Use correct parameter in query based on type mapping (#29650) (#29724)

Fixes #29646

(cherry picked from commit 3f82c2b)

src/EFCore.Relational/Query/QuerySqlGenerator.cs

@@ -41,6 +41,9 @@ public class QuerySqlGenerator : SqlExpressionVisitor
     private IRelationalCommandBuilder _relationalCommandBuilder;
     private Dictionary<string, int>? _repeatedParameterCounts;
 
+    private static readonly bool QuirkEnabled29646
+        = AppContext.TryGetSwitch("Microsoft.EntityFrameworkCore.Issue29646", out var enabled) && enabled;
+
     /// <summary>
     ///     Creates a new instance of the <see cref="QuerySqlGenerator" /> class.
     /// </summary>
@@ -598,20 +601,53 @@ protected override Expression VisitSqlParameter(SqlParameterExpression sqlParame
         var invariantName = sqlParameterExpression.Name;
         var parameterName = sqlParameterExpression.Name;
 
-        if (_relationalCommandBuilder.Parameters
-            .All(
-                p => p.InvariantName != parameterName
-                    || (p is TypeMappedRelationalParameter typeMappedRelationalParameter
-                        && (typeMappedRelationalParameter.RelationalTypeMapping.StoreType != sqlParameterExpression.TypeMapping!.StoreType
-                            || typeMappedRelationalParameter.RelationalTypeMapping.Converter
-                            != sqlParameterExpression.TypeMapping!.Converter))))
+        if (QuirkEnabled29646)
+        {
+            if (_relationalCommandBuilder.Parameters
+                .All(
+                    p => p.InvariantName != parameterName
+                        || (p is TypeMappedRelationalParameter typeMappedRelationalParameter
+                            && (typeMappedRelationalParameter.RelationalTypeMapping.StoreType != sqlParameterExpression.TypeMapping!.StoreType
+                                || typeMappedRelationalParameter.RelationalTypeMapping.Converter
+                                != sqlParameterExpression.TypeMapping!.Converter))))
+            {
+                parameterName = GetUniqueParameterName(parameterName);
+                _relationalCommandBuilder.AddParameter(
+                    invariantName,
+                    _sqlGenerationHelper.GenerateParameterName(parameterName),
+                    sqlParameterExpression.TypeMapping!,
+                    sqlParameterExpression.IsNullable);
+            }
+        }
+        else
         {
-            parameterName = GetUniqueParameterName(parameterName);
-            _relationalCommandBuilder.AddParameter(
-                invariantName,
-                _sqlGenerationHelper.GenerateParameterName(parameterName),
-                sqlParameterExpression.TypeMapping!,
-                sqlParameterExpression.IsNullable);
+            // Try to see if a parameter already exists - if so, just integrate the same placeholder into the SQL instead of sending the same
+            // data twice.
+            // Note that if the type mapping differs, we do send the same data twice (e.g. the same string may be sent once as Unicode, once as
+            // non-Unicode).
+            var parameter = _relationalCommandBuilder.Parameters.FirstOrDefault(
+                p =>
+                    p.InvariantName == parameterName
+                    && p is TypeMappedRelationalParameter typeMappedRelationalParameter
+                    && string.Equals(
+                        typeMappedRelationalParameter.RelationalTypeMapping.StoreType, sqlParameterExpression.TypeMapping!.StoreType,
+                        StringComparison.OrdinalIgnoreCase)
+                    && typeMappedRelationalParameter.RelationalTypeMapping.Converter == sqlParameterExpression.TypeMapping!.Converter);
+
+            if (parameter is null)
+            {
+                parameterName = GetUniqueParameterName(parameterName);
+
+                _relationalCommandBuilder.AddParameter(
+                    invariantName,
+                    _sqlGenerationHelper.GenerateParameterName(parameterName),
+                    sqlParameterExpression.TypeMapping!,
+                    sqlParameterExpression.IsNullable);
+            }
+            else
+            {
+                parameterName = ((TypeMappedRelationalParameter)parameter).Name;
+            }
         }
 
         _relationalCommandBuilder

test/EFCore.Relational.Specification.Tests/Query/GearsOfWarQueryRelationalTestBase.cs

@@ -21,7 +21,7 @@ public virtual Task Parameter_used_multiple_times_take_appropriate_inferred_type
         var place = "Seattle";
         return AssertQuery(
             async,
-            ss => ss.Set<City>().Where(e => e.Nation == place || e.Location == place));
+            ss => ss.Set<City>().Where(e => e.Nation == place || e.Location == place || e.Location == place));
     }
 
     public override async Task Correlated_collection_with_distinct_not_projecting_identifier_column_also_projecting_complex_expressions(

test/EFCore.SqlServer.FunctionalTests/Query/GearsOfWarQuerySqlServerTest.cs

@@ -9401,7 +9401,7 @@ public override async Task Parameter_used_multiple_times_take_appropriate_inferr
 
