diff --git a/Src/Asp.Net/SqlSugar/Realization/Dm/SqlBuilder/DmQueryBuilder.cs b/Src/Asp.Net/SqlSugar/Realization/Dm/SqlBuilder/DmQueryBuilder.cs
index 38868e522..dfc97ac19 100644
--- a/Src/Asp.Net/SqlSugar/Realization/Dm/SqlBuilder/DmQueryBuilder.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/Dm/SqlBuilder/DmQueryBuilder.cs
@@ -8,7 +8,7 @@ namespace SqlSugar
     {
         public override bool IsComplexModel(string sql)
         {
-            return Regex.IsMatch(sql, @"AS ""\w+\.\w+""");
+            return Regex.IsMatch(sql, @"AS ""\w+\.\w+""")|| Regex.IsMatch(sql, @"AS ""\w+\.\w+\.\w+""");
         }
         public override string SqlTemplate
         {
diff --git a/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlQueryBuilder.cs b/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlQueryBuilder.cs
index 179050eeb..53a7532ca 100644
--- a/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlQueryBuilder.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/MySql/SqlBuilder/MySqlQueryBuilder.cs
@@ -31,7 +31,7 @@ namespace SqlSugar
         #region Common Methods
         public override bool IsComplexModel(string sql)
         {
-            return Regex.IsMatch(sql, @"AS \`\w+\.\w+\`");
+            return Regex.IsMatch(sql, @"AS \`\w+\.\w+\`")|| Regex.IsMatch(sql, @"AS \`\w+\.\w+\.\w+\`");
         }
         public override string ToSqlString()
         {
diff --git a/Src/Asp.Net/SqlSugar/Realization/Oracle/SqlBuilder/OracleQueryBuilder.cs b/Src/Asp.Net/SqlSugar/Realization/Oracle/SqlBuilder/OracleQueryBuilder.cs
index 89d2e5261..8da10b392 100644
--- a/Src/Asp.Net/SqlSugar/Realization/Oracle/SqlBuilder/OracleQueryBuilder.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/Oracle/SqlBuilder/OracleQueryBuilder.cs
@@ -11,7 +11,7 @@ namespace SqlSugar
     {
         public override bool IsComplexModel(string sql)
         {
-            return Regex.IsMatch(sql, @"AS ""\w+\.\w+""");
+            return Regex.IsMatch(sql, @"AS ""\w+\.\w+""")|| Regex.IsMatch(sql, @"AS ""\w+\.\w+\.\w+""");
         }
         public override string SqlTemplate
         {
diff --git a/Src/Asp.Net/SqlSugar/Realization/PostgreSQL/SqlBuilder/PostgreSQLQueryBuilder.cs b/Src/Asp.Net/SqlSugar/Realization/PostgreSQL/SqlBuilder/PostgreSQLQueryBuilder.cs
index 51e1cad28..8c6239f57 100644
--- a/Src/Asp.Net/SqlSugar/Realization/PostgreSQL/SqlBuilder/PostgreSQLQueryBuilder.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/PostgreSQL/SqlBuilder/PostgreSQLQueryBuilder.cs
@@ -31,7 +31,7 @@ namespace SqlSugar
         #region Common Methods
         public override bool IsComplexModel(string sql)
         {
-            return Regex.IsMatch(sql, @"AS ""\w+\.\w+""");
+            return Regex.IsMatch(sql, @"AS ""\w+\.\w+""")|| Regex.IsMatch(sql, @"AS ""\w+\.\w+\.\w+""");
         }
         public override string ToSqlString()
         {
diff --git a/Src/Asp.Net/SqlSugar/Realization/Sqlite/SqlBuilder/SqliteQueryBuilder.cs b/Src/Asp.Net/SqlSugar/Realization/Sqlite/SqlBuilder/SqliteQueryBuilder.cs
index 1133f74b3..29a466764 100644
--- a/Src/Asp.Net/SqlSugar/Realization/Sqlite/SqlBuilder/SqliteQueryBuilder.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/Sqlite/SqlBuilder/SqliteQueryBuilder.cs
@@ -31,7 +31,7 @@ namespace SqlSugar
         #region Common Methods
         public override bool IsComplexModel(string sql)
         {
-            return Regex.IsMatch(sql, @"AS \`\w+\.\w+\`");
+            return Regex.IsMatch(sql, @"AS \`\w+\.\w+\`")|| Regex.IsMatch(sql, @"AS \`\w+\.\w+\.\w+\`");
         }
         public override string ToSqlString()
         {