--- date_add --- SELECT date_add('2023-12-06 07:39:46.222'::TIMESTAMP_MS, INTERVAL '5 day'); +--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | date_add(arrow_cast(Utf8("2023-12-06 07:39:46.222"),Utf8("Timestamp(Millisecond, None)")),IntervalMonthDayNano("IntervalMonthDayNano { months: 0, days: 5, nanoseconds: 0 }")) | +--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | 2023-12-11T07:39:46.222 | +--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ SELECT date_add('2023-12-06 07:39:46.222'::TIMESTAMP_MS, '5 day'); +----------------------------------------------------------------------------------------------------------+ | date_add(arrow_cast(Utf8("2023-12-06 07:39:46.222"),Utf8("Timestamp(Millisecond, None)")),Utf8("5 day")) | +----------------------------------------------------------------------------------------------------------+ | 2023-12-11T07:39:46.222 | +----------------------------------------------------------------------------------------------------------+ SELECT date_add('2023-12-06'::DATE, INTERVAL '3 month 5 day'); +------------------------------------------------------------------------------------------------------------------+ | date_add(Utf8("2023-12-06"),IntervalMonthDayNano("IntervalMonthDayNano { months: 3, days: 5, nanoseconds: 0 }")) | +------------------------------------------------------------------------------------------------------------------+ | 2024-03-11 | +------------------------------------------------------------------------------------------------------------------+ SELECT date_add('2023-12-06'::DATE, '3 month 5 day'); +----------------------------------------------------+ | date_add(Utf8("2023-12-06"),Utf8("3 month 5 day")) | +----------------------------------------------------+ | 2024-03-11 | +----------------------------------------------------+ --- date_sub --- SELECT date_sub('2023-12-06 07:39:46.222'::TIMESTAMP_MS, INTERVAL '5 day'); +--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | date_sub(arrow_cast(Utf8("2023-12-06 07:39:46.222"),Utf8("Timestamp(Millisecond, None)")),IntervalMonthDayNano("IntervalMonthDayNano { months: 0, days: 5, nanoseconds: 0 }")) | +--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | 2023-12-01T07:39:46.222 | +--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ SELECT date_sub('2023-12-06 07:39:46.222'::TIMESTAMP_MS, '5 day'); +----------------------------------------------------------------------------------------------------------+ | date_sub(arrow_cast(Utf8("2023-12-06 07:39:46.222"),Utf8("Timestamp(Millisecond, None)")),Utf8("5 day")) | +----------------------------------------------------------------------------------------------------------+ | 2023-12-01T07:39:46.222 | +----------------------------------------------------------------------------------------------------------+ SELECT date_sub('2023-12-06'::DATE, INTERVAL '3 month 5 day'); +------------------------------------------------------------------------------------------------------------------+ | date_sub(Utf8("2023-12-06"),IntervalMonthDayNano("IntervalMonthDayNano { months: 3, days: 5, nanoseconds: 0 }")) | +------------------------------------------------------------------------------------------------------------------+ | 2023-09-01 | +------------------------------------------------------------------------------------------------------------------+ SELECT date_sub('2023-12-06'::DATE, '3 month 5 day'); +----------------------------------------------------+ | date_sub(Utf8("2023-12-06"),Utf8("3 month 5 day")) | +----------------------------------------------------+ | 2023-09-01 | +----------------------------------------------------+ --- date_format --- SELECT date_format('2023-12-06 07:39:46.222'::TIMESTAMP_MS, '%Y-%m-%d %H:%M:%S:%3f'); +-----------------------------------------------------------------------------------------------------------------------------+ | date_format(arrow_cast(Utf8("2023-12-06 07:39:46.222"),Utf8("Timestamp(Millisecond, None)")),Utf8("%Y-%m-%d %H:%M:%S:%3f")) | +-----------------------------------------------------------------------------------------------------------------------------+ | 2023-12-06 07:39:46:222 | +-----------------------------------------------------------------------------------------------------------------------------+ SELECT date_format('2023-12-06 07:39:46.222'::TIMESTAMP_S, '%Y-%m-%d %H:%M:%S:%3f'); +------------------------------------------------------------------------------------------------------------------------+ | date_format(arrow_cast(Utf8("2023-12-06 07:39:46.222"),Utf8("Timestamp(Second, None)")),Utf8("%Y-%m-%d %H:%M:%S:%3f")) | +------------------------------------------------------------------------------------------------------------------------+ | 2023-12-06 07:39:46:000 | +------------------------------------------------------------------------------------------------------------------------+ --- datetime not supported yet --- SELECT date_format('2023-12-06 07:39:46.222'::DATETIME, '%Y-%m-%d %H:%M:%S:%3f'); +-----------------------------------------------------------------------------------------------------------------------------+ | date_format(arrow_cast(Utf8("2023-12-06 07:39:46.222"),Utf8("Timestamp(Microsecond, None)")),Utf8("%Y-%m-%d %H:%M:%S:%3f")) | +-----------------------------------------------------------------------------------------------------------------------------+ | 2023-12-06 07:39:46:222 | +-----------------------------------------------------------------------------------------------------------------------------+ SELECT date_format('2023-12-06'::DATE, '%m-%d'); +-----------------------------------------------+ | date_format(Utf8("2023-12-06"),Utf8("%m-%d")) | +-----------------------------------------------+ | 12-06 | +-----------------------------------------------+ --- test date functions with table rows --- CREATE TABLE dates(d DATE, ts timestamp time index); Affected Rows: 0 INSERT INTO dates VALUES ('1992-01-01'::DATE, 1); Affected Rows: 1 INSERT INTO dates VALUES ('1993-12-30'::DATE, 2); Affected Rows: 1 INSERT INTO dates VALUES ('2023-12-06'::DATE, 3); Affected Rows: 1 --- date_add --- SELECT date_add(d, INTERVAL '1 year 2 month 3 day') from dates; +--------------------------------------------------------------------------------------------------------+ | date_add(dates.d,IntervalMonthDayNano("IntervalMonthDayNano { months: 14, days: 3, nanoseconds: 0 }")) | +--------------------------------------------------------------------------------------------------------+ | 1993-03-04 | | 1995-03-03 | | 2025-02-09 | +--------------------------------------------------------------------------------------------------------+ SELECT date_add(d, '1 year 2 month 3 day') from dates; +------------------------------------------------+ | date_add(dates.d,Utf8("1 year 2 month 3 day")) | +------------------------------------------------+ | 1993-03-04 | | 1995-03-03 | | 2025-02-09 | +------------------------------------------------+ SELECT date_add(ts, INTERVAL '1 year 2 month 3 day') from dates; +---------------------------------------------------------------------------------------------------------+ | date_add(dates.ts,IntervalMonthDayNano("IntervalMonthDayNano { months: 14, days: 3, nanoseconds: 0 }")) | +---------------------------------------------------------------------------------------------------------+ | 1971-03-04T00:00:00.001 | | 1971-03-04T00:00:00.002 | | 1971-03-04T00:00:00.003 | +---------------------------------------------------------------------------------------------------------+ SELECT date_add(ts, '1 year 2 month 3 day') from dates; +-------------------------------------------------+ | date_add(dates.ts,Utf8("1 year 2 month 3 day")) | +-------------------------------------------------+ | 1971-03-04T00:00:00.001 | | 1971-03-04T00:00:00.002 | | 1971-03-04T00:00:00.003 | +-------------------------------------------------+ --- date_sub --- SELECT date_sub(d, INTERVAL '1 year 2 month 3 day') from dates; +--------------------------------------------------------------------------------------------------------+ | date_sub(dates.d,IntervalMonthDayNano("IntervalMonthDayNano { months: 14, days: 3, nanoseconds: 0 }")) | +--------------------------------------------------------------------------------------------------------+ | 1990-10-29 | | 1992-10-27 | | 2022-10-03 | +--------------------------------------------------------------------------------------------------------+ SELECT date_sub(d, '1 year 2 month 3 day') from dates; +------------------------------------------------+ | date_sub(dates.d,Utf8("1 year 2 month 3 day")) | +------------------------------------------------+ | 1990-10-29 | | 1992-10-27 | | 2022-10-03 | +------------------------------------------------+ SELECT date_sub(ts, INTERVAL '1 year 2 month 3 day') from dates; +---------------------------------------------------------------------------------------------------------+ | date_sub(dates.ts,IntervalMonthDayNano("IntervalMonthDayNano { months: 14, days: 3, nanoseconds: 0 }")) | +---------------------------------------------------------------------------------------------------------+ | 1968-10-29T00:00:00.001 | | 1968-10-29T00:00:00.002 | | 1968-10-29T00:00:00.003 | +---------------------------------------------------------------------------------------------------------+ SELECT date_sub(ts, '1 year 2 month 3 day') from dates; +-------------------------------------------------+ | date_sub(dates.ts,Utf8("1 year 2 month 3 day")) | +-------------------------------------------------+ | 1968-10-29T00:00:00.001 | | 1968-10-29T00:00:00.002 | | 1968-10-29T00:00:00.003 | +-------------------------------------------------+ --- date_format --- SELECT date_format(d, '%Y-%m-%d %H:%M:%S:%3f') from dates; +----------------------------------------------------+ | date_format(dates.d,Utf8("%Y-%m-%d %H:%M:%S:%3f")) | +----------------------------------------------------+ | 1992-01-01 00:00:00:000 | | 1993-12-30 00:00:00:000 | | 2023-12-06 00:00:00:000 | +----------------------------------------------------+ SELECT date_format(ts, '%Y-%m-%d %H:%M:%S:%3f') from dates; +-----------------------------------------------------+ | date_format(dates.ts,Utf8("%Y-%m-%d %H:%M:%S:%3f")) | +-----------------------------------------------------+ | 1970-01-01 00:00:00:001 | | 1970-01-01 00:00:00:002 | | 1970-01-01 00:00:00:003 | +-----------------------------------------------------+ DROP TABLE dates; Affected Rows: 0