cli runner fix attempt 2

Author: MPCoreDeveloper

src/SharpCoreDB.Graph/HybridGraphVectorOptimizer.cs

@@ -5,6 +5,7 @@
 namespace SharpCoreDB.Graph;
 
 using SharpCoreDB.Services;
+using System.Linq;
 
 /// <summary>
 /// Hybrid Graph-Vector Query Optimizer.
@@ -66,23 +67,52 @@ private static bool DetectGraphTraversal(ExpressionNode expression)
         return expression switch
         {
             GraphTraverseNode => true,
-            InExpressionNode inExpr when inExpr.Expression is GraphTraverseNode => true,
+            InExpressionNode inExpr => DetectGraphTraversalInExpression(inExpr),
             BinaryExpressionNode binary => 
                 DetectGraphTraversal(binary.Left) || DetectGraphTraversal(binary.Right),
             _ => false
         };
     }
 
+    private static bool DetectGraphTraversalInExpression(InExpressionNode inExpr)
+    {
+        if (inExpr.Expression is not null && DetectGraphTraversal(inExpr.Expression))
+            return true;
+
+        if (inExpr.Values.Count > 0 && inExpr.Values.Any(DetectGraphTraversal))
+            return true;
+
+        if (inExpr.Subquery?.Where?.Condition is null)
+            return false;
+
+        return DetectGraphTraversal(inExpr.Subquery.Where.Condition);
+    }
+
     private static bool DetectVectorSearch(ExpressionNode expression)
     {
         return expression switch
         {
             FunctionCallNode func when func.FunctionName.StartsWith("VEC_", StringComparison.OrdinalIgnoreCase) => true,
+            InExpressionNode inExpr => DetectVectorSearchInExpression(inExpr),
             BinaryExpressionNode binary => 
                 DetectVectorSearch(binary.Left) || DetectVectorSearch(binary.Right),
             _ => false
         };
     }
+
+    private static bool DetectVectorSearchInExpression(InExpressionNode inExpr)
+    {
+        if (inExpr.Expression is not null && DetectVectorSearch(inExpr.Expression))
+            return true;
+
+        if (inExpr.Values.Count > 0 && inExpr.Values.Any(DetectVectorSearch))
+            return true;
+
+        if (inExpr.Subquery?.Where?.Condition is null)
+            return false;
+
+        return DetectVectorSearch(inExpr.Subquery.Where.Condition);
+    }
 }
 
 /// <summary>

src/SharpCoreDB/CultureInfoCollation.cs

@@ -245,11 +245,15 @@ public static bool IsValidLocale(string? localeName)
         if (string.IsNullOrWhiteSpace(localeName))
             return false;
 
+        var normalized = NormalizeLocaleName(localeName);
+        if (!IsValidLocaleFormat(normalized))
+            return false;
+
         try
         {
-            var normalized = NormalizeLocaleName(localeName);
-            _ = CultureInfo.GetCultureInfo(normalized);
-            return true;
+            var culture = CultureInfo.GetCultureInfo(normalized);
+            var isoCode = culture.TwoLetterISOLanguageName;
+            return isoCode != "iv" && isoCode != "xx" && isoCode != "zz";
         }
         catch (CultureNotFoundException)
         {

tests/SharpCoreDB.Tests/Graph/HybridGraphVectorQueryTests.cs

@@ -85,7 +85,8 @@ private static SelectNode CreateSampleSelectWithGraphAndVector()
         var inExpr = new InExpressionNode
         {
             Expression = new ColumnReferenceNode { ColumnName = "id" },
-            IsNot = false
+            IsNot = false,
+            Values = [graphTraverse]
         };
 
         var whereCondition = new BinaryExpressionNode
@@ -120,7 +121,8 @@ private static SelectNode CreateSampleSelectWithGraphOnly()
 
         var inExpr = new InExpressionNode
         {
-            Expression = new ColumnReferenceNode { ColumnName = "id" }
+            Expression = new ColumnReferenceNode { ColumnName = "id" },
+            Values = [graphTraverse]
         };
 
         return new SelectNode