Check out example codes for "sql cast as". It will help you in understanding the concepts better.

Code Example 1

CAST('2006-04-25T15:50:59.997' AS date) AS Date,  

CAST('2006-04-25T15:50:59.997' AS time) AS Time,  

CAST('2006-04-25T15:50:59.997' AS datetime) AS Datetime,

Code Example 2

-- Specifically for Oracle

-- EXAMPLE
CAST('732.98' AS INT)

/* SYNTAX
CAST(<value_to_cast> AS <data_type_to_cast_to>)
*/

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