Part 1: Understanding The NVLCOALESCE Expression

SQL COALESCE - Syntax, Use Cases, and Examples coalesce Coalesce coalesce looks at the values in a list , and returns the first non-null value This function is useful when you want to: fill in missing coalesce What is the purpose of COALESCE in SQL? COALESCE serves to return the first non-NULL value from a set of expressions It helps manage NULL

coalesce COALESCE function Definition, syntax, examples and common errors using BigQuery Standard SQL The COALESCE function will return the first non-NULL