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Wadhah DAOUEHI
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Category Archives: Linux

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ORA-65500: could not modify DB_UNIQUE_NAME, resource exists

By Wadhah DAOUEHI | November 4, 2023 - 12:00 pm |May 26, 2024 Linux
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While changing DB_UNIQUE_NAME for an Cluster Oracle database, we have this error Error: SQL> alter … Read More →

Create an Oracle Database 19c using SQL

By Wadhah DAOUEHI | October 28, 2023 - 10:00 pm |May 26, 2024 Linux
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As an other method to create an Oracle database like the tool DBCA in graphical … Read More →

Tagged Database, Oracle, OracleLinux8

Can’t locate Term/ReadKey.pm

By Wadhah DAOUEHI | October 28, 2023 - 9:57 pm |May 26, 2024 Linux
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While running the Catalog script of Oracle Database, we have an error while loading the … Read More →

Reason = profile limit idle_time

By Wadhah DAOUEHI | October 16, 2023 - 9:33 am |October 16, 2023 Linux
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Enabling limit time for idle sessions is also a good solution to manage blocking sessions … Read More →

Errors while standby_file_management = manual in standby DB

By Wadhah DAOUEHI | October 15, 2023 - 12:54 pm |October 15, 2023 Linux
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When we forget to set auto file creation in the standby , by default the … Read More →

Oracle Database Server/Client certificate/TCPS (Oracle 19c)

By Wadhah DAOUEHI | May 29, 2023 - 9:13 pm |May 29, 2023 Linux
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This tutorial explains the steps to communicate Oracle Server/Client with TCPS certificate. Oracle Database Server … Read More →

Create Client Wallet and Certificate (Oracle 19c)

By Wadhah DAOUEHI | May 29, 2023 - 8:52 pm |May 29, 2023 Linux
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This tutorial explains the steps to create an Oracle Wallet and certificate on the Oracle … Read More →

Create Server Wallet and Certificate (Oracle 19c)

By Wadhah DAOUEHI | May 29, 2023 - 8:52 pm |May 29, 2023 Linux
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This tutorial explains the steps to create an Oracle Wallet and certificate on the Oracle … Read More →

Reinstate failed for Data Guard: Flashback Database is disabled

By Wadhah DAOUEHI | May 27, 2023 - 6:35 am |May 27, 2023 Linux
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While you have an Oracle Data Guard replication, and for some reasons you cannot switchover … Read More →

Reinstate for Data Guard succeeded

By Wadhah DAOUEHI | May 27, 2023 - 6:34 am |May 27, 2023 Linux
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After a failover to the standby Oracle Database, we need to reinstate the old primary … Read More →

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