public override void VisitWhereClause(WhereClause whereClause, QueryModel queryModel, int index)
{
if (Expression is QueryShaperExpression queryShaperExpression)
{
if (queryShaperExpression.QueryExpression is DocumentQueryExpression documentQueryExpression)
{
var selectExpression = documentQueryExpression.SelectExpression;
var sqlTranslatingExpressionVisitor = new SqlTranslatingExpressionVisitor(
selectExpression, QueryCompilationContext);
var sqlPredicate = sqlTranslatingExpressionVisitor.Visit(whereClause.Predicate);
if (sqlTranslatingExpressionVisitor.Translated)
{
selectExpression.AddToPredicate(sqlPredicate);
return;
}
}
if (AllMembersBoundToJObject)
{
var fromClause = queryModel.MainFromClause;
var previousParameterType = CurrentParameter.Type;
// Temporarily change current parameter to JObject to try binding to it without materializing the entity
UpdateCurrentParameter(fromClause, typeof(JObject));
var predicate = ReplaceClauseReferences(whereClause.Predicate);
if (AllMembersBoundToJObject)
{
Expression = new QueryShaperExpression(
QueryCompilationContext.IsAsyncQuery,
Expression.Call(
LinqOperatorProvider.Where.MakeGenericMethod(CurrentParameter.Type),
queryShaperExpression.QueryExpression,
Expression.Lambda(predicate, CurrentParameter)),
queryShaperExpression.Shaper);
if (CurrentParameter.Type == typeof(JObject))
{
UpdateCurrentParameter(fromClause, previousParameterType);
}
return;
}
UpdateCurrentParameter(fromClause, previousParameterType);
}
}
base.VisitWhereClause(whereClause, queryModel, index);
}
public override void VisitWhereClause(WhereClause whereClause, QueryModel queryModel, int index)
{
Debug.Assert(Expression is QueryShaperExpression, "Invalid Expression encountered");
var queryShaperExpression = (QueryShaperExpression)Expression;
if (queryShaperExpression.QueryExpression is DocumentQueryExpression documentQueryExpression)
{
var selectExpression = documentQueryExpression.SelectExpression;
var sqlTranslatingExpressionVisitor = new SqlTranslatingExpressionVisitor(
selectExpression, QueryCompilationContext);
var sqlPredicate = sqlTranslatingExpressionVisitor.Visit(whereClause.Predicate);
if (sqlPredicate != null)
{
selectExpression.AddToPredicate(sqlPredicate);
return;
}
}
var fromClause = queryModel.MainFromClause;
// Change current parameter to JObject
UpdateCurrentParameter(fromClause, typeof(JObject));
var predicate = ReplaceClauseReferences(whereClause.Predicate);
Expression = new QueryShaperExpression(
Expression.Call(LinqOperatorProvider.Where.MakeGenericMethod(CurrentParameter.Type),
queryShaperExpression.QueryExpression,
Expression.Lambda(predicate, CurrentParameter)),
queryShaperExpression.Shaper);
UpdateCurrentParameter(fromClause, Expression.Type.TryGetSequenceType());
//base.VisitWhereClause(whereClause, queryModel, index);
}
