diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableProvider.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableProvider.cs
index 635ca79b0..443581b8f 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableProvider.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableProvider.cs
@@ -97,6 +97,23 @@ namespace SqlSugar
             result.QueryBuilder.LambdaExpressions.ParameterIndex = this.QueryBuilder.LambdaExpressions.ParameterIndex;
             return result;
         }
+        public ISugarQueryable<T, T2> FullJoin<T2>(ISugarQueryable<T2> joinQueryable, Expression<Func<T, T2, bool>> joinExpression) 
+        {
+            this.Context.InitMappingInfo<T2>();
+            var result = InstanceFactory.GetQueryable<T, T2>(this.Context.CurrentConnectionConfig);
+            result.SqlBuilder = this.SqlBuilder;
+            result.Context = this.Context;
+            var joinInfo = GetJoinInfo(joinExpression, JoinType.Full);
+            var sqlObject = joinQueryable.ToSql();
+            string sql = sqlObject.Key;
+            this.QueryBuilder.LambdaExpressions.ParameterIndex += 100;
+            UtilMethods.RepairReplicationParameters(ref sql, sqlObject.Value.ToArray(), this.QueryBuilder.LambdaExpressions.ParameterIndex, "");
+            joinInfo.TableName = "(" + sql + ")";
+            this.QueryBuilder.Parameters.AddRange(sqlObject.Value);
+            result.QueryBuilder.JoinQueryInfos.Add(joinInfo);
+            result.QueryBuilder.LambdaExpressions.ParameterIndex = this.QueryBuilder.LambdaExpressions.ParameterIndex;
+            return result;
+        }
         public ISugarQueryable<T, T2> LeftJoin<T2>(Expression<Func<T, T2, bool>> joinExpression)
         {
             this.Context.InitMappingInfo<T2>();
diff --git a/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableProvider02-05.cs b/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableProvider02-05.cs
index c981d0583..aa2b6ea7f 100644
--- a/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableProvider02-05.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableProvider02-05.cs
@@ -66,6 +66,24 @@ namespace SqlSugar
             result.QueryBuilder.LambdaExpressions.ParameterIndex = this.QueryBuilder.LambdaExpressions.ParameterIndex;
             return result;
         }
+
+        public ISugarQueryable<T, T2, T3> FullJoin<T3>(ISugarQueryable<T3> joinQueryable, Expression<Func<T, T2, T3, bool>> joinExpression) 
+        {
+            this.Context.InitMappingInfo<T3>();
+            var result = InstanceFactory.GetQueryable<T, T2, T3>(this.Context.CurrentConnectionConfig);
+            result.SqlBuilder = this.SqlBuilder;
+            result.Context = this.Context;
+            var joinInfo = GetJoinInfo(joinExpression, JoinType.Full);
+            var sqlObject = joinQueryable.ToSql();
+            string sql = sqlObject.Key;
+            this.QueryBuilder.LambdaExpressions.ParameterIndex += 100;
+            UtilMethods.RepairReplicationParameters(ref sql, sqlObject.Value.ToArray(), this.QueryBuilder.LambdaExpressions.ParameterIndex, "");
+            joinInfo.TableName = "(" + sql + ")";
+            this.QueryBuilder.Parameters.AddRange(sqlObject.Value);
+            result.QueryBuilder.JoinQueryInfos.Add(joinInfo);
+            result.QueryBuilder.LambdaExpressions.ParameterIndex = this.QueryBuilder.LambdaExpressions.ParameterIndex;
+            return result;
+        }
         public ISugarQueryable<T, T2, T3> LeftJoin<T3>(Expression<Func<T, T2, T3, bool>> joinExpression)
         {
             this.Context.InitMappingInfo<T3>();
@@ -553,6 +571,23 @@ namespace SqlSugar
             result.QueryBuilder.LambdaExpressions.ParameterIndex = this.QueryBuilder.LambdaExpressions.ParameterIndex;
             return result;
         }
+        public ISugarQueryable<T, T2, T3, T4> FullJoin<T4>(ISugarQueryable<T4> joinQueryable, Expression<Func<T, T2, T3, T4, bool>> joinExpression)
+        {
+            this.Context.InitMappingInfo<T4>();
+            var result = InstanceFactory.GetQueryable<T, T2, T3, T4>(this.Context.CurrentConnectionConfig);
+            result.SqlBuilder = this.SqlBuilder;
+            result.Context = this.Context;
+            var joinInfo = GetJoinInfo(joinExpression, JoinType.Full);
+            var sqlObject = joinQueryable.ToSql();
