Oracle Database

10 article(s) tagged with Oracle Database

  • 2025-06-06

    An Introduction to PKI and SSL

    In order to understand how the Secure Sockets Layer Protocol (SSL) works, it is necessary to understand the fundamental concepts of Symmetric Encryption and Public Key Infrastructure (PKI). All of these technologies are used in SSL. This article aims to outline these concepts.

    Patrick Hamou

  • 2025-06-06

    Data Pump export hang / uses excessive memory with many "WITH GRANT OPTION" grants - superceded

    Patrick Hamou

  • 2025-06-06

    How to Load File Content to a BLOB Field and Unload BLOB Content to a File on the OS

    This note describes steps to Load a Binary file into a BLOB Column of a table, and also describes how to unload contents of a blob column to a file on the filesystem.

    Patrick Hamou

  • 2025-06-06

    ORA-00338, ORA-00312 Errors Reported In Alert Log

    Below errors are repeatedly reported in the alert log of one RAC node. Note that the actual issue applies to RAC and non RAC databases.

    Patrick Hamou

  • 2025-06-06

    Troubleshooting ORA-1031: Insufficient Privileges While Connecting As SYSDBA

    This document is intended to supply some commonly used steps for diagnosing error ORA-1031 encountered while connecting as sysdba.

    Patrick Hamou

  • 2025-06-06

    Ora-07445 [_nsgblini] After Applying Patch

    When running an application, the following error was generated in both the alert.log and trace files: ORA-07445: exception encountered: core dump [ACCESS_VIOLATION] [_nsgblini+1158] 

    Patrick Hamou

  • 2025-06-06

    Shared Server: "ORA-12523: TNS:listener could not find instance appropriate for the client"

    When trying to connect the Oracle RDBMS Instance using Shared Server, the following error message may occur: ERROR: ORA-12523: TNS:listener could not find instance appropriate for the client connection

    Patrick Hamou

  • 2025-06-06

    How to Save Forms in the Database ?

    Usually when you save the form, it gets saved in the filesystem by default. However, if you want to save it in the database, you will need to do some work in the database.

    Patrick Hamou

  • 2025-06-06

    ORA-00600: [KSLGES_3] When Mounting Database

    Received following errors in alert log when trying to mount database: ORA-00600: internal error code

    Patrick Hamou

  • 2025-06-06

    ORA-20011 ORA-29913 and ORA-29400 with Associated KUP-XXXXX Errors from DBMS_STATS .GATHER_STATS_JOB

    When attempting to run GATHER_STATS_JOB the following errors occur: ORA-20011. Usually accompanied with varying other errors such as KUP-11024

    Patrick Hamou

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