingVisitor.Visit);
var setResultOperatorsCompensatingVisitor = new SetResultOperatorsCompensatingVisitor(this);
setResultOperatorsCompensatingVisitor.VisitQueryModel(queryModel);
_querySourcesRequiringMaterialization.UnionWith(
querySourcesRequiringMaterialization
.Concat(groupJoinCompensatingVisitor.QuerySources)
.Concat(blockedMemberPushdownCompensatingVisitor.QuerySources));
}
/// <summary>
/// Determines all query sources that require materialization.
/// </summary>
/// <param name="queryModelVisitor"> The query model visitor. </param>
/// <param name="queryModel"> The query model. </param>
public virtual void FindQuerySourcesRequiringMaterialization(
[NotNull] EntityQueryModelVisitor queryModelVisitor, [NotNull] QueryModel queryModel)
{
Check.NotNull(queryModelVisitor, nameof(queryModelVisitor));
Check.NotNull(queryModel, nameof(queryModel));
var requiresMaterializationExpressionVisitor
= _requiresMaterializationExpressionVisitorFactory
.Create(queryModelVisitor);
var querySourcesRequiringMaterialization = requiresMaterializationExpressionVisitor
.FindQuerySourcesRequiringMaterialization(queryModel);
var groupJoinCompensatingVisitor = new GroupJoinMaterializationCompensatingVisitor();
groupJoinCompensatingVisitor.VisitQueryModel(queryModel);
var optionalCollectionNavigationCompensatingVisitor = new OptionalCollectionNavigationCompensatingVisitor();
optionalCollectionNavigationCompensatingVisitor.VisitQueryModel(queryModel);
QuerySourcesRequiringMaterialization.UnionWith(
querySourcesRequiringMaterialization
.Concat(groupJoinCompensatingVisitor.QuerySources)
.Concat(optionalCollectionNavigationCompensatingVisitor.QuerySources));
}
