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
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