ReferenceSQL language referenceFunctionsBuilt-in functionsAlphabetical list of built-in functionssin functionOn this pagesin function Applies to: Databricks SQL Databricks Runtime Returns the sine of expr. Syntax sin(expr) Arguments expr: An expression that evaluates to a numeric expressing the angle in radians. Returns A DOUBLE. Examples SQL> SELECT sin(0); 0.0 Related functions cos function sinh function tan function