 SELECT [c].[Name], [c].[Location], [c].[Nation]
 FROM [Cities] AS [c]
-WHERE [c].[Nation] = @__place_0 OR [c].[Location] = @__place_0_1
+WHERE [c].[Nation] = @__place_0 OR [c].[Location] = @__place_0_1 OR [c].[Location] = @__place_0_1
 """);
     }
 

test/EFCore.SqlServer.FunctionalTests/Query/NorthwindMiscellaneousQuerySqlServerTest.cs

@@ -4791,7 +4791,7 @@ public override async Task Comparing_to_fixed_string_parameter(bool async)
 
 SELECT [c].[CustomerID]
 FROM [Customers] AS [c]
-WHERE @__prefix_0 = N'' OR LEFT([c].[CustomerID], LEN(@__prefix_0_1)) = @__prefix_0
+WHERE @__prefix_0 = N'' OR LEFT([c].[CustomerID], LEN(@__prefix_0_1)) = @__prefix_0_1
 """);
     }
 

test/EFCore.SqlServer.FunctionalTests/Query/NorthwindQueryFiltersQuerySqlServerTest.cs

@@ -32,7 +32,7 @@ public override async Task Count_query(bool async)
 
 SELECT COUNT(*)
 FROM [Customers] AS [c]
-WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 """);
     }
 
@@ -47,7 +47,7 @@ public override async Task Materialized_query(bool async)
 
 SELECT [c].[CustomerID], [c].[Address], [c].[City], [c].[CompanyName], [c].[ContactName], [c].[ContactTitle], [c].[Country], [c].[Fax], [c].[Phone], [c].[PostalCode], [c].[Region]
 FROM [Customers] AS [c]
-WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 """);
     }
 
@@ -63,7 +63,7 @@ public override async Task Find(bool async)
 
 SELECT TOP(1) [c].[CustomerID], [c].[Address], [c].[City], [c].[CompanyName], [c].[ContactName], [c].[ContactTitle], [c].[Country], [c].[Fax], [c].[Phone], [c].[PostalCode], [c].[Region]
 FROM [Customers] AS [c]
-WHERE (@__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)) AND [c].[CustomerID] = @__p_0
+WHERE (@__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)) AND [c].[CustomerID] = @__p_0
 """);
     }
 
@@ -78,7 +78,7 @@ public override async Task Materialized_query_parameter(bool async)
 
 SELECT [c].[CustomerID], [c].[Address], [c].[City], [c].[CompanyName], [c].[ContactName], [c].[ContactTitle], [c].[Country], [c].[Fax], [c].[Phone], [c].[PostalCode], [c].[Region]
 FROM [Customers] AS [c]
-WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 """);
     }
 
@@ -93,7 +93,7 @@ public override async Task Materialized_query_parameter_new_context(bool async)
 
 SELECT [c].[CustomerID], [c].[Address], [c].[City], [c].[CompanyName], [c].[ContactName], [c].[ContactTitle], [c].[Country], [c].[Fax], [c].[Phone], [c].[PostalCode], [c].[Region]
 FROM [Customers] AS [c]
-WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 """,
             //
 """
@@ -102,7 +102,7 @@ FROM [Customers] AS [c]
 
 SELECT [c].[CustomerID], [c].[Address], [c].[City], [c].[CompanyName], [c].[ContactName], [c].[ContactTitle], [c].[Country], [c].[Fax], [c].[Phone], [c].[PostalCode], [c].[Region]
 FROM [Customers] AS [c]
-WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 """);
     }
 
@@ -117,7 +117,7 @@ public override async Task Projection_query_parameter(bool async)
 
 SELECT [c].[CustomerID]
 FROM [Customers] AS [c]
-WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 """);
     }
 
@@ -132,7 +132,7 @@ public override async Task Projection_query(bool async)
 
 SELECT [c].[CustomerID]
 FROM [Customers] AS [c]
-WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 """);
     }
 
