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Encountering the NtCreateFile(\Device\VBoxDrvStub) failed: 0xc0000034 error while creating a virtual machine in VirtualBox can be frustrating. This issue is commonly related to…
In Oracle databases, every user requires a temporary tablespace for sorting and other temporary operations. By default, users are assigned the default…
The DBMS_SHARED_POOL.PURGE procedure is commonly used to remove specific cursors from the SQL area, but in many cases, it doesn’t work as…
SQL*Plus is a command-line tool used to interact with Oracle databases. This guide covers all possible ways to connect using sqlplus, along…
Databases play a crucial role in ensuring data consistency and reliability, and Oracle follows the ACID properties to maintain these standards. ACID…
Granting excessive privileges to a user can pose security risks. If a user has been mistakenly granted too many privileges, it is…
In Oracle, granting “all privileges” to a user means giving them full access to system privileges or object privileges. Let’s break it…
Mastering Linux starts with knowing the right commands. This Linux Commands Cheat Sheet is your go-to guide, offering quick access to essential…
In Oracle databases, job scheduling allows for the automated execution of tasks, such as routine maintenance and administrative processes. However, there are…
When performing database operations like cloning or duplication with RMAN (Recovery Manager), errors related to the wallet being unopened can disrupt the…
ipconfig is a powerful command-line tool in Windows for viewing and managing network configurations. Below are all the available ipconfig options. ipconfig…
The Telnet command is a network protocol used to access remote systems over a TCP/IP network. It is commonly used for managing…
The ping command is one of the most commonly used network diagnostic tools. It helps verify the connectivity between two devices on…
UTL_MAIL is a built-in package in Oracle Database (within the SYS schema) that allows you to send emails directly from the database.…
When using Data Pump (expdp) to export data, you might encounter the warning: ORA-39173: Encrypted data has been stored unencrypted in dump…
