timestamp function
Applies to: 
Databricks SQL Databricks Runtime
Casts expr to TIMESTAMP. This function is a synonym for CAST(expr AS TIMESTAMP). For details see cast function.
Syntax
timestamp(expr)
Arguments
expr: Any expression that can be cast to TIMESTAMP.
Returns
A TIMESTAMP.
Examples
SQL
> SELECT timestamp('2020-04-30 12:25:13.45');
2020-04-30 12:25:13.45
> SELECT timestamp(date'2020-04-30');
2020-04-30 00:00:00
> SELECT timestamp(123);
1969-12-31 16:02:03