Hi guys! :) i need some help... i got the auth_dialog and i'm including some features to implement otp (one time password) my question is... what ".h" file should i include to allow read/write from any_table from mysql schema? i checked some read/write from selftunning optimizer ( https://github.com/igniting/server/blob/3d101751d27215ccf88c6c9701ca113de4aa... ) but i didn't understand what should be included i'm getting messages like: In file included from /home/rspadim/mariadb/mariadb-10.1/server/sql/opt_range.h:36:0, from /home/rspadim/mariadb/mariadb-10.1/server/plugin/auth_otp/otp_auth.cc:26: --- my current source code (i don't know if .h order is ok): INCLUDES: #include "unireg.h" <- line 20 #include "sql_base.h" #include "lex.h" #include "sql_table.h" #include "sql_priv.h" #include "sql_class.h" #include "opt_range.h" <- line 26 #include "records.h" #include <mysql/plugin_auth.h> #include <string.h> #include <stdio.h> #include <stdlib.h> #include <mysql/auth_dialog_client.h> -- Roberto Spadim SPAEmpresarial Eng. Automação e Controle