+            string sql = sqlObject.Key;
+            this.QueryBuilder.LambdaExpressions.ParameterIndex += 100;
+            UtilMethods.RepairReplicationParameters(ref sql, sqlObject.Value.ToArray(), this.QueryBuilder.LambdaExpressions.ParameterIndex, "");
+            joinInfo.TableName = "(" + sql + ")";
+            this.QueryBuilder.Parameters.AddRange(sqlObject.Value);
+            result.QueryBuilder.JoinQueryInfos.Add(joinInfo);
+            result.QueryBuilder.LambdaExpressions.ParameterIndex = this.QueryBuilder.LambdaExpressions.ParameterIndex;
+            return result;
+        }
         public ISugarQueryable<T, T2, T3, T4> LeftJoin<T4>(Expression<Func<T, T2, T3, T4, bool>> joinExpression)
         {
             this.Context.InitMappingInfo<T4>();
diff --git a/Src/Asp.NetCore2/SqlSugar/Entities/DeleteNavOptions.cs b/Src/Asp.NetCore2/SqlSugar/Entities/DeleteNavOptions.cs
index 826091f62..dfc3a4464 100644
--- a/Src/Asp.NetCore2/SqlSugar/Entities/DeleteNavOptions.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Entities/DeleteNavOptions.cs
@@ -24,7 +24,7 @@ namespace SqlSugar
     }
     public class UpdateNavRootOptions
     {
-        public string IgnoreColumns { get; set; }
+        public string[] IgnoreColumns { get; set; }
         public string[] UpdateColumns { get; set; }
         public bool IsInsertRoot { get; set; }
         public bool IsDiffLogEvent { get; set; }
diff --git a/Src/Asp.NetCore2/SqlSugar/Interface/IQueryable.cs b/Src/Asp.NetCore2/SqlSugar/Interface/IQueryable.cs
index 4368690d5..43d228b00 100644
--- a/Src/Asp.NetCore2/SqlSugar/Interface/IQueryable.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Interface/IQueryable.cs
@@ -26,6 +26,7 @@ namespace SqlSugar
         ISugarQueryable<T, T2> LeftJoin<T2>(ISugarQueryable<T2> joinQueryable, Expression<Func<T, T2, bool>> joinExpression);
         ISugarQueryable<T, T2> InnerJoin<T2>(ISugarQueryable<T2> joinQueryable, Expression<Func<T, T2, bool>> joinExpression);
         ISugarQueryable<T, T2> RightJoin<T2>(ISugarQueryable<T2> joinQueryable, Expression<Func<T, T2, bool>> joinExpression);
+        ISugarQueryable<T, T2> FullJoin<T2>(ISugarQueryable<T2> joinQueryable, Expression<Func<T, T2, bool>> joinExpression);
         ISugarQueryable<T,T2> LeftJoin<T2>(Expression<Func<T,T2,bool>> joinExpression);
         ISugarQueryable<T, T2> FullJoin<T2>(Expression<Func<T, T2, bool>> joinExpression);
         ISugarQueryable<T, T2> InnerJoin<T2>(Expression<Func<T, T2, bool>> joinExpression);
@@ -219,6 +220,7 @@ namespace SqlSugar
         ISugarQueryable<T, T2,T3> LeftJoin<T3>(ISugarQueryable<T3> joinQueryable, Expression<Func<T, T2,T3, bool>> joinExpression);
         ISugarQueryable<T, T2,T3> InnerJoin<T3>(ISugarQueryable<T3> joinQueryable, Expression<Func<T, T2,T3, bool>> joinExpression);
         ISugarQueryable<T, T2,T3> RightJoin<T3>(ISugarQueryable<T3> joinQueryable, Expression<Func<T, T2,T3, bool>> joinExpression);
+        ISugarQueryable<T, T2, T3> FullJoin<T3>(ISugarQueryable<T3> joinQueryable, Expression<Func<T, T2, T3, bool>> joinExpression);
         ISugarQueryable<T, T2,T3> LeftJoin<T3>(Expression<Func<T,T2,T3,bool>> joinExpression);
         ISugarQueryable<T, T2, T3> FullJoin<T3>(Expression<Func<T, T2, T3, bool>> joinExpression);
         ISugarQueryable<T, T2, T3> InnerJoin<T3>(Expression<Func<T, T2, T3, bool>> joinExpression);
@@ -322,6 +324,7 @@ namespace SqlSugar
         ISugarQueryable<T, T2, T3,T4> LeftJoin<T4>(ISugarQueryable<T4> joinQueryable, Expression<Func<T, T2, T3,T4, bool>> joinExpression);
         ISugarQueryable<T, T2, T3,T4> InnerJoin<T4>(ISugarQueryable<T4> joinQueryable, Expression<Func<T, T2, T3,T4, bool>> joinExpression);
         ISugarQueryable<T, T2, T3,T4> RightJoin<T4>(ISugarQueryable<T4> joinQueryable, Expression<Func<T, T2, T3,T4, bool>> joinExpression);
+        ISugarQueryable<T, T2, T3, T4> FullJoin<T4>(ISugarQueryable<T4> joinQueryable, Expression<Func<T, T2, T3, T4, bool>> joinExpression);
         ISugarQueryable<T, T2, T3,T4> LeftJoin<T4>(Expression<Func<T, T2, T3,T4, bool>> joinExpression);
         ISugarQueryable<T, T2, T3, T4> FullJoin<T4>(Expression<Func<T, T2, T3, T4, bool>> joinExpression);
         ISugarQueryable<T, T2, T3,T4> InnerJoin<T4>(Expression<Func<T, T2, T3,T4, bool>> joinExpression);