diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/AdoProvider/AdoProvider.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/AdoProvider/AdoProvider.cs
index b1978041b..409acd5b1 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/AdoProvider/AdoProvider.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/AdoProvider/AdoProvider.cs
@@ -55,6 +55,7 @@ namespace SqlSugar
         public virtual Action<string, SugarParameter[]> LogEventStarting { get; set; }
         public virtual Action<string, SugarParameter[]> LogEventCompleted { get; set; }
         public virtual Func<string, SugarParameter[], KeyValuePair<string, SugarParameter[]>> ProcessingEventStartingSQL { get; set; }
+        protected virtual Func<string,string> FormatSql { get; set; }
         public virtual Action<Exception> ErrorEvent { get; set; }
         public virtual List<IDbConnection> SlaveConnections { get; set; }
         public virtual IDbConnection MasterConnection { get; set; }
@@ -254,6 +255,8 @@ namespace SqlSugar
         {
             try
             {
+                if (FormatSql != null) 
+                    sql = FormatSql(sql);
                 SetConnectionStart(sql);
                 if (this.ProcessingEventStartingSQL != null)
                     ExecuteProcessingSQL(ref sql, parameters);
@@ -281,6 +284,8 @@ namespace SqlSugar
         {
             try
             {
+                if (FormatSql != null)
+                    sql = FormatSql(sql);
                 SetConnectionStart(sql);
                 var isSp = this.CommandType == CommandType.StoredProcedure;
                 if (this.ProcessingEventStartingSQL != null)
@@ -307,6 +312,8 @@ namespace SqlSugar
         {
             try
             {
+                if (FormatSql != null)
+                    sql = FormatSql(sql);
                 SetConnectionStart(sql);
                 if (this.ProcessingEventStartingSQL != null)
                     ExecuteProcessingSQL(ref sql, parameters);
@@ -337,6 +344,8 @@ namespace SqlSugar
         {
             try
             {
+                if (FormatSql != null)
+                    sql = FormatSql(sql);
                 SetConnectionStart(sql);
                 if (this.ProcessingEventStartingSQL != null)
                     ExecuteProcessingSQL(ref sql, parameters);
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbBindProvider/IDataReaderEntityBuilder.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbBindProvider/IDataReaderEntityBuilder.cs
index ec3e51be8..06050ecd2 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbBindProvider/IDataReaderEntityBuilder.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbBindProvider/IDataReaderEntityBuilder.cs
@@ -109,7 +109,7 @@ namespace SqlSugar
                     {
                         if (!ReaderKeys.Contains(mappInfo.DbColumnName))
                         {
-                            fileName = ReaderKeys.Single(it => it.Equals(mappInfo.DbColumnName, StringComparison.CurrentCultureIgnoreCase));
+                            fileName = ReaderKeys.First(it => it.Equals(mappInfo.DbColumnName, StringComparison.CurrentCultureIgnoreCase)|| it.Equals(mappInfo.PropertyName, StringComparison.CurrentCultureIgnoreCase));
                         }
                         else
                         {
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs
index 599335301..cc340da04 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/DbFirstProvider/DbFirstProvider.cs
@@ -137,11 +137,18 @@ namespace SqlSugar
             {
                 foreach (var tableInfo in this.TableInfoList)
                 {
-                    string classText = null;
-                    string className = tableInfo.Name;
-                    classText = GetClassString(tableInfo, ref className);
-                    result.Remove(className);
-                    result.Add(className, classText);
+                    try
+                    {
+                        string classText = null;
+                        string className = tableInfo.Name;
+                        classText = GetClassString(tableInfo, ref className);
+                        result.Remove(className);
+                        result.Add(className, classText);
+                    }
+                    catch (Exception ex)
+                    {
+                        Check.Exception(true, "Table '{0}' error,You can filter it with Db.DbFirst.Where(name=>name!=\"{0}\" ) \r\n Error message:{1}", tableInfo.Name, ex.Message);
+                    }
                 }
             }
             return result;
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs
index 3ae9da45b..012805f43 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/EntityMaintenance/EntityMaintenance.cs
@@ -135,6 +135,7 @@ namespace SqlSugar
                         column.DataType = sugarColumn.ColumnDataType;
                         column.DecimalDigits = sugarColumn.DecimalDigits;
                         column.OracleSequenceName = sugarColumn.OracleSequenceName;
+                        column.IsOnlyIgnoreInsert = sugarColumn.IsOnlyIgnoreInsert;
                     }
                     else
                     {
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs
index 7acefba28..fc8d75d51 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/InsertableProvider/InsertableProvider.cs
@@ -219,6 +219,15 @@ namespace SqlSugar
                     return !currentIgnoreColumns.Any(i => it.PropertyName.Equals(i.PropertyName, StringComparison.CurrentCulture));
