double function

Applies to: Databricks SQL Databricks Runtime

Casts the value expr to DOUBLE. This function is a synonym for CAST(expr AS DOUBLE). See cast function for details.

Syntax

double(expr)

Arguments

• expr: An expression that can be cast to DOUBLE.

Returns

A DOUBLE.

Examples

> SELECT double('5.2');
 5.2

Related functions

• cast function