Allow using columns from outer queries in joins

Fixes #376
MarkMpn · Oct 25, 2023 · 9ae6aa7 · 9ae6aa7
1 parent 9f4349b
commit 9ae6aa7
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/MarkMpn.Sql4Cds.Engine/ExecutionPlanBuilder.cs b/MarkMpn.Sql4Cds.Engine/ExecutionPlanBuilder.cs
@@ -3840,6 +3840,9 @@ private IDataExecutionPlanNodeInternal ConvertTableReference(TableReference refe
                 var rhsSchema = rhs.GetSchema(context);
                 var fixedValueColumns = GetFixedValueColumnsFromWhereClause(query, lhsSchema, rhsSchema);
 
+                // Capture any references to data from an outer query
+                CaptureOuterReferences(outerSchema, null, join.SearchCondition, context, outerReferences);
+
                 var joinConditionVisitor = new JoinConditionVisitor(lhsSchema, rhsSchema, fixedValueColumns);
                 join.SearchCondition.Accept(joinConditionVisitor);