Fungsi tanggal dan waktu

catatan

Untuk melihat integrasi sumber AWS data mana yang mendukung SQL perintah ini, lihat OpenSearch SQLPerintah dan fungsi yang didukung.

Fungsi	Deskripsi
add_months (start_date, num_months)	Mengembalikan tanggal yang `num_months` setelahnya`start_date`.
convert_timezone ([sourceTz,],) targetTz sourceTs	Mengkonversi stempel waktu tanpa zona waktu `sourceTs` dari zona waktu ke zona `sourceTz` waktu. `targetTz`
curdate ()	Mengembalikan tanggal saat ini pada awal evaluasi query. Semua panggilan curdate dalam kueri yang sama mengembalikan nilai yang sama.
current_date ()	Mengembalikan tanggal saat ini pada awal evaluasi query. Semua panggilan current_date dalam kueri yang sama mengembalikan nilai yang sama.
current_date	Mengembalikan tanggal saat ini pada awal evaluasi query.
current_timestamp ()	Mengembalikan timestamp saat ini pada awal evaluasi query. Semua panggilan current_timestamp dalam kueri yang sama mengembalikan nilai yang sama.
current_timestamp	Mengembalikan timestamp saat ini pada awal evaluasi query.
current_timezone ()	Mengembalikan zona waktu lokal sesi saat ini.
date_add (start_date, num_days)	Mengembalikan tanggal yang `num_days` setelahnya`start_date`.
date_diff (,) endDate startDate	Mengembalikan jumlah hari dari `startDate` ke`endDate`.
date_format (stempel waktu, fmt)	Mengkonversi `timestamp` ke nilai string dalam format yang ditentukan oleh format `fmt` tanggal.
date_from_unix_date (hari)	Buat tanggal dari jumlah hari sejak 1970-01-01.
date_part (bidang, sumber)	Ekstrak bagian dari tanggal/stempel waktu atau sumber interval.
date_sub (start_date, num_days)	Mengembalikan tanggal yang `num_days` sebelumnya`start_date`.
date_trunc (fmt, ts)	Mengembalikan stempel waktu `ts` terpotong ke unit yang ditentukan oleh model format. `fmt`
dateadd (start_date, num_days)	Mengembalikan tanggal yang `num_days` setelahnya`start_date`.
datediff (,) endDate startDate	Mengembalikan jumlah hari dari `startDate` ke`endDate`.
datepart (bidang, sumber)	Ekstrak bagian dari tanggal/stempel waktu atau sumber interval.
hari (tanggal)	Mengembalikan hari bulan tanggal/timestamp.
dayofmonth (tanggal)	Mengembalikan hari bulan tanggal/timestamp.
dayofweek (tanggal)	Mengembalikan hari dalam seminggu untuk tanggal/stempel waktu (1 = Minggu, 2 = Senin,..., 7 = Sabtu).
dayofyear (tanggal)	Mengembalikan hari tahun tanggal/stempel waktu.
ekstrak (FROMsumber lapangan)	Ekstrak bagian dari tanggal/stempel waktu atau sumber interval.
dari_unixtime (unix_time [, fmt])	Pengembalian `unix_time` dalam yang ditentukan`fmt`.
from_utc_timestamp (stempel waktu, zona waktu)	Diberikan stempel waktu seperti '2017-07-14 02:40:00.0 ', menafsirkannya sebagai waktu masuk, dan menjadikan waktu itu sebagai stempel waktu di UTC zona waktu yang diberikan. Misalnya, 'GMT+1' akan menghasilkan '2017-07-14 03:40:00.0'.
jam (stempel waktu)	Mengembalikan komponen jam dari string/timestamp.
last_day (tanggal)	Mengembalikan hari terakhir bulan yang menjadi tanggalnya.
localtimestamp ()	Mengembalikan timestamp saat ini tanpa zona waktu pada awal evaluasi query. Semua panggilan localtimestamp dalam kueri yang sama mengembalikan nilai yang sama.
localtimestamp	Mengembalikan tanggal-waktu lokal saat ini di zona waktu sesi pada awal evaluasi kueri.
make_date (tahun, bulan, hari)	Buat bidang tanggal dari tahun, bulan, dan hari.
make_dt_interval ([hari [, jam [, menit [, detik]]]])	Buat DayTimeIntervalType durasi dari hari, jam, menit dan detik.
