How do I change the format of a timestamp in SQL?
select to_char(sysdate, ‘YYYY-MM-DD’) from dual; To get this format by default, set it in your session’s NLS_DATE_FORMAT parameter: alter session set NLS_DATE_FORMAT = ‘YYYY-MM-DD’; You can also set the NLS_TIMESTAMP_FORMAT and NLS_TIMESTAMP_TZ_FORMAT .
What does Strftime mean in SQL?
The SQLite strftime function is a very powerful function that allows you to return a formatted date as well as perform date calculations on that date. This function returns the date as a text representation.
What is STRF time?
Description. Pythom time method strftime() converts a tuple or struct_time representing a time as returned by gmtime() or localtime() to a string as specified by the format argument. If t is not provided, the current time as returned by localtime() is used.
What is the optional timestamp parameter in strftime ()?
See description in strftime () . The optional timestamp parameter is an int Unix timestamp that defaults to the current local time if timestamp is omitted or null. In other words, it defaults to the value of time () .
What does gmstrftime () do?
The gmstrftime() function formats a GMT/UTC time and/or date according to locale settings. Tip: Also look at the strftime() function, which formats a local time and/or date according to locale settings.
What is the correct format for date and time stamp?
Bookmark this question. Show activity on this post. We have a huge Oracle database that contains data which has date and time stamps. Right now we are using mm-dd-yyyy format for date and EST Time zone for time stamp. Now we need to change the date format as yyyy-mm-dd and time stamps should be GMT timezone .
What is a valid timestamp data expression?
A valid timestamp data expression consists of a date and a time, followed by an optional BC or AD. In this case, a valid timestamp data expression consists of a date and a time, followed by a time_zone expression concatenated with a ‘+/-’ sign based on the position of the time zone with respect to ‘GMT’ and finally followed by an optional BC or AD.