ASA SQL Reference
  SQL Data Types
    Date and time data types

DATETIME data type [Date and Time]

Function 

A domain, implemented as TIMESTAMP.

Syntax 

DATETIME

Usage 

DATETIME is provided primarily for compatibility with Adaptive Server Enterprise.

Standards and compatibility 

• SQL/92    Vendor extension.

• Sybase    Compatible with Adaptive Server Enterprise. For an exception, see Transact-SQL compatibility of string-to-date/time conversions.

See also 

DATE data type [Date and Time]

SMALLDATETIME data type [Date and Time]

TIMESTAMP data type [Date and Time]