@@ -153,11 +153,11 @@ FROM [Orders] AS [o]
     LEFT JOIN (
         SELECT [c0].[CustomerID], [c0].[CompanyName]
         FROM [Customers] AS [c0]
-        WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c0].[CompanyName] IS NOT NULL) AND LEFT([c0].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+        WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c0].[CompanyName] IS NOT NULL) AND LEFT([c0].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
     ) AS [t] ON [o].[CustomerID] = [t].[CustomerID]
     WHERE ([t].[CustomerID] IS NOT NULL) AND ([t].[CompanyName] IS NOT NULL)
 ) AS [t0] ON [c].[CustomerID] = [t0].[CustomerID]
-WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0)) = @__ef_filter__TenantPrefix_0)
+WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 ORDER BY [c].[CustomerID], [t0].[OrderID]
 """);
     }
@@ -189,7 +189,7 @@ FROM [Orders] AS [o]
 LEFT JOIN (
     SELECT [c].[CustomerID], [c].[Address], [c].[City], [c].[CompanyName], [c].[ContactName], [c].[ContactTitle], [c].[Country], [c].[Fax], [c].[Phone], [c].[PostalCode], [c].[Region]
     FROM [Customers] AS [c]
-    WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+    WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 ) AS [t] ON [o].[CustomerID] = [t].[CustomerID]
 WHERE ([t].[CustomerID] IS NOT NULL) AND ([t].[CompanyName] IS NOT NULL)
 """);
@@ -213,7 +213,7 @@ FROM [Orders] AS [o0]
     LEFT JOIN (
         SELECT [c].[CustomerID], [c].[CompanyName]
         FROM [Customers] AS [c]
-        WHERE @__ef_filter__TenantPrefix_1 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_1_1)) = @__ef_filter__TenantPrefix_1)
+        WHERE @__ef_filter__TenantPrefix_1 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_1_1)) = @__ef_filter__TenantPrefix_1_1)
     ) AS [t] ON [o0].[CustomerID] = [t].[CustomerID]
     WHERE ([t].[CustomerID] IS NOT NULL) AND ([t].[CompanyName] IS NOT NULL)
 ) AS [t0] ON [o].[OrderID] = [t0].[OrderID]
@@ -239,7 +239,7 @@ FROM [Orders] AS [o]
     LEFT JOIN (
         SELECT [c0].[CustomerID], [c0].[CompanyName]
         FROM [Customers] AS [c0]
-        WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c0].[CompanyName] IS NOT NULL) AND LEFT([c0].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+        WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c0].[CompanyName] IS NOT NULL) AND LEFT([c0].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
     ) AS [t] ON [o].[CustomerID] = [t].[CustomerID]
     WHERE ([t].[CustomerID] IS NOT NULL) AND ([t].[CompanyName] IS NOT NULL)
 ) AS [t0] ON [c].[CustomerID] = [t0].[CustomerID]
@@ -252,13 +252,13 @@ FROM [Orders] AS [o1]
         LEFT JOIN (
             SELECT [c1].[CustomerID], [c1].[CompanyName]
             FROM [Customers] AS [c1]
-            WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c1].[CompanyName] IS NOT NULL) AND LEFT([c1].[CompanyName], LEN(@__ef_filter__TenantPrefix_0)) = @__ef_filter__TenantPrefix_0)
+            WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c1].[CompanyName] IS NOT NULL) AND LEFT([c1].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
         ) AS [t3] ON [o1].[CustomerID] = [t3].[CustomerID]
         WHERE ([t3].[CustomerID] IS NOT NULL) AND ([t3].[CompanyName] IS NOT NULL)
     ) AS [t2] ON [o0].[OrderID] = [t2].[OrderID]
     WHERE [o0].[Quantity] > @__ef_filter___quantity_1
 ) AS [t1] ON [t0].[OrderID] = [t1].[OrderID]
-WHERE (@__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0)) = @__ef_filter__TenantPrefix_0)) AND [t1].[Discount] < CAST(10 AS real)
+WHERE (@__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)) AND [t1].[Discount] < CAST(10 AS real)
 """);
     }
 
@@ -281,7 +281,7 @@ public void FromSql_is_composed()
 FROM (
     select * from Customers
 ) AS [m]
-WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([m].[CompanyName] IS NOT NULL) AND LEFT([m].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([m].[CompanyName] IS NOT NULL) AND LEFT([m].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 """);
     }
 
@@ -307,7 +307,7 @@ public void FromSql_is_composed_when_filter_has_navigation()
 LEFT JOIN (
     SELECT [c].[CustomerID], [c].[CompanyName]
     FROM [Customers] AS [c]
-    WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+    WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 ) AS [t] ON [m].[CustomerID] = [t].[CustomerID]
 WHERE ([t].[CustomerID] IS NOT NULL) AND ([t].[CompanyName] IS NOT NULL)
 """);
@@ -325,7 +325,7 @@ public override void Compiled_query()
 
