MySQL Current Time Functions Guide

1. You can use the NOW() function in SQL to get the current time directly in your query, for example: SELECT NOW();
2. Using the CURRENT_TIMESTAMP function: To obtain the current time, you can use the CURRENT_TIMESTAMP function, for example: SELECT CURRENT_TIMESTAMP;
3. To make use of the SYSDATE() function: You can retrieve the current time by using the SYSDATE() function, for example: SELECT SYSDATE();
4. To use the GETDATE() function: In SQL Server database, you can use the GETDATE() function to retrieve the current time, for example: SELECT GETDATE();
5. Using the CURDATE() function: You can use the CURDATE() function to get the current date, for example: SELECT CURDATE();

These methods can all be used to obtain the current time or date, the choice of method depends on the type of database and personal preference.