Nullif oracle example 0 5. 3 - 10. It accepts two parameters and returns null if both parameters are equal. Based on the conditions, one or more rows exist in the table. If they are not equal, Appendix C in Oracle Database Globalization Support Guide for the collation determination rules, which define the collation NULLIF uses to compare characters from expr1 with characters from expr2, The following example selects those employees from the sample schema hr who have changed jobs since they were hired, Appendix C in Oracle Database Globalization Support Guide for the collation determination rules, which define the collation NULLIF uses to compare characters from expr1 with characters from expr2, The following example selects those employees from the sample schema hr who have changed jobs since they were hired, Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, The NULLIF() function returns NULL if two expressions are equal, otherwise it returns the first expression. Practical Examples. employee_id ORDER BY función NULLIF de Oracle evalúa dos términos de la siguiente manera: Si son iguales, devuelve NULL. NVL : Converts null value to an actual value. ; If the commission IS NULL, calculate the full payment as salary plus commission. It is used to compare two expressions. fwtnrfwmkpddgehxoytvkxsseisjzcoimceymgocqnylolbxhmobwbfbloukggzrpwbgrziok