diff --git a/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/Queryable/ClickHouseQueryable.cs b/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/Queryable/ClickHouseQueryable.cs
index 6fac9e468..5817d10aa 100644
--- a/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/Queryable/ClickHouseQueryable.cs
+++ b/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/Queryable/ClickHouseQueryable.cs
@@ -19,50 +19,50 @@ namespace SqlSugar.ClickHouse
             return this;
         }
     }
-    public class PostgreSQLQueryable<T, T2> : QueryableProvider<T, T2>
+    public class ClickHouseQueryable<T, T2> : QueryableProvider<T, T2>
     {
         public new ISugarQueryable<T, T2> With(string withString)
         {
             return this;
         }
     }
-    public class PostgreSQLQueryable<T, T2, T3> : QueryableProvider<T, T2, T3>
+    public class ClickHouseQueryable<T, T2, T3> : QueryableProvider<T, T2, T3>
     {
 
     }
-    public class PostgreSQLQueryable<T, T2, T3, T4> : QueryableProvider<T, T2, T3, T4>
+    public class ClickHouseQueryable<T, T2, T3, T4> : QueryableProvider<T, T2, T3, T4>
     {
 
     }
-    public class PostgreSQLQueryable<T, T2, T3, T4, T5> : QueryableProvider<T, T2, T3, T4, T5>
+    public class ClickHouseQueryable<T, T2, T3, T4, T5> : QueryableProvider<T, T2, T3, T4, T5>
     {
 
     }
-    public class PostgreSQLQueryable<T, T2, T3, T4, T5, T6> : QueryableProvider<T, T2, T3, T4, T5, T6>
+    public class ClickHouseQueryable<T, T2, T3, T4, T5, T6> : QueryableProvider<T, T2, T3, T4, T5, T6>
     {
 
     }
-    public class PostgreSQLQueryable<T, T2, T3, T4, T5, T6, T7> : QueryableProvider<T, T2, T3, T4, T5, T6, T7>
+    public class ClickHouseQueryable<T, T2, T3, T4, T5, T6, T7> : QueryableProvider<T, T2, T3, T4, T5, T6, T7>
     {
 
     }
-    public class PostgreSQLQueryable<T, T2, T3, T4, T5, T6, T7, T8> : QueryableProvider<T, T2, T3, T4, T5, T6, T7, T8>
+    public class ClickHouseQueryable<T, T2, T3, T4, T5, T6, T7, T8> : QueryableProvider<T, T2, T3, T4, T5, T6, T7, T8>
     {
 
     }
-    public class PostgreSQLQueryable<T, T2, T3, T4, T5, T6, T7, T8, T9> : QueryableProvider<T, T2, T3, T4, T5, T6, T7, T8, T9>
+    public class ClickHouseQueryable<T, T2, T3, T4, T5, T6, T7, T8, T9> : QueryableProvider<T, T2, T3, T4, T5, T6, T7, T8, T9>
     {
 
     }
-    public class PostgreSQLQueryable<T, T2, T3, T4, T5, T6, T7, T8, T9, T10> : QueryableProvider<T, T2, T3, T4, T5, T6, T7, T8, T9, T10>
+    public class ClickHouseQueryable<T, T2, T3, T4, T5, T6, T7, T8, T9, T10> : QueryableProvider<T, T2, T3, T4, T5, T6, T7, T8, T9, T10>
     {
 
     }
-    public class PostgreSQLQueryable<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11> : QueryableProvider<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11>
+    public class ClickHouseQueryable<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11> : QueryableProvider<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11>
     {
 
     }
-    public class PostgreSQLQueryable<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> : QueryableProvider<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12>
+    public class ClickHouseQueryable<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> : QueryableProvider<T, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12>
     {
 
     }
diff --git a/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/SqlBuilder/ClickHouseExpressionContext.cs b/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/SqlBuilder/ClickHouseExpressionContext.cs
index 9dfb8499b..7a3a2ee0e 100644
--- a/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/SqlBuilder/ClickHouseExpressionContext.cs
+++ b/Src/Asp.NetCore2/SqlSugar.ClickHouseCore/ClickHouse/SqlBuilder/ClickHouseExpressionContext.cs
@@ -373,7 +373,7 @@ namespace SqlSugar.ClickHouse
         }
         public override string GetRandom()
         {
-            return "RANDOM()";
+            return "generateUUIDv4()";
         }
 
         public override string EqualTrue(string fieldName)