make_interval ([tahun [, bulan [, minggu [, hari [, jam [, menit [, detik]]]]]])	Buat interval dari tahun, bulan, minggu, hari, jam, menit dan detik.
make_timestamp (tahun, bulan, hari, jam, menit, detik [, zona waktu])	Buat stempel waktu dari bidang tahun, bulan, hari, jam, min, detik, dan zona waktu.
make_timestamp_ltz (tahun, bulan, hari, jam, menit, detik [, zona waktu])	Buat stempel waktu saat ini dengan zona waktu lokal dari bidang tahun, bulan, hari, jam, menit, detik, dan zona waktu.
make_timestamp_ntz (tahun, bulan, hari, jam, min, detik)	Buat bidang tanggal-waktu lokal dari bidang tahun, bulan, hari, jam, menit, detik.
make_ym_interval ([tahun [, bulan]])	Buat interval tahun-bulan dari tahun, bulan.
menit (stempel waktu)	Mengembalikan komponen menit dari string/timestamp.
bulan (tanggal)	Mengembalikan komponen bulan tanggal/timestamp.
bulan_antara (stempel waktu1, stempel waktu2 [,]) roundOff	Jika `timestamp1` lebih lambat`timestamp2`, maka hasilnya positif. Jika `timestamp1` dan `timestamp2` berada pada hari yang sama dalam bulan, atau keduanya adalah hari terakhir bulan, waktu dalam sehari akan diabaikan. Jika tidak, selisihnya dihitung berdasarkan 31 hari per bulan, dan dibulatkan menjadi 8 digit kecuali roundOff = false.
next_day (start_date, hari_of_week)	Mengembalikan tanggal pertama yang lebih lambat `start_date` dan dinamai seperti yang ditunjukkan. Fungsi kembali NULL jika setidaknya salah satu parameter masukanNULL.
sekarang ()	Mengembalikan timestamp saat ini pada awal evaluasi query.
kuartal (tanggal)	Mengembalikan kuartal tahun untuk tanggal, dalam kisaran 1 hingga 4.
kedua (stempel waktu)	Mengembalikan komponen kedua dari string/timestamp.
session_window (time_column, gap_duration)	Menghasilkan jendela sesi yang diberi stempel waktu yang menentukan kolom dan durasi celah. Lihat 'Jenis jendela waktu' di dokumen panduan Streaming Terstruktur untuk penjelasan dan contoh terperinci.
timestamp_micros (mikrodetik)	Membuat stempel waktu dari jumlah mikrodetik sejak zaman. UTC
timestamp_millis (milidetik)	Membuat stempel waktu dari jumlah milidetik sejak zaman. UTC
timestamp_seconds (detik)	Membuat stempel waktu dari jumlah detik (bisa fraksional) sejak epoch. UTC
to_date (date_str [, fmt])	`date_str`Mem-parsing ekspresi dengan `fmt` ekspresi ke tanggal. Mengembalikan null dengan input tidak valid. Secara default, ini mengikuti aturan casting ke tanggal jika `fmt` dihilangkan.
to_timestamp (timestamp_str [, fmt])	Mem-parsing `timestamp_str` ekspresi dengan `fmt` ekspresi ke stempel waktu. Mengembalikan null dengan input tidak valid. Secara default, ini mengikuti aturan casting ke stempel waktu jika `fmt` dihilangkan.
to_timestamp_ltz (timestamp_str [, fmt])	Mem-parsing `timestamp_str` ekspresi dengan `fmt` ekspresi ke stempel waktu dengan zona waktu lokal. Mengembalikan null dengan input tidak valid. Secara default, ini mengikuti aturan casting ke stempel waktu jika `fmt` dihilangkan.
to_timestamp_ntz (timestamp_str [, fmt])	Mem-parsing `timestamp_str` ekspresi dengan `fmt` ekspresi ke stempel waktu tanpa zona waktu. Mengembalikan null dengan input tidak valid. Secara default, ini mengikuti aturan casting ke stempel waktu jika `fmt` dihilangkan.
to_unix_timestamp ([, fmt]) timeExp	Mengembalikan UNIX stempel waktu dari waktu yang diberikan.
to_utc_timestamp (stempel waktu, zona waktu)	Diberikan stempel waktu seperti '2017-07-14 02:40:00.0 ', menafsirkannya sebagai waktu di zona waktu tertentu, dan menjadikan waktu itu sebagai stempel waktu di. UTC Misalnya, 'GMT+1' akan menghasilkan '2017-07-14 01:40:00.0'.
