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11g → 26aiOracle versions
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3engines: Oracle · MariaDB · MySQL

Oracle 11g · 12c · 19c · 26ai — field notes

Every solved incident
becomes a guide.

I'm Valentin, an Oracle DBA based in Rome. This is where I collect the procedures I actually run in production — upgrades, patching, tuning, recovery — rewritten so that anyone can repeat them. All server, database and customer names are anonymised.

oracle@dbhost01: sqlplus / as sysdba
SQL> select name, status, startup_time from v$dba;

NAME                STATUS  STARTUP_TIME
------------------- ------- ------------
VALENTIN COJOCARU   OPEN    01-APR-22

1 row selected. Uptime: 1688 days.

SQL> select value from v$parameter
  2  where name = 'career_target';

VALUE
-----------------------------
CLOUD ARCHITECT | SRE

SQL> █

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