 SELECT [c].[CustomerID], [c].[Address], [c].[City], [c].[CompanyName], [c].[ContactName], [c].[ContactTitle], [c].[Country], [c].[Fax], [c].[Phone], [c].[PostalCode], [c].[Region]
 FROM [Customers] AS [c]
-WHERE (@__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)) AND [c].[CustomerID] = @__customerID
+WHERE (@__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)) AND [c].[CustomerID] = @__customerID
 """,
             //
 """
@@ -335,7 +335,7 @@ FROM [Customers] AS [c]
 
 SELECT [c].[CustomerID], [c].[Address], [c].[City], [c].[CompanyName], [c].[ContactName], [c].[ContactTitle], [c].[Country], [c].[Fax], [c].[Phone], [c].[PostalCode], [c].[Region]
 FROM [Customers] AS [c]
-WHERE (@__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)) AND [c].[CustomerID] = @__customerID
+WHERE (@__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)) AND [c].[CustomerID] = @__customerID
 """);
     }
 
@@ -353,7 +353,7 @@ FROM [Orders] AS [o]
 LEFT JOIN (
     SELECT [c].[CustomerID], [c].[CompanyName]
     FROM [Customers] AS [c]
-    WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+    WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 ) AS [t] ON [o].[CustomerID] = [t].[CustomerID]
 WHERE ([t].[CustomerID] IS NOT NULL) AND ([t].[CompanyName] IS NOT NULL)
 """);
@@ -380,7 +380,7 @@ FROM [Orders] AS [o]
 LEFT JOIN (
     SELECT [c].[CustomerID], [c].[Address], [c].[City], [c].[CompanyName], [c].[ContactName], [c].[ContactTitle], [c].[Country], [c].[Fax], [c].[Phone], [c].[PostalCode], [c].[Region]
     FROM [Customers] AS [c]
-    WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0)
+    WHERE @__ef_filter__TenantPrefix_0 = N'' OR (([c].[CompanyName] IS NOT NULL) AND LEFT([c].[CompanyName], LEN(@__ef_filter__TenantPrefix_0_1)) = @__ef_filter__TenantPrefix_0_1)
 ) AS [t] ON [o].[CustomerID] = [t].[CustomerID]
 WHERE ([t].[CustomerID] IS NOT NULL) AND ([t].[CompanyName] IS NOT NULL)
 """);

test/EFCore.SqlServer.FunctionalTests/Query/TPCGearsOfWarQuerySqlServerTest.cs

@@ -11939,7 +11939,7 @@ public override async Task Parameter_used_multiple_times_take_appropriate_inferr
 
 SELECT [c].[Name], [c].[Location], [c].[Nation]
 FROM [Cities] AS [c]
-WHERE [c].[Nation] = @__place_0 OR [c].[Location] = @__place_0_1
+WHERE [c].[Nation] = @__place_0 OR [c].[Location] = @__place_0_1 OR [c].[Location] = @__place_0_1
 """);
     }
 

test/EFCore.SqlServer.FunctionalTests/Query/TPTGearsOfWarQuerySqlServerTest.cs

@@ -10225,7 +10225,7 @@ public override async Task Parameter_used_multiple_times_take_appropriate_inferr
 
 SELECT [c].[Name], [c].[Location], [c].[Nation]
 FROM [Cities] AS [c]
-WHERE [c].[Nation] = @__place_0 OR [c].[Location] = @__place_0_1
+WHERE [c].[Nation] = @__place_0 OR [c].[Location] = @__place_0_1 OR [c].[Location] = @__place_0_1
 """);
     }
 

test/EFCore.SqlServer.FunctionalTests/Query/TemporalGearsOfWarQuerySqlServerTest.cs

@@ -3250,7 +3250,7 @@ public override async Task Parameter_used_multiple_times_take_appropriate_inferr
 
 SELECT [c].[Name], [c].[Location], [c].[Nation], [c].[PeriodEnd], [c].[PeriodStart]
 FROM [Cities] FOR SYSTEM_TIME AS OF '2010-01-01T00:00:00.0000000' AS [c]
-WHERE [c].[Nation] = @__place_0 OR [c].[Location] = @__place_0_1
+WHERE [c].[Nation] = @__place_0 OR [c].[Location] = @__place_0_1 OR [c].[Location] = @__place_0_1
 """);
     }
 

test/EFCore.Sqlite.FunctionalTests/Query/GearsOfWarQuerySqliteTest.cs

@@ -2902,7 +2902,7 @@ public override async Task Parameter_used_multiple_times_take_appropriate_inferr
 
 SELECT "c"."Name", "c"."Location", "c"."Nation"
 FROM "Cities" AS "c"
-WHERE "c"."Nation" = @__place_0 OR "c"."Location" = @__place_0
+WHERE "c"."Nation" = @__place_0 OR "c"."Location" = @__place_0 OR "c"."Location" = @__place_0
 """);
     }