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- Date Part Functions 11936
- The date_part , date_trunc and date_diff functions can be used to extract or manipulate parts of temporal types such as TIMESTAMP , TIMESTAMPTZ , DATE and INTERVAL . The parts to be extracted or manipulated are specified by one of the strin
...yr , y , years , yrs 2021 Part Specifiers Only Usable as Date Part Specifiers Specifier Description Synonyms Example dayofweek Day of the week (Sunday = 0, Saturday = 6) weekday , dow 2 dayofyear Day of the year (1-365/366) doy 215 epoch Seconds sin...ce 1970-01-01 1627991984.123456 era Gregorian era (CE/AD, BCE/BC) 1 isodow ISO day of the week (Monday = 1, Sunday = 7) 2 isoyear ISO Year number (Starts on Monday of week containing Jan 4th) 2021 julian Julian Day nu...r Time zone offset hour portion 0 timezone_minute Time zone offset minute portion 0 timezone Time zone offset in seconds 0 week Week number weeks , w 31 yearweek ISO year and week number in YYYYWW format 202131 Note that the time zone parts are all z... - https://man.mtool.work/duckdb/2.0/sql/functions/datepart.html
- Date Format Functions 11479
- The strftime and strptime functions can be used to convert between DATE / TIMESTAMP values and strings. This is often required when parsing CSV files, displaying output to the user or transferring information between programs. Because there
...); Format Specifiers Below is a full list of all available format specifiers. Specifier Description Example %a Abbreviated weekday name. Sun, Mon, ... %A Full weekday name. Sunday, Monday, ... %b Abbreviated month name. Jan, Feb, ..., Dec %B Full mon...added on the left. 000 - 999 %G ISO 8601 year with century representing the year that contains the greater part of the ISO week (see %V ). 0001, 0002, ..., 2013, 2014, ..., 9998, 9999 %H Hour (24-hour clock) as a zero-padded decimal number. 00, 01, ....M, PM %S Second as a zero-padded decimal number. 00, 01, ..., 59 %-S Second as a decimal number. 0, 1, ..., 59 %u ISO 8601 weekday as a decimal number where 1 is Monday. 1, 2, ..., 7 %U Week number of the year. Week 01 starts on the first Sunday of t... - https://man.mtool.work/duckdb/2.0/sql/functions/dateformat.html
- Interval Functions 8097
- This section describes functions and operators for examining and manipulating INTERVAL values. Interval Operators The table below shows the available mathematical operators for INTERVAL types. Operator Description Example Result + Addition
...rval. to_quarters(integer ) Construct an interval of integer quarters. to_seconds(integer) Construct a second interval. to_weeks(integer) Construct a week interval. to_years(integer) Construct a year interval. Only the documented date part components...onds(integer) | Description | Construct a second interval. | | Example | to_seconds(5) | | Result | INTERVAL 5 SECOND | to_weeks(integer) | Description | Construct a week interval. | | Example | to_weeks(5) | | Result | INTERVAL 35 DAY | to_years(int... - https://man.mtool.work/duckdb/2.0/sql/functions/interval.html
- Python Client API 7841
- Connection class duckdb. Appender Bases: object append_row ( self , * args ) → None Buffer one row, one value per column, each converted as an executemany parameter would be append_rows ( self , rows : object ) → None Buffer each row of an
...ATE']), 'day': ('day', 0, ['DATE']), 'dayname': ('dayname', 0, ['DATE']), 'dayofmonth': ('dayofmonth', 0, ['DATE']), 'dayofweek': ('dayofweek', 0, ['DATE']), 'dayofyear': ('dayofyear', 0, ['DATE']), 'days_in_month': ('days_in_month', 0, []), 'decade'...our', 0, ['DATE']), 'timezone_minute': ('timezone_minute', 0, ['DATE']), 'trunc': ('date_trunc', 1, ['VARCHAR', 'DATE']), 'week': ('week', 0, ['DATE']), 'weekday': ('weekday', 0, ['DATE']), 'weekofyear': ('weekofyear', 0, ['DATE']), 'year': ('year',...0, ['DATE']), 'yearweek': ('yearweek', 0, ['DATE'])} Method name to (function, position of the expression, parameter types). age ( * args : ValueO... - https://man.mtool.work/duckdb/2.0/clients/python/reference/
- Enum Data Type 7750
- Name Description ENUM Dictionary representing all possible string values of a column The enum type represents a dictionary data structure with all possible unique values of a column. For example, a column storing the days of the week can be
... - https://man.mtool.work/duckdb/2.0/sql/data_types/enum.html
- Date Functions 7695
- This section describes functions and operators for examining and manipulating DATE values. Date Operators The table below shows the available mathematical operators for DATE types. Operator Description Example Result + addition of days (int
...whole multiples of part . date_trunc(part, date) Truncate to specified precision . dayname(date) The (English) name of the weekday. days_in_month(date) The number of days in the month of the given date. extract(part from date) Get subfield from a dat...2-03-07') | | Result | 1992-03-01 00:00:00 | | Alias | datetrunc | dayname(date) | Description | The (English) name of the weekday. | | Example | dayname(DATE '1992-09-20') | | Result | Sunday | days_in_month(date) | Description | The number of days...mber of months or coarser units, else 2000-01-03 . Note that 2000-01-03 is a Monday. | | Example | time_bucket(INTERVAL '2 weeks', DATE '1992-04-20', DATE '1992-04-01') | | Result | 1992-04-15 | today() | Description | Current date (start of current... - https://man.mtool.work/duckdb/2.0/sql/functions/date.html
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