                 }).ToList();
             }
+
+            if (this.Context.IgnoreInsertColumns != null && this.Context.IgnoreInsertColumns.Any())
+            {
+                var currentIgnoreColumns = this.Context.IgnoreInsertColumns.Where(it => it.EntityName == this.EntityInfo.EntityName).ToList();
+                this.InsertBuilder.DbColumnInfoList = this.InsertBuilder.DbColumnInfoList.Where(it =>
+                {
+                    return !currentIgnoreColumns.Any(i => it.PropertyName.Equals(i.PropertyName, StringComparison.CurrentCulture));
+                }).ToList();
+            }
             #endregion
             if (this.IsSingle)
             {
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs
index a3b14e6e4..2603165d2 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Abstract/UpdateProvider/UpdateableProvider.cs
@@ -125,7 +125,7 @@ namespace SqlSugar
                     item.IsPrimarykey = true;
                 }
             }
-            this.UpdateBuilder.DbColumnInfoList = this.UpdateBuilder.DbColumnInfoList.Where(it => updateColumns.Any(uc => uc.Equals(it.PropertyName, StringComparison.CurrentCultureIgnoreCase)) || it.IsPrimarykey || it.IsIdentity).ToList();
+            this.UpdateBuilder.DbColumnInfoList = this.UpdateBuilder.DbColumnInfoList.Where(it => updateColumns.Any(uc => uc.Equals(it.PropertyName, StringComparison.CurrentCultureIgnoreCase) || uc.Equals(it.DbColumnName, StringComparison.CurrentCultureIgnoreCase)) || it.IsPrimarykey || it.IsIdentity).ToList();
             return this;
         }
 
@@ -134,7 +134,7 @@ namespace SqlSugar
             Check.Exception(!binaryExp.NodeType.IsIn(ExpressionType.Equal), "No support {0}", columns.ToString());
             Check.Exception(!(binaryExp.Left is MemberExpression), "No support {0}", columns.ToString());
             Check.Exception(ExpressionTool.IsConstExpression(binaryExp.Left as MemberExpression), "No support {0}", columns.ToString());
-            var expResult = UpdateBuilder.GetExpressionValue(columns, ResolveExpressType.WhereSingle).GetResultString().Trim().TrimStart('(').TrimEnd(')');
+            var expResult = UpdateBuilder.GetExpressionValue(columns, ResolveExpressType.WhereSingle).GetResultString().Replace("))",") )").Replace("((", "( (").Trim().TrimStart('(').TrimEnd(')');
             string key = SqlBuilder.GetNoTranslationColumnName(expResult);
             UpdateBuilder.SetValues.Add(new KeyValuePair<string, string>(SqlBuilder.GetTranslationColumnName(key), expResult));
             this.UpdateBuilder.DbColumnInfoList = this.UpdateBuilder.DbColumnInfoList.Where(it => UpdateBuilder.SetValues.Any(v => SqlBuilder.GetNoTranslationColumnName(v.Key).Equals(it.DbColumnName, StringComparison.CurrentCultureIgnoreCase) || SqlBuilder.GetNoTranslationColumnName(v.Key).Equals(it.PropertyName, StringComparison.CurrentCultureIgnoreCase)) || it.IsPrimarykey == true).ToList();
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/EntityColumnInfo.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/EntityColumnInfo.cs
index 3fd7d3f3b..962ea2264 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/EntityColumnInfo.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/EntityColumnInfo.cs
@@ -25,5 +25,6 @@ namespace SqlSugar
         public string DataType { get; set; }
         public int DecimalDigits { get; set; }
         public string OracleSequenceName { get; set; }
+        public bool IsOnlyIgnoreInsert { get; set; }
     }
 }
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
index 8aa03c482..b9200945f 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs
@@ -98,6 +98,13 @@ namespace SqlSugar
             get { return _OracleSequenceName; }
             set { _OracleSequenceName = value; }
         }
+
+        private bool _IsOnlyIgnoreInsert;
+        public bool IsOnlyIgnoreInsert
+        {
+            get { return _IsOnlyIgnoreInsert; }
+            set { _IsOnlyIgnoreInsert = value; }
+        }
     }
 
 }
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/ModelContext.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/ModelContext.cs
index aec879c4f..302b68e8e 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/ModelContext.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Entities/ModelContext.cs
@@ -13,6 +13,7 @@ namespace SqlSugar
         public SqlSugarClient Context { get; set; }
         public ISugarQueryable<T> CreateMapping<T>() where T : class, new()
         {
+            Check.ArgumentNullException(Context, "Please use Sqlugar.ModelContext");
             using (Context)
             {
                 return Context.Queryable<T>();
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/ExpressionContext.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/ExpressionContext.cs
index fe09f78b4..5de16db12 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/ExpressionContext.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/ExpressionContext.cs
@@ -124,6 +124,17 @@ namespace SqlSugar
             copyContext.ParameterIndex = this.ParameterIndex;
             return copyContext;
         }
+        public ExpressionContext GetCopyContextWithMapping()
+        {
+            ExpressionContext copyContext = (ExpressionContext)Activator.CreateInstance(this.GetType(), true);
+            copyContext.Index = this.Index;
+            copyContext.ParameterIndex = this.ParameterIndex;
+            copyContext.MappingColumns = this.MappingColumns;
+            copyContext.MappingTables = this.MappingTables;
