identity generator progress

include/matador/query/builder.hpp

@@ -70,6 +70,7 @@ public:
   column_builder& not_null();
   column_builder& primary_key();
   column_builder& unique();
+  column_builder& identity();
 
 private:
   std::string column_name_;

include/matador/query/intermediates/query_create_intermediate.hpp

@@ -36,11 +36,17 @@ public:
   query_create_table_columns_intermediate columns(const std::vector<table_column> &columns);
 };
 
+class query_create_sequence_intermediate : public executable_query {
+public:
+  using executable_query::executable_query;
+};
+
 class query_create_intermediate : public query_intermediate {
 public:
   query_create_intermediate();
 
   query_create_table_intermediate table(const table &tab);
+  query_create_sequence_intermediate sequence(const std::string &sequence_name);
   executable_query schema(const std::string &schema_name);
 };
 

include/matador/query/table.hpp

@@ -52,8 +52,6 @@ private:
   std::vector<table_column> columns_;
 };
 
-table operator ""_tab(const char *name, size_t len);
-
 template<typename Type = table>
 class typed_table : public table {
 public: