The Ultimate Guide to High Availability with MariaDB
This is a read-only copy of the MariaDB Knowledgebase generated on 2024-11-24. For the latest, interactive version please visit https://mariadb.com/kb/.

SET ROLE

MariaDB starting with 10.0.5

I ruoli sono stati introdotti in MariaDB 10.0.5.

Contents

  1. Sintassi
  2. Spiegazione
  3. Esempio

Sintassi

SET ROLE { ruolo | NONE }

Spiegazione

L'istruzione SET ROLE abilita un ruolo per la sessione corrente. Per deselezionarlo, si usi NONE .

Se il ruolo non esiste, o non è stato assegnato all'utente corrente, si ottiene un ERROR 1959 (OP000): Invalid role specification.

Esempio

SELECT CURRENT_ROLE;
+--------------+
| CURRENT_ROLE |
+--------------+
| NULL         |
+--------------+

SET ROLE staff;

SELECT CURRENT_ROLE;
+--------------+
| CURRENT_ROLE |
+--------------+
| staff        |
+--------------+
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