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SQLite time Function

SQLite time function is used to calculate time and return time in 'HH-MM-SS' format.

Syntax:

Here, timestring is a date value which can be anyone of the following:

Index timestring Description
1) now It is a literal used to return the current date.
2) YYYY-MM-DD It specifies the date value formatted as 'YYYY-MM-DD'
3) YYYY-MM-DD HH:MM It specifies the date value formatted as 'YYYY-MM-DD HH:MM'
4) YYYY-MM-DD HH:MM:SS It specifies the date value formatted as 'YYYY-MM-DD HH:MM:SS'
5) YYYY-MM-DD HH:MM:SS.SSS It specifies the date value formatted as 'YYYY-MM-DD HH:MM:SS.SSS'
6) HH:MM It specifies the date value formatted as 'HH:MM'
7) HH:MM:SS It specifies the date value formatted as 'HH:MM:SS'
8) HH:MM:SS.SSS It specifies the date value formatted as 'HH:MM:SS.SSS'
9) YYYY-MM-DDTHH:MM It specifies the date value formatted as 'YYYY-MM-DDTHH:MM' where t is a literal character separating the date and time portions.
10) YYYY-MM-DDTHH:MM:SS It specifies the date value formatted as 'YYYY-MM-DDTHH:MM:SS' where t is a literal character separating the date and time portions
11) YYYY-MM-DDTHH:MM:SS.SSS It specifies the date value formatted as 'YYYY-MM-DDTHH:MM:SS.SSS' where t is a literal character separating the date and time portions
12) DDDDDDDDDD It specifies the Julian date number

modifier1, modifier2, ... modifier_n: modifiers are optional. These are used with timestring to add or subtract time, date or years.

Index Modifier Description
1) [+-]NNN years It is used to specify number of years added/subtracted to the date
2) [+-]NNN months It is used to specify number of months added/subtracted to the date
3) [+-]NNN days It is used to specify number of days added/subtracted to the date
4) [+-]NNN hours It is used to specify number of hours added/subtracted to the date
5) [+-]NNN minutes It is used to specify number of minutes added/subtracted to the date
6) [+-]NNN seconds It is used to specify number of seconds added/subtracted to the date
7) [+-]NNN.NNNN seconds It is used to specify number of seconds (and fractional seconds) added/subtracted to the date
8) start of year It is used to shift the date back to the start of the year
9) start of month It is used to shift the date back to the start of the month
10) start of day It is used to shift the date back to the start of the day
11) weekday N It is used to move the date forward to the next date where weekday number is N (0=Sunday, 1=Monday, 2=Tuesday, 3=Wednesday, 4=Thursday, 5=Friday, 6=Saturday)
12) unixepoch It is used with the DDDDDDDDDD timestring to interpret the date as UNIX Time (ie: number of seconds since 1970-01-01)
13) localtime It is used to adjust date to localtime, assuming the timestring was expressed in UTC
14) utc It is used to adjust date to utc, assuming the timestring was expressed in localtime

Example1: Retrieve current time:

Output:

SQLite time function 1

Example2: Add/ subtract hours and minutes to current time:

Output:

SQLite time function 2 SQLite time function 3 SQLite time function 4 SQLite time function 5




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