diff --git a/Src/Asp.Net/SqlSugar/Abstract/SugarProvider/SqlSugarAccessory.cs b/Src/Asp.Net/SqlSugar/Abstract/SugarProvider/SqlSugarAccessory.cs
index 3c774ac26..25face406 100644
--- a/Src/Asp.Net/SqlSugar/Abstract/SugarProvider/SqlSugarAccessory.cs
+++ b/Src/Asp.Net/SqlSugar/Abstract/SugarProvider/SqlSugarAccessory.cs
@@ -536,6 +536,10 @@ namespace SqlSugar
                     Check.Exception(SugarCompatible.IsFramework, "TDengine only support .net core");
                     InstanceFactory.CustomDllName = SugarCompatible.IsFramework ? "SqlSugar.TDengine" : "SqlSugar.TDengineCore";
                     break;
+                case DbType.HANA:
+                    Check.Exception(SugarCompatible.IsFramework, "NANA only support .net core");
+                    InstanceFactory.CustomDllName = "SqlSugar.HanaConnector";
+                    break;
                 case DbType.Xugu:
                     Check.Exception(SugarCompatible.IsFramework, "Xugu only support .net core");
                     //InstanceFactory.CustomDbName = "Xugu"; 
diff --git a/Src/Asp.Net/SqlSugar/Enum/DbType.cs b/Src/Asp.Net/SqlSugar/Enum/DbType.cs
index f44d7f495..e65f8ad49 100644
--- a/Src/Asp.Net/SqlSugar/Enum/DbType.cs
+++ b/Src/Asp.Net/SqlSugar/Enum/DbType.cs
@@ -35,6 +35,7 @@ namespace SqlSugar
         GoldenDB,
         TDSQLForPGODBC, 
         TDSQL,
+        HANA,
         Custom =900
     }
 }
diff --git a/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs b/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs
index 0849774a3..eaed612d9 100644
--- a/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs
+++ b/Src/Asp.Net/SqlSugar/ExpressionsToSql/DbMethods/DefaultDbMethod.cs
@@ -141,7 +141,15 @@ namespace SqlSugar
                     }
                     else
                     {
-                        inValues.Add(item);
+                        if (item is string &&item.HasValue() && model?.Conext?.SugarContext?.Context?.CurrentConnectionConfig?.DbType == DbType.MySql)
+                        {
+                            var newValue= item.ToString().Replace("\\", "\\\\");
+                            inValues.Add(newValue);
+                        }
+                        else
+                        {
+                            inValues.Add(item);
+                        }
                     }
                 }
             }
diff --git a/Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/OneToOneNavgateExpressionN.cs b/Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/OneToOneNavgateExpressionN.cs
index 6ab97888f..340624937 100644
--- a/Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/OneToOneNavgateExpressionN.cs
+++ b/Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/OneToOneNavgateExpressionN.cs
@@ -47,6 +47,7 @@ namespace SqlSugar
             var memberInfo = this.items.Where(it => it.Type == 1).First();
             var subInfos = this.items.Where(it => it.Type == 2).Reverse().ToList();
             var formInfo = subInfos.First();
+            var rootWhereSql = formInfo?.Nav?.WhereSql;
             var joinInfos = subInfos.Skip(1).ToList();
             var i = 0;
             var masterShortName = formInfo.ThisEntityInfo.DbTableName + i;
@@ -80,6 +81,10 @@ namespace SqlSugar
             }
             var selectProperyInfo = ExpressionTool.GetMemberName(memberInfo.Expression);
             var selectColumnInfo = memberInfo.ParentEntityInfo.Columns.First(it => it.PropertyName == selectProperyInfo);
+            if (rootWhereSql?.HasValue() == true) 
+            {
+                queryable.Where(rootWhereSql);
+            }
             queryable.Select($" {ToShortName(lastShortName)}.{queryable.SqlBuilder.GetTranslationColumnName(selectColumnInfo.DbColumnName)}");
             var last = subInfos.First();
             var FirstPkColumn = last.ThisEntityInfo.Columns.FirstOrDefault(it => it.IsPrimarykey);