+            copyContext.IgnoreComumnList = this.IgnoreComumnList;
+            copyContext.SqlFuncServices = this.SqlFuncServices;
+            return copyContext;
+        }
         #endregion
 
         #region Override methods
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/ResolveItems/BaseResolve.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/ResolveItems/BaseResolve.cs
index 91a0c1b51..d1685d092 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/ResolveItems/BaseResolve.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExpressionsToSql/ResolveItems/BaseResolve.cs
@@ -379,7 +379,7 @@ namespace SqlSugar
             {
                 if (this.Context.Result.IsLockCurrentParameter == false)
                 {
-                    var newContext = this.Context.GetCopyContext();
+                    var newContext = this.Context.GetCopyContextWithMapping();
                     var resolveExpressType = this.Context.IsSingle ? ResolveExpressType.WhereSingle : ResolveExpressType.WhereMultiple;
                     newContext.Resolve(item, resolveExpressType);
                     this.Context.Index = newContext.Index;
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/IntegrationInterface/ICacheService.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExternalServiceInterface/ICacheService.cs
similarity index 100%
rename from Src/Asp.NetCore2/SqlSeverTest/SqlSugar/IntegrationInterface/ICacheService.cs
rename to Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExternalServiceInterface/ICacheService.cs
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/IntegrationInterface/ISerializeService.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExternalServiceInterface/ISerializeService.cs
similarity index 100%
rename from Src/Asp.NetCore2/SqlSeverTest/SqlSugar/IntegrationInterface/ISerializeService.cs
rename to Src/Asp.NetCore2/SqlSeverTest/SqlSugar/ExternalServiceInterface/ISerializeService.cs
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Infrastructure/SqlSugarAccessory.cs b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Infrastructure/SqlSugarAccessory.cs
index 1eb788dbe..9afac5e6f 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Infrastructure/SqlSugarAccessory.cs
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/Infrastructure/SqlSugarAccessory.cs
@@ -49,6 +49,7 @@ namespace SqlSugar
         public MappingTableList MappingTables = new MappingTableList();
         public MappingColumnList MappingColumns = new MappingColumnList();
         public IgnoreColumnList IgnoreColumns = new IgnoreColumnList();
+        public IgnoreColumnList IgnoreInsertColumns = new IgnoreColumnList();
         #endregion
 
         #region Fields
@@ -146,6 +147,8 @@ namespace SqlSugar
                 this.Context.MappingColumns = new MappingColumnList();
             if (this.Context.IgnoreColumns == null)
                 this.Context.IgnoreColumns = new IgnoreColumnList();
+            if (this.Context.IgnoreInsertColumns == null)
+                this.Context.IgnoreInsertColumns = new IgnoreColumnList();
             if (!this.Context.MappingTables.Any(it => it.EntityName == entityInfo.EntityName))
             {
                 if (entityInfo.DbTableName != entityInfo.EntityName && entityInfo.DbTableName.HasValue())
@@ -168,6 +171,13 @@ namespace SqlSugar
                     if (!ignoreInfos.Any(it => it.PropertyName == item.PropertyName))
                         this.Context.IgnoreColumns.Add(item.PropertyName, item.EntityName);
                 }
+
+                var ignoreInsertInfos = this.Context.IgnoreInsertColumns.Where(it => it.EntityName == entityInfo.EntityName);
+                foreach (var item in entityInfo.Columns.Where(it => it.IsOnlyIgnoreInsert))
+                {
+                    if (!ignoreInsertInfos.Any(it => it.PropertyName == item.PropertyName))
+                        this.Context.IgnoreInsertColumns.Add(item.PropertyName, item.EntityName);
+                }
             }
         }
         #endregion
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugar.csproj b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugar.csproj
index fc4be8d95..bbc833511 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugar.csproj
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugar.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
-    <Version>4.6.0.9</Version>
+    <Version>4.6.1</Version>
     <Copyright>sun_kai_xuan</Copyright>
     <PackageProjectUrl>https://github.com/sunkaixuan/SqlSugar</PackageProjectUrl>
     <PackageLicenseUrl></PackageLicenseUrl>
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugarForCore.nuspec b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugarForCore.nuspec
index 706938cac..ce596924d 100644
--- a/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugarForCore.nuspec
+++ b/Src/Asp.NetCore2/SqlSeverTest/SqlSugar/SqlSugarForCore.nuspec
@@ -2,7 +2,7 @@
 <package >
   <metadata>
     <id>sqlSugarCore</id>
-    <version>4.6.0.9</version>
+    <version>4.6.1</version>
     <authors>sunkaixuan</authors>
     <owners>Landa</owners>
     <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0.html</licenseUrl>
diff --git a/Src/Asp.NetCore2/SqlSeverTest/SqliteTest/DataBase/SqlSugar4xTest.sqlite b/Src/Asp.NetCore2/SqlSeverTest/SqliteTest/DataBase/SqlSugar4xTest.sqlite
index 88d6a78c3..f7b99b09a 100644
Binary files a/Src/Asp.NetCore2/SqlSeverTest/SqliteTest/DataBase/SqlSugar4xTest.sqlite and b/Src/Asp.NetCore2/SqlSeverTest/SqliteTest/DataBase/SqlSugar4xTest.sqlite differ