Month: March 2024

Solution for unable to connect to SQL Server remotely.

A detailed explanation and application of the instr() function in Oracle.

How to use the sort function in C++

Detailed usage examples of the to_date function in Oracle (converting date formats in Oracle) are shown.

Usage of the NVL() function in SQL statements.

Using symbolic links in Linux

In-depth explanation of how to use SQL Plus (login and common commands)

Basic usage of Rownum in Oracle

Installation methods for SecureCRT and SecureFX on Windows 10

Detailed explanation of how to use the telnet command.