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double function

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Applies to: check marked yes Databricks SQL check marked yes 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