create table as

parser.h

@@ -25,6 +25,7 @@ namespace usql {
 	relational_operator,
 	arithmetical_operator,
 	create_table,
+	create_table_as_select,
 	insert_into,
 	select_from,
 	delete_from,
@@ -63,13 +64,6 @@ namespace usql {
 		    null(nullable) {}
     };
 
-    struct ColValueNode : Node {
-        std::string value;
-
-        ColValueNode(const std::string col_value) :
-        Node(NodeType::column_value), value(col_value) {}
-    };
-
     struct FunctionNode : Node {
         std::string		function;
         std::vector<std::unique_ptr<Node>>	params;
@@ -198,6 +192,7 @@ namespace usql {
 		    Node(NodeType::create_table), table_name(name), cols_defs(defs) {}
     };
 
+
     struct InsertIntoTableNode : Node {
 	std::string table_name;
 	std::vector<ColNameNode> cols_names;
@@ -216,6 +211,16 @@ namespace usql {
 		    Node(NodeType::select_from), table_name(name), cols_names(names), where(std::move(where_clause)) {}
     };
 
+
+    struct CreateTableAsSelectNode : Node {
+        std::string		table_name;
+        std::unique_ptr<Node>	select_table;
+
+        CreateTableAsSelectNode(const std::string name, std::unique_ptr<Node> table) :
+        Node(NodeType::create_table_as_select), table_name(name), select_table(std::move(table)) {}
+    };
+
+
     struct UpdateTableNode : Node {
 	std::string table_name;
 	std::vector<ColNameNode> cols_names;