![]() Units like CENTURY or WEEK are converted to years and days.INTERVAL input and output share the same format, with the following exceptions:.If the year appears first in the input, YMD is used for input and output, regardless of the DATESTYLE value. Vertica ISO output for DATESTYLE is ISO long form, but several input styles are accepted.In some cases, input format can determine output, regardless of date style and order settings: For more information, see Date/Time Literals. If you specify YMD for SQL or POSTGRES, Vertica ignores it and uses their default MDY order.ĭate styles and ordering can also affect how Vertica interprets input values. ![]() ![]() Neither SQL nor POSTGRES support YMD order. If the date style is SQL or POSTGRES, the order setting determines whether dates are output in MDY or DMY order. Vertica ignores the order argument for date styles ISO and GERMAN. The following table describes each style and the date ordering arguments it supports: Date style arguments ![]() Each argument can be specified singly or in combination with the other if combined, they can be specified in any order. SET DATESTYLE has a single parameter, which can be set to one or two arguments that specify date ordering and style. Use SHOW DATESTYLE to verify the current output settings. Specifies how to format date/time output for the current session. ![]()
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