public override EntityQueryModelVisitor Create(
QueryCompilationContext queryCompilationContext,
EntityQueryModelVisitor parentEntityQueryModelVisitor)
=>
new SqlServerQueryModelVisitor(
Model,
QueryOptimizer,
NavigationRewritingExpressionVisitorFactory,
SubQueryMemberPushDownExpressionVisitor,
QuerySourceTracingExpressionVisitorFactory,
EntityResultFindingExpressionVisitorFactory,
TaskBlockingExpressionVisitor,
MemberAccessBindingExpressionVisitorFactory,
OrderingExpressionVisitorFactory,
ProjectionExpressionVisitorFactory,
EntityQueryableExpressionVisitorFactory,
QueryAnnotationExtractor,
ResultOperatorHandler,
EntityMaterializerSource,
ExpressionPrinter,
RelationalAnnotationProvider,
IncludeExpressionVisitorFactory,
SqlTranslatingExpressionVisitorFactory,
CompositePredicateExpressionVisitorFactory,
QueryFlattenerFactory,
ContextOptions,
(RelationalQueryCompilationContext)Check.NotNull(queryCompilationContext, nameof(queryCompilationContext)),
(SqlServerQueryModelVisitor)parentEntityQueryModelVisitor);
public virtual EntityTrackingInfo Create(
QueryCompilationContext queryCompilationContext,
QuerySourceReferenceExpression querySourceReferenceExpression,
IEntityType entityType)
{
var trackingInfo = new EntityTrackingInfo(
_keyValueFactorySource,
queryCompilationContext,
querySourceReferenceExpression,
entityType);
return trackingInfo;
}
public EntityResultFindingExpressionTreeVisitor(
[NotNull] QueryCompilationContext queryCompilationContext)
{
Check.NotNull(queryCompilationContext, nameof(queryCompilationContext));
_queryCompilationContext = queryCompilationContext;
_untrackedQuerySources
= new HashSet<IQuerySource>(
_queryCompilationContext.QueryAnnotations
.OfType<AsNoTrackingQueryAnnotation>()
.Select(qa => qa.QuerySource));
}
public virtual EntityTrackingInfo Create(
QueryCompilationContext queryCompilationContext,
QuerySourceReferenceExpression querySourceReferenceExpression,
IEntityType entityType)
{
var trackingInfo = new EntityTrackingInfo(
_entityKeyFactorySource,
_clrPropertyGetterSource,
queryCompilationContext,
querySourceReferenceExpression,
entityType);
return trackingInfo;
}
/// <summary>
/// This API supports the Entity Framework Core infrastructure and is not intended to be used
/// directly from your code. This API may change or be removed in future releases.
/// </summary>
public override EntityQueryModelVisitor Create(
QueryCompilationContext queryCompilationContext, EntityQueryModelVisitor parentEntityQueryModelVisitor)
=> new InMemoryQueryModelVisitor(
QueryOptimizer,
NavigationRewritingExpressionVisitorFactory,
SubQueryMemberPushDownExpressionVisitor,
QuerySourceTracingExpressionVisitorFactory,
EntityResultFindingExpressionVisitorFactory,
TaskBlockingExpressionVisitor,
MemberAccessBindingExpressionVisitorFactory,
OrderingExpressionVisitorFactory,
ProjectionExpressionVisitorFactory,
EntityQueryableExpressionVisitorFactory,
QueryAnnotationExtractor,
ResultOperatorHandler,
EntityMaterializerSource,
ExpressionPrinter,
MaterializerFactory,
Check.NotNull(queryCompilationContext, nameof(queryCompilationContext)));
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public virtual QueryTranslationPreprocessor Create(QueryCompilationContext queryCompilationContext)
{
Check.NotNull(queryCompilationContext, nameof(queryCompilationContext));
return(new QueryTranslationPreprocessor(Dependencies, queryCompilationContext));
}
/// <summary>
/// This API supports the Entity Framework Core infrastructure and is not intended to be used
/// directly from your code. This API may change or be removed in future releases.
