O Oracle XML DB é uma feature que possui várias tecnologias que pode auxiliar o DBA quando o assunto é high-performance. No entanto, em alguns casos, seja por um mal upgrade executado anteriormente ou por qualquer outra atividade esta feature se torna inválida e para isso necessitamos executar os seguintes comandos: Oracle XML DB is a feature that has several technologies that can help the DBA to improve high performance. However, in some cases, due to an incorrectly updated executed or any other activity, this resource becomes invalid and…
Month: October 2017
ORA-28040: NO MATCHING AUTHENTICATION PROTOCOL EXCEPTION AFTER UPGRADE FROM 11G TO 12C
After upgraded an Oracle database from 11.2.0.4 to 12.2.0.1 I receive the error “ORA-28040: No matching authentication protocol exception” during one of our applications tried to connect to this database. This is due to the fact that in version 11G the parameter SQLNET.ALLOWED_LOGON_VERSION_SERVER had the default value 8 while in version 12c it is 11. Knowing this, after changing the value of the parameter in the sqlnet.ora file the problem has been solved. Portuguse / Português Depois de atualizar um banco de dados Oracle 11.2.0.4 para 12.2.0.1 eu recebir o…