schema creation progress

include/matador/orm/session.hpp

@@ -99,6 +99,7 @@ public:
   [[nodiscard]] utils::result<void, utils::error> attach(const std::string &table_name) const;
 
   utils::result<void, utils::error> create_schema() const;
+  utils::result<void, utils::error> drop_schema() const;
 
   /**
    * Insert the given object into the session.
@@ -144,6 +145,7 @@ private:
   friend class query_select;
 
   static query::fetchable_query build_select_query(entity_query_data &&data);
+  static sql::query_context build_add_constraint_context(const std::string& table_name, const class object::constraint& cons, const sql::connection_ptr &conn) ;
 
 private:
   mutable sql::statement_cache cache_;

include/matador/query/intermediates/query_alter_intermediate.hpp

@@ -9,7 +9,7 @@ class query_alter_intermediate : public query_intermediate {
 public:
   query_alter_intermediate();
 
-  query_alter_table_intermediate table(const table &tab) const;
+  [[nodiscard]] query_alter_table_intermediate table(const table &tab) const;
 };
 
 }

include/matador/query/intermediates/query_alter_table_intermediate.hpp

@@ -36,7 +36,6 @@ public:
     using query_intermediate::query_intermediate;
 
     query_add_key_constraint_intermediate add_constraint(const std::string& name);
-    executable_query add_constraint(const class object::constraint& constraint);
     executable_query drop_constraint(const std::string& name);
 };
 }