/// </summary>
public virtual EntityResultFindingExpressionVisitor Create(QueryCompilationContext queryCompilationContext)
=> new EntityResultFindingExpressionVisitor(
_model,
_entityTrackingInfoFactory,
queryCompilationContext);
public override EntityQueryModelVisitor Create(QueryCompilationContext queryCompilationContext, EntityQueryModelVisitor parentEntityQueryModelVisitor) => new LocalDbEntityQueryModelVisitor(Dependencies, queryCompilationContext);
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public EntityEqualityRewritingExpressionVisitor(
[NotNull] QueryCompilationContext queryCompilationContext)
{
_queryCompilationContext = queryCompilationContext;
_model = _queryCompilationContext.Model;
}
public virtual QueryOptimizer Create(QueryCompilationContext queryCompilationContext) => new RelationalQueryOptimizer(_dependencies, _relationalDependencies, queryCompilationContext);
public virtual NavigationExpandingExpressionVisitor Create(
QueryTranslationPreprocessor queryTranslationPreprocessor,
QueryCompilationContext queryCompilationContext, IEvaluatableExpressionFilter evaluatableExpressionFilter)
{
return(new RelationalNavigationExpandingExpressionVisitor(queryTranslationPreprocessor, queryCompilationContext, evaluatableExpressionFilter));
}
public InMemoryQueryModelVisitor([NotNull] QueryCompilationContext queryCompilationContext)
: base(Check.NotNull(queryCompilationContext, nameof(queryCompilationContext)))
{
}
public virtual QueryTranslationPostprocessor Create(QueryCompilationContext queryCompilationContext)
=> new SqlServerQueryTranslationPostprocessor(
_dependencies,
_relationalDependencies,
queryCompilationContext);
/// <summary> /// This is an internal API that supports the Entity Framework Core infrastructure and not subject to /// the same compatibility standards as public APIs. It may be changed or removed without notice in /// any release. You should only use it directly in your code with extreme caution and knowing that /// doing so can result in application failures when updating to a new Entity Framework Core release. /// </summary> public virtual QueryTranslationPreprocessor Create(QueryCompilationContext queryCompilationContext) => new RelationalQueryTranslationPreprocessor(Dependencies, RelationalDependencies, queryCompilationContext);
public virtual QueryableMethodTranslatingExpressionVisitor Create(QueryCompilationContext queryCompilationContext)
{
Check.NotNull(queryCompilationContext, nameof(queryCompilationContext));
return(new SqliteQueryableMethodTranslatingExpressionVisitor(_dependencies, _relationalDependencies, queryCompilationContext));
}
public NavigationExpandingVisitor([NotNull] QueryCompilationContext queryCompilationContext)
{
_queryCompilationContext = queryCompilationContext;
}
public RelationalSqlTranslatingExpressionVisitor Create(QueryCompilationContext queryCompilationContext, QueryableMethodTranslatingExpressionVisitor queryableMethodTranslatingExpressionVisitor) => new VfpSqlTranslatingExpressionVisitor(_dependencies, queryCompilationContext, queryableMethodTranslatingExpressionVisitor);
public ClickHouseSqlTranslatingExpressionVisitor(RelationalSqlTranslatingExpressionVisitorDependencies dependencies, QueryCompilationContext queryCompilationContext, QueryableMethodTranslatingExpressionVisitor queryableMethodTranslatingExpressionVisitor) : base(dependencies, queryCompilationContext, queryableMethodTranslatingExpressionVisitor)
{
}
public CosmosEagerLoadingExpressionVisitor(
QueryCompilationContext queryCompilationContext,
IQuerySourceTracingExpressionVisitorFactory querySourceTracingExpressionVisitorFactory)
: base(queryCompilationContext, querySourceTracingExpressionVisitorFactory)
{
}
protected void Compile(
QueryCompilationContext queryCompilationContext,
QueryModel queryModel,
bool trackingQuery,
bool asyncQuery,
ref int collectionIncludeId,
QuerySourceReferenceExpression targetQuerySourceReferenceExpression)
{
var entityParameter
= Expression.Parameter(targetQuerySourceReferenceExpression.Type, name: "entity");
var propertyExpressions = new List <Expression>();
var blockExpressions = new List <Expression>();
var entityType
= queryCompilationContext.FindEntityType(targetQuerySourceReferenceExpression.ReferencedQuerySource)
?? queryCompilationContext.Model.FindEntityType(entityParameter.Type);
if (entityType.IsQueryType)
{
trackingQuery = false;
}
if (trackingQuery)
{
blockExpressions.Add(
Expression.Call(
Expression.Property(
EntityQueryModelVisitor.QueryContextParameter,
nameof(QueryContext.QueryBuffer)),
_queryBufferStartTrackingMethodInfo,
entityParameter,
Expression.Constant(entityType)));
}
var includedIndex = 0;
// ReSharper disable once LoopCanBeConvertedToQuery
foreach (var includeLoadTreeNode in Children)
{
blockExpressions.Add(
includeLoadTreeNode.Compile(
queryCompilationContext,
targetQuerySourceReferenceExpression,
entityParameter,
propertyExpressions,
trackingQuery,
asyncQuery,
ref includedIndex,
ref collectionIncludeId));
}
if (blockExpressions.Count > 1 ||
blockExpressions.Count == 1 &&
!trackingQuery)
{
AwaitTaskExpressions(asyncQuery, blockExpressions);
var includeExpression
= blockExpressions.Last().Type == typeof(Task)
? new TaskBlockingExpressionVisitor()
.Visit(
Expression.Call(
_includeAsyncMethodInfo
.MakeGenericMethod(targetQuerySourceReferenceExpression.Type),
EntityQueryModelVisitor.QueryContextParameter,
targetQuerySourceReferenceExpression,
Expression.NewArrayInit(typeof(object), propertyExpressions),
Expression.Lambda(
Expression.Block(blockExpressions),
EntityQueryModelVisitor.QueryContextParameter,
entityParameter,
_includedParameter,
CancellationTokenParameter),
CancellationTokenParameter))
: Expression.Call(
_includeMethodInfo.MakeGenericMethod(targetQuerySourceReferenceExpression.Type),
EntityQueryModelVisitor.QueryContextParameter,
targetQuerySourceReferenceExpression,
Expression.NewArrayInit(typeof(object), propertyExpressions),
Expression.Lambda(
Expression.Block(typeof(void), blockExpressions),
EntityQueryModelVisitor.QueryContextParameter,
entityParameter,
_includedParameter));
ApplyIncludeExpressionsToQueryModel(
queryModel, targetQuerySourceReferenceExpression, includeExpression);
}
}
public override EntityQueryModelVisitor Create(QueryCompilationContext queryCompilationContext, EntityQueryModelVisitor parentEntityQueryModelVisitor)
{
return(new ZQueryModelVisitor(base.Dependencies, base.RelationalDependencies,
(RelationalQueryCompilationContext)queryCompilationContext, (RelationalQueryModelVisitor)parentEntityQueryModelVisitor));
}
public virtual QueryTranslationPreprocessor Create(QueryCompilationContext queryCompilationContext)
{
Check.NotNull(queryCompilationContext, nameof(queryCompilationContext));
return(new RelationalQueryTranslationPreprocessor(_dependencies, _relationalDependencies, queryCompilationContext, _navigationExpandingExpressionVisitorFactory));
}
public virtual ShapedQueryCompilingExpressionVisitor Create(QueryCompilationContext queryCompilationContext)
{
Check.NotNull(queryCompilationContext, nameof(queryCompilationContext));
return(new InMemoryShapedQueryCompilingExpressionVisitor(_dependencies, queryCompilationContext));
}
public override ShapedQueryOptimizer Create(QueryCompilationContext queryCompilationContext)
{
return(new RelationalShapedQueryOptimizer(queryCompilationContext, SqlExpressionFactory));
}
public virtual QueryTranslationPostprocessor Create(QueryCompilationContext queryCompilationContext)
{
return(new QueryTranslationPostprocessor(_dependencies));
}
public virtual ShapedQueryCompilingExpressionVisitor Create(QueryCompilationContext queryCompilationContext) => new InMemoryShapedQueryCompilingExpressionVisitor(_dependencies, queryCompilationContext);
public QueryMetadataExtractingExpressionVisitor(QueryCompilationContext queryCompilationContext)
{
_queryCompilationContext = queryCompilationContext;
}
/// <summary>
/// This API supports the Entity Framework Core infrastructure and is not intended to be used
/// directly from your code. This API may change or be removed in future releases.
/// </summary>
public virtual EagerLoadingExpressionVisitor Create(
QueryCompilationContext queryCompilationContext,
IQuerySourceTracingExpressionVisitorFactory querySourceTracingExpressionVisitorFactory)
=> new EagerLoadingExpressionVisitor(queryCompilationContext, querySourceTracingExpressionVisitorFactory);
public LocalDbEntityQueryModelVisitor(EntityQueryModelVisitorDependencies dependencies, QueryCompilationContext queryCompilationContext)
: base(dependencies, queryCompilationContext)
{
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public AdditionalFromClauseOptimizingQueryModelVisitor(QueryCompilationContext queryCompilationContext)
{
_queryCompilationContext = queryCompilationContext;
}
public override EntityQueryableTranslator Create(QueryCompilationContext queryCompilationContext)
{
return(new InMemoryEntityQueryableTranslator(_model));
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public override EntityQueryModelVisitor Create(
QueryCompilationContext queryCompilationContext,
EntityQueryModelVisitor parentEntityQueryModelVisitor)
=> new InMemoryQueryModelVisitor(
Dependencies,
Check.NotNull(queryCompilationContext, nameof(queryCompilationContext)));
public QueryableMethodNormalizingExpressionVisitor([NotNull] QueryCompilationContext queryCompilationContext)
{
Check.NotNull(queryCompilationContext, nameof(Query));
_queryCompilationContext = queryCompilationContext;
}
/// <summary>
/// This API supports the Entity Framework Core infrastructure and is not intended to be used
/// directly from your code. This API may change or be removed in future releases.
/// </summary>
public SubQueryMemberPushDownExpressionVisitor([NotNull] QueryCompilationContext queryCompilationContext)
{
_queryCompilationContext = queryCompilationContext;
}
public SqlTranslatingExpressionVisitor(SelectExpression selectExpression,
QueryCompilationContext queryCompilationContext)
{
_selectExpression = selectExpression;
_queryCompilationContext = queryCompilationContext;
}
/// <summary>
/// This API supports the Entity Framework Core infrastructure and is not intended to be used
/// directly from your code. This API may change or be removed in future releases.
/// </summary>
public LiteDBQueryModelVisitor(
[NotNull] EntityQueryModelVisitorDependencies dependencies,
[NotNull] QueryCompilationContext queryCompilationContext)
: base(dependencies, queryCompilationContext)
{
}
