Oracle SQL Developer

Setting up the Globalization Support Environment■ Month and day abbreviations used by the default date format (NLS_DATE_FORMAT)Example 11–6 shows how to use NLS_DATE_LANGUAGE to set the date language toFrench.Example 11–6 NLS_DATE_LANGUAGE=FRENCH, Month and Day Names-- set NLS_DATE_LANAGUAGE for this user sessionALTER SESSION SET NLS_DATE_LANGUAGE = FRENCH;-- display the current system dateSELECT TO_CHAR(SYSDATE, 'Day:Dd Month yyyy') FROM DUAL;You should see output similar to the following, depending on the current system date:TO_CHAR(SYSDATE,'DAY:DDMON--------------------------Jeudi :06 Octobre 2005The default date format uses the month abbreviations determined by NLS_DATE_LANGUAGE. For example, if the default date format is DD-MON-YYYY and NLS_DATE_LANGUAGE = FRENCH, then insert a date as follows:INSERT INTO table_name VALUES ('12-Févr.-1997');See Also: Oracle Database SQL Reference for information on dateformat models11.2.4.2 Time FormatsDifferent time formats are shown in Table 11–2.Table 11–2Examples of Time FormatsCountry Description ExampleEstonia hh24:mi:ss 13:50:23Germany hh24:mi:ss 13:50:23China hh24:mi:ss 13:50:23UK hh24:mi:ss 13:50:23US hh:mi:ssxff am 1:50:23.555 PMThis topic contains information about the following parameters:■■NLS_TIMESTAMP_FORMATNLS_TIMESTAMP_TZ_FORMAT11.2.4.2.1 NLS_TIMESTAMP_FORMAT NLS_TIMESTAMP_FORMAT defines the defaultdate format for the TIMESTAMP and TIMESTAMP WITH LOCAL TIME ZONE datatypes. The NLS_TERRITORY parameter determines the default value of NLS_TIMESTAMP_FORMAT. The value of NLS_TIMESTAMP_FORMAT can be any validdatetime format mask.The following example shows a value for NLS_TIMESTAMP_FORMAT:NLS_TIMESTAMP_FORMAT = 'YYYY-MM-DD HH:MI:SS.FF'Working in a Global Environment 11-9