batang (tanggal, fmt)	Kembali `date` dengan porsi waktu hari terpotong ke unit yang ditentukan oleh model format. `fmt`
try_to_timestamp (stempel waktu [, fmt])	Mem-parsing `timestamp_str` ekspresi dengan `fmt` ekspresi ke stempel waktu.
unix_date (tanggal)	Mengembalikan jumlah hari sejak 1970-01-01.
unix_micros (stempel waktu)	Mengembalikan jumlah mikrodetik sejak 1970-01-01 00:00:00. UTC
unix_millis (stempel waktu)	Mengembalikan jumlah milidetik sejak 1970-01-01 00:00:00. UTC Mempotong tingkat presisi yang lebih tinggi.
unix_seconds (stempel waktu)	Mengembalikan jumlah detik sejak 1970-01-01 00:00:00. UTC Mempotong tingkat presisi yang lebih tinggi.
unix_timestamp ([[, fmt]timeExp])	Mengembalikan UNIX stempel waktu saat ini atau waktu yang ditentukan.
hari kerja (tanggal)	Mengembalikan hari dalam seminggu untuk tanggal/stempel waktu (0 = Senin, 1 = Selasa,..., 6 = Minggu).
weekofyear (tanggal)	Mengembalikan minggu tahun dari tanggal yang diberikan. Satu minggu dianggap dimulai pada hari Senin dan minggu 1 adalah minggu pertama dengan> 3 hari.
jendela (time_column, window_duration [, slide_duration [, start_time]])	Bucketize baris menjadi satu atau beberapa jendela waktu yang diberikan timestamp menentukan kolom. Jendela mulai inklusif tetapi ujung jendela eksklusif, misalnya 12:05 akan berada di jendela [12:05,12:10) tetapi tidak di [12:00,12:05). Windows dapat mendukung presisi mikrodetik. Windows dalam urutan bulan tidak didukung. Lihat 'Operasi Jendela pada Waktu Peristiwa' di dokumen panduan Streaming Terstruktur untuk penjelasan dan contoh terperinci.
window_time (window_column)	Ekstrak nilai waktu dari kolom jendela waktu/sesi yang dapat digunakan untuk nilai waktu acara jendela. Waktu yang diekstraksi adalah (window.end - 1) yang mencerminkan fakta bahwa jendela agregasi memiliki batas atas eksklusif - [mulai, akhir) Lihat 'Operasi Jendela pada Waktu Peristiwa' di dokumen panduan Streaming Terstruktur untuk penjelasan dan contoh terperinci.
tahun (tanggal)	Mengembalikan komponen tahun tanggal/timestamp.

Contoh


-- add_months
SELECT add_months('2016-08-31', 1);
+-------------------------+
|add_months(2016-08-31, 1)|
+-------------------------+
|               2016-09-30|
+-------------------------+
-- convert_timezone
SELECT convert_timezone('Europe/Brussels', 'America/Los_Angeles', timestamp_ntz'2021-12-06 00:00:00');
+-------------------------------------------------------------------------------------------+
|convert_timezone(Europe/Brussels, America/Los_Angeles, TIMESTAMP_NTZ '2021-12-06 00:00:00')|
+-------------------------------------------------------------------------------------------+
|                                                                        2021-12-05 15:00:00|
+-------------------------------------------------------------------------------------------+
SELECT convert_timezone('Europe/Brussels', timestamp_ntz'2021-12-05 15:00:00');
+------------------------------------------------------------------------------------------+
|convert_timezone(current_timezone(), Europe/Brussels, TIMESTAMP_NTZ '2021-12-05 15:00:00')|
+------------------------------------------------------------------------------------------+
|                                                                       2021-12-05 07:00:00|
+------------------------------------------------------------------------------------------+
-- curdate
SELECT curdate();
+--------------+
|current_date()|
+--------------+
|    2024-02-24|
+--------------+
-- current_date
SELECT current_date();
+--------------+
|current_date()|
+--------------+
|    2024-02-24|
+--------------+
SELECT current_date;
+--------------+
|current_date()|
+--------------+
|    2024-02-24|
+--------------+
-- current_timestamp
SELECT current_timestamp();
+--------------------+
| current_timestamp()|
+--------------------+
|2024-02-24 16:36:...|
+--------------------+
SELECT current_timestamp;
+--------------------+
| current_timestamp()|
+--------------------+
|2024-02-24 16:36:...|
+--------------------+
-- current_timezone
SELECT current_timezone();
+------------------+
|current_timezone()|
+------------------+
|        Asia/Seoul|
+------------------+
-- date_add
SELECT date_add('2016-07-30', 1);
+-----------------------+
|date_add(2016-07-30, 1)|
+-----------------------+
|             2016-07-31|
+-----------------------+
-- date_diff
SELECT date_diff('2009-07-31', '2009-07-30');
+---------------------------------+
|date_diff(2009-07-31, 2009-07-30)|
+---------------------------------+
