mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-18 13:42:02 +00:00
77 lines
5.0 KiB
SQL
77 lines
5.0 KiB
SQL
SELECT 'Various intervals';
|
|
|
|
SELECT dateDiff('year', toDate('2017-12-31'), toDate('2016-01-01'));
|
|
SELECT dateDiff('year', toDate('2017-12-31'), toDate('2017-01-01'));
|
|
SELECT dateDiff('year', toDate('2017-12-31'), toDate('2018-01-01'));
|
|
SELECT dateDiff('quarter', toDate('2017-12-31'), toDate('2016-01-01'));
|
|
SELECT dateDiff('quarter', toDate('2017-12-31'), toDate('2017-01-01'));
|
|
SELECT dateDiff('quarter', toDate('2017-12-31'), toDate('2018-01-01'));
|
|
SELECT dateDiff('month', toDate('2017-12-31'), toDate('2016-01-01'));
|
|
SELECT dateDiff('month', toDate('2017-12-31'), toDate('2017-01-01'));
|
|
SELECT dateDiff('month', toDate('2017-12-31'), toDate('2018-01-01'));
|
|
SELECT dateDiff('week', toDate('2017-12-31'), toDate('2016-01-01'));
|
|
SELECT dateDiff('week', toDate('2017-12-31'), toDate('2017-01-01'));
|
|
SELECT dateDiff('week', toDate('2017-12-31'), toDate('2018-01-01'));
|
|
SELECT dateDiff('day', toDate('2017-12-31'), toDate('2016-01-01'));
|
|
SELECT dateDiff('day', toDate('2017-12-31'), toDate('2017-01-01'));
|
|
SELECT dateDiff('day', toDate('2017-12-31'), toDate('2018-01-01'));
|
|
SELECT dateDiff('hour', toDate('2017-12-31'), toDate('2016-01-01'), 'UTC');
|
|
SELECT dateDiff('hour', toDate('2017-12-31'), toDate('2017-01-01'), 'UTC');
|
|
SELECT dateDiff('hour', toDate('2017-12-31'), toDate('2018-01-01'), 'UTC');
|
|
SELECT dateDiff('minute', toDate('2017-12-31'), toDate('2016-01-01'), 'UTC');
|
|
SELECT dateDiff('minute', toDate('2017-12-31'), toDate('2017-01-01'), 'UTC');
|
|
SELECT dateDiff('minute', toDate('2017-12-31'), toDate('2018-01-01'), 'UTC');
|
|
SELECT dateDiff('second', toDate('2017-12-31'), toDate('2016-01-01'), 'UTC');
|
|
SELECT dateDiff('second', toDate('2017-12-31'), toDate('2017-01-01'), 'UTC');
|
|
SELECT dateDiff('second', toDate('2017-12-31'), toDate('2018-01-01'), 'UTC');
|
|
|
|
SELECT 'Date and DateTime arguments';
|
|
|
|
SELECT dateDiff('second', toDate('2017-12-31'), toDateTime('2016-01-01 00:00:00', 'UTC'), 'UTC');
|
|
SELECT dateDiff('second', toDateTime('2017-12-31 00:00:00', 'UTC'), toDate('2017-01-01'), 'UTC');
|
|
SELECT dateDiff('second', toDateTime('2017-12-31 00:00:00', 'UTC'), toDateTime('2018-01-01 00:00:00', 'UTC'));
|
|
|
|
SELECT 'Constant and non-constant arguments';
|
|
|
|
SELECT dateDiff('minute', materialize(toDate('2017-12-31')), toDate('2016-01-01'), 'UTC');
|
|
SELECT dateDiff('minute', toDate('2017-12-31'), materialize(toDate('2017-01-01')), 'UTC');
|
|
SELECT dateDiff('minute', materialize(toDate('2017-12-31')), materialize(toDate('2018-01-01')), 'UTC');
|
|
|
|
SELECT 'Case insensitive';
|
|
|
|
SELECT DATEDIFF('year', today(), today() - INTERVAL 10 YEAR);
|
|
|
|
SELECT 'Dependance of timezones';
|
|
|
|
SELECT dateDiff('month', toDate('2014-10-26'), toDate('2014-10-27'), 'Asia/Istanbul');
|
|
SELECT dateDiff('week', toDate('2014-10-26'), toDate('2014-10-27'), 'Asia/Istanbul');
|
|
SELECT dateDiff('day', toDate('2014-10-26'), toDate('2014-10-27'), 'Asia/Istanbul');
|
|
SELECT dateDiff('hour', toDate('2014-10-26'), toDate('2014-10-27'), 'Asia/Istanbul');
|
|
SELECT dateDiff('minute', toDate('2014-10-26'), toDate('2014-10-27'), 'Asia/Istanbul');
|
|
SELECT dateDiff('second', toDate('2014-10-26'), toDate('2014-10-27'), 'Asia/Istanbul');
|
|
|
|
SELECT dateDiff('month', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
|
SELECT dateDiff('week', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
|
SELECT dateDiff('day', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
|
SELECT dateDiff('hour', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
|
SELECT dateDiff('minute', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
|
SELECT dateDiff('second', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
|
|
|
SELECT dateDiff('month', toDateTime('2014-10-26 00:00:00', 'Asia/Istanbul'), toDateTime('2014-10-27 00:00:00', 'Asia/Istanbul'));
|
|
SELECT dateDiff('week', toDateTime('2014-10-26 00:00:00', 'Asia/Istanbul'), toDateTime('2014-10-27 00:00:00', 'Asia/Istanbul'));
|
|
SELECT dateDiff('day', toDateTime('2014-10-26 00:00:00', 'Asia/Istanbul'), toDateTime('2014-10-27 00:00:00', 'Asia/Istanbul'));
|
|
SELECT dateDiff('hour', toDateTime('2014-10-26 00:00:00', 'Asia/Istanbul'), toDateTime('2014-10-27 00:00:00', 'Asia/Istanbul'));
|
|
SELECT dateDiff('minute', toDateTime('2014-10-26 00:00:00', 'Asia/Istanbul'), toDateTime('2014-10-27 00:00:00', 'Asia/Istanbul'));
|
|
SELECT dateDiff('second', toDateTime('2014-10-26 00:00:00', 'Asia/Istanbul'), toDateTime('2014-10-27 00:00:00', 'Asia/Istanbul'));
|
|
|
|
SELECT dateDiff('month', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
|
SELECT dateDiff('week', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
|
SELECT dateDiff('day', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
|
SELECT dateDiff('hour', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
|
SELECT dateDiff('minute', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
|
SELECT dateDiff('second', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
|
|
|
SELECT 'Additional test';
|
|
|
|
SELECT number = dateDiff('month', now() - INTERVAL number MONTH, now()) FROM system.numbers LIMIT 10;
|