|                                1|
+---------------------------------+
SELECT date_diff('2009-07-30', '2009-07-31');
+---------------------------------+
|date_diff(2009-07-30, 2009-07-31)|
+---------------------------------+
|                               -1|
+---------------------------------+
-- date_format
SELECT date_format('2016-04-08', 'y');
+--------------------------+
|date_format(2016-04-08, y)|
+--------------------------+
|                      2016|
+--------------------------+
-- date_from_unix_date
SELECT date_from_unix_date(1);
+----------------------+
|date_from_unix_date(1)|
+----------------------+
|            1970-01-02|
+----------------------+
-- date_part
SELECT date_part('YEAR', TIMESTAMP '2019-08-12 01:00:00.123456');
+-------------------------------------------------------+
|date_part(YEAR, TIMESTAMP '2019-08-12 01:00:00.123456')|
+-------------------------------------------------------+
|                                                   2019|
+-------------------------------------------------------+
SELECT date_part('week', timestamp'2019-08-12 01:00:00.123456');
+-------------------------------------------------------+
|date_part(week, TIMESTAMP '2019-08-12 01:00:00.123456')|
+-------------------------------------------------------+
|                                                     33|
+-------------------------------------------------------+
SELECT date_part('doy', DATE'2019-08-12');
+---------------------------------+
|date_part(doy, DATE '2019-08-12')|
+---------------------------------+
|                              224|
+---------------------------------+
SELECT date_part('SECONDS', timestamp'2019-10-01 00:00:01.000001');
+----------------------------------------------------------+
|date_part(SECONDS, TIMESTAMP '2019-10-01 00:00:01.000001')|
+----------------------------------------------------------+
|                                                  1.000001|
+----------------------------------------------------------+
SELECT date_part('days', interval 5 days 3 hours 7 minutes);
+-------------------------------------------------+
|date_part(days, INTERVAL '5 03:07' DAY TO MINUTE)|
+-------------------------------------------------+
|                                                5|
+-------------------------------------------------+
SELECT date_part('seconds', interval 5 hours 30 seconds 1 milliseconds 1 microseconds);
+-------------------------------------------------------------+
|date_part(seconds, INTERVAL '05:00:30.001001' HOUR TO SECOND)|
+-------------------------------------------------------------+
|                                                    30.001001|
+-------------------------------------------------------------+
SELECT date_part('MONTH', INTERVAL '2021-11' YEAR TO MONTH);
+--------------------------------------------------+
|date_part(MONTH, INTERVAL '2021-11' YEAR TO MONTH)|
+--------------------------------------------------+
|                                                11|
+--------------------------------------------------+
SELECT date_part('MINUTE', INTERVAL '123 23:55:59.002001' DAY TO SECOND);
+---------------------------------------------------------------+
|date_part(MINUTE, INTERVAL '123 23:55:59.002001' DAY TO SECOND)|
+---------------------------------------------------------------+
|                                                             55|
+---------------------------------------------------------------+
-- date_sub
SELECT date_sub('2016-07-30', 1);
+-----------------------+
|date_sub(2016-07-30, 1)|
+-----------------------+
|             2016-07-29|
+-----------------------+
-- date_trunc
SELECT date_trunc('YEAR', '2015-03-05T09:32:05.359');
+-----------------------------------------+
|date_trunc(YEAR, 2015-03-05T09:32:05.359)|
+-----------------------------------------+
|                      2015-01-01 00:00:00|
+-----------------------------------------+
SELECT date_trunc('MM', '2015-03-05T09:32:05.359');
+---------------------------------------+
|date_trunc(MM, 2015-03-05T09:32:05.359)|
+---------------------------------------+
|                    2015-03-01 00:00:00|
+---------------------------------------+
SELECT date_trunc('DD', '2015-03-05T09:32:05.359');
+---------------------------------------+
|date_trunc(DD, 2015-03-05T09:32:05.359)|
+---------------------------------------+
|                    2015-03-05 00:00:00|
+---------------------------------------+
SELECT date_trunc('HOUR', '2015-03-05T09:32:05.359');
+-----------------------------------------+
|date_trunc(HOUR, 2015-03-05T09:32:05.359)|
+-----------------------------------------+
|                      2015-03-05 09:00:00|
+-----------------------------------------+
SELECT date_trunc('MILLISECOND', '2015-03-05T09:32:05.123456');
+---------------------------------------------------+
|date_trunc(MILLISECOND, 2015-03-05T09:32:05.123456)|
+---------------------------------------------------+
|                               2015-03-05 09:32:...|
+---------------------------------------------------+
-- dateadd
SELECT dateadd('2016-07-30', 1);
+-----------------------+
|date_add(2016-07-30, 1)|
+-----------------------+
|             2016-07-31|
+-----------------------+
-- datediff
SELECT datediff('2009-07-31', '2009-07-30');
+--------------------------------+
|datediff(2009-07-31, 2009-07-30)|
+--------------------------------+
|                               1|
+--------------------------------+
SELECT datediff('2009-07-30', '2009-07-31');
+--------------------------------+
|datediff(2009-07-30, 2009-07-31)|
+--------------------------------+
|                              -1|
+--------------------------------+
-- datepart
SELECT datepart('YEAR', TIMESTAMP '2019-08-12 01:00:00.123456');
+----------------------------------------------------------+
|datepart(YEAR FROM TIMESTAMP '2019-08-12 01:00:00.123456')|
+----------------------------------------------------------+
|                                                      2019|
+----------------------------------------------------------+
SELECT datepart('week', timestamp'2019-08-12 01:00:00.123456');
+----------------------------------------------------------+
|datepart(week FROM TIMESTAMP '2019-08-12 01:00:00.123456')|
+----------------------------------------------------------+
|                                                        33|
+----------------------------------------------------------+
SELECT datepart('doy', DATE'2019-08-12');
+------------------------------------+
|datepart(doy FROM DATE '2019-08-12')|
+------------------------------------+
|                                 224|
+------------------------------------+
SELECT datepart('SECONDS', timestamp'2019-10-01 00:00:01.000001');
+-------------------------------------------------------------+
|datepart(SECONDS FROM TIMESTAMP '2019-10-01 00:00:01.000001')|
+-------------------------------------------------------------+
|                                                     1.000001|
+-------------------------------------------------------------+
SELECT datepart('days', interval 5 days 3 hours 7 minutes);
+----------------------------------------------------+
|datepart(days FROM INTERVAL '5 03:07' DAY TO MINUTE)|
+----------------------------------------------------+
|                                                   5|
+----------------------------------------------------+
SELECT datepart('seconds', interval 5 hours 30 seconds 1 milliseconds 1 microseconds);
+----------------------------------------------------------------+
|datepart(seconds FROM INTERVAL '05:00:30.001001' HOUR TO SECOND)|
+----------------------------------------------------------------+
|                                                       30.001001|
+----------------------------------------------------------------+
SELECT datepart('MONTH', INTERVAL '2021-11' YEAR TO MONTH);
+-----------------------------------------------------+
|datepart(MONTH FROM INTERVAL '2021-11' YEAR TO MONTH)|
+-----------------------------------------------------+
|                                                   11|
+-----------------------------------------------------+
SELECT datepart('MINUTE', INTERVAL '123 23:55:59.002001' DAY TO SECOND);
+------------------------------------------------------------------+
|datepart(MINUTE FROM INTERVAL '123 23:55:59.002001' DAY TO SECOND)|
+------------------------------------------------------------------+
|                                                                55|
+------------------------------------------------------------------+
-- day
SELECT day('2009-07-30');
+---------------+
|day(2009-07-30)|
+---------------+
|             30|
+---------------+
-- dayofmonth
SELECT dayofmonth('2009-07-30');
+----------------------+
|dayofmonth(2009-07-30)|
+----------------------+
|                    30|
+----------------------+
-- dayofweek
SELECT dayofweek('2009-07-30');
+---------------------+
|dayofweek(2009-07-30)|
+---------------------+
|                    5|
+---------------------+
-- dayofyear
SELECT dayofyear('2016-04-09');
+---------------------+
|dayofyear(2016-04-09)|
+---------------------+
|                  100|
+---------------------+
-- extract
SELECT extract(YEAR FROM TIMESTAMP '2019-08-12 01:00:00.123456');
+---------------------------------------------------------+
|extract(YEAR FROM TIMESTAMP '2019-08-12 01:00:00.123456')|
+---------------------------------------------------------+
|                                                     2019|
+---------------------------------------------------------+
SELECT extract(week FROM timestamp'2019-08-12 01:00:00.123456');
+---------------------------------------------------------+
|extract(week FROM TIMESTAMP '2019-08-12 01:00:00.123456')|
+---------------------------------------------------------+
|                                                       33|
+---------------------------------------------------------+
SELECT extract(doy FROM DATE'2019-08-12');
+-----------------------------------+
|extract(doy FROM DATE '2019-08-12')|
+-----------------------------------+
|                                224|
+-----------------------------------+
SELECT extract(SECONDS FROM timestamp'2019-10-01 00:00:01.000001');
+------------------------------------------------------------+
|extract(SECONDS FROM TIMESTAMP '2019-10-01 00:00:01.000001')|
+------------------------------------------------------------+
|                                                    1.000001|
+------------------------------------------------------------+
SELECT extract(days FROM interval 5 days 3 hours 7 minutes);
+---------------------------------------------------+
|extract(days FROM INTERVAL '5 03:07' DAY TO MINUTE)|
+---------------------------------------------------+
|                                                  5|
+---------------------------------------------------+
SELECT extract(seconds FROM interval 5 hours 30 seconds 1 milliseconds 1 microseconds);
+---------------------------------------------------------------+
|extract(seconds FROM INTERVAL '05:00:30.001001' HOUR TO SECOND)|
+---------------------------------------------------------------+
|                                                      30.001001|
+---------------------------------------------------------------+
SELECT extract(MONTH FROM INTERVAL '2021-11' YEAR TO MONTH);
+----------------------------------------------------+
|extract(MONTH FROM INTERVAL '2021-11' YEAR TO MONTH)|
+----------------------------------------------------+
|                                                  11|
+----------------------------------------------------+
SELECT extract(MINUTE FROM INTERVAL '123 23:55:59.002001' DAY TO SECOND);
+-----------------------------------------------------------------+
|extract(MINUTE FROM INTERVAL '123 23:55:59.002001' DAY TO SECOND)|
+-----------------------------------------------------------------+
|                                                               55|
+-----------------------------------------------------------------+
-- from_unixtime
SELECT from_unixtime(0, 'yyyy-MM-dd HH:mm:ss');
+-------------------------------------+
|from_unixtime(0, yyyy-MM-dd HH:mm:ss)|
+-------------------------------------+
|                  1970-01-01 09:00:00|
+-------------------------------------+
SELECT from_unixtime(0);
+-------------------------------------+
|from_unixtime(0, yyyy-MM-dd HH:mm:ss)|
+-------------------------------------+
|                  1970-01-01 09:00:00|
+-------------------------------------+
-- from_utc_timestamp
SELECT from_utc_timestamp('2016-08-31', 'Asia/Seoul');
+------------------------------------------+
|from_utc_timestamp(2016-08-31, Asia/Seoul)|
+------------------------------------------+
|                       2016-08-31 09:00:00|
+------------------------------------------+
-- hour
SELECT hour('2009-07-30 12:58:59');
+-------------------------+
|hour(2009-07-30 12:58:59)|
+-------------------------+
|                       12|
+-------------------------+
-- last_day
SELECT last_day('2009-01-12');
+--------------------+
|last_day(2009-01-12)|
+--------------------+
|          2009-01-31|
+--------------------+
-- localtimestamp
SELECT localtimestamp();
+--------------------+
|    localtimestamp()|
+--------------------+
|2024-02-24 16:36:...|
+--------------------+
-- make_date
SELECT make_date(2013, 7, 15);
+----------------------+
|make_date(2013, 7, 15)|
+----------------------+
|            2013-07-15|
+----------------------+
SELECT make_date(2019, 7, NULL);
+------------------------+
|make_date(2019, 7, NULL)|
+------------------------+
|                    NULL|
+------------------------+
-- make_dt_interval
SELECT make_dt_interval(1, 12, 30, 01.001001);
+-------------------------------------+
|make_dt_interval(1, 12, 30, 1.001001)|
+-------------------------------------+
|                 INTERVAL '1 12:30...|
+-------------------------------------+
SELECT make_dt_interval(2);
+-----------------------------------+
|make_dt_interval(2, 0, 0, 0.000000)|
+-----------------------------------+
|               INTERVAL '2 00:00...|
+-----------------------------------+
SELECT make_dt_interval(100, null, 3);
+----------------------------------------+
|make_dt_interval(100, NULL, 3, 0.000000)|
+----------------------------------------+
|                                    NULL|
+----------------------------------------+
-- make_interval
SELECT make_interval(100, 11, 1, 1, 12, 30, 01.001001);
+----------------------------------------------+
|make_interval(100, 11, 1, 1, 12, 30, 1.001001)|
+----------------------------------------------+
|                          100 years 11 mont...|
+----------------------------------------------+
SELECT make_interval(100, null, 3);
+----------------------------------------------+
|make_interval(100, NULL, 3, 0, 0, 0, 0.000000)|
+----------------------------------------------+
|                                          NULL|
+----------------------------------------------+
SELECT make_interval(0, 1, 0, 1, 0, 0, 100.000001);
+-------------------------------------------+
|make_interval(0, 1, 0, 1, 0, 0, 100.000001)|
+-------------------------------------------+
|                       1 months 1 days 1...|
+-------------------------------------------+
-- make_timestamp
SELECT make_timestamp(2014, 12, 28, 6, 30, 45.887);
+-------------------------------------------+
|make_timestamp(2014, 12, 28, 6, 30, 45.887)|
+-------------------------------------------+
|                       2014-12-28 06:30:...|
+-------------------------------------------+
SELECT make_timestamp(2014, 12, 28, 6, 30, 45.887, 'CET');
+------------------------------------------------+
|make_timestamp(2014, 12, 28, 6, 30, 45.887, CET)|
+------------------------------------------------+
|                            2014-12-28 14:30:...|
+------------------------------------------------+
SELECT make_timestamp(2019, 6, 30, 23, 59, 60);
+---------------------------------------+
|make_timestamp(2019, 6, 30, 23, 59, 60)|
+---------------------------------------+
|                    2019-07-01 00:00:00|
+---------------------------------------+
SELECT make_timestamp(2019, 6, 30, 23, 59, 1);
+--------------------------------------+
|make_timestamp(2019, 6, 30, 23, 59, 1)|
+--------------------------------------+
|                   2019-06-30 23:59:01|
+--------------------------------------+
SELECT make_timestamp(null, 7, 22, 15, 30, 0);
+--------------------------------------+
|make_timestamp(NULL, 7, 22, 15, 30, 0)|
+--------------------------------------+
|                                  NULL|
+--------------------------------------+
-- make_timestamp_ltz
SELECT make_timestamp_ltz(2014, 12, 28, 6, 30, 45.887);
+-----------------------------------------------+
|make_timestamp_ltz(2014, 12, 28, 6, 30, 45.887)|
+-----------------------------------------------+
|                           2014-12-28 06:30:...|
+-----------------------------------------------+
SELECT make_timestamp_ltz(2014, 12, 28, 6, 30, 45.887, 'CET');
+----------------------------------------------------+
|make_timestamp_ltz(2014, 12, 28, 6, 30, 45.887, CET)|
+----------------------------------------------------+
|                                2014-12-28 14:30:...|
+----------------------------------------------------+
SELECT make_timestamp_ltz(2019, 6, 30, 23, 59, 60);
+-------------------------------------------+
|make_timestamp_ltz(2019, 6, 30, 23, 59, 60)|
+-------------------------------------------+
|                        2019-07-01 00:00:00|
+-------------------------------------------+
SELECT make_timestamp_ltz(null, 7, 22, 15, 30, 0);
+------------------------------------------+
|make_timestamp_ltz(NULL, 7, 22, 15, 30, 0)|
+------------------------------------------+
|                                      NULL|
+------------------------------------------+
-- make_timestamp_ntz
SELECT make_timestamp_ntz(2014, 12, 28, 6, 30, 45.887);
+-----------------------------------------------+
|make_timestamp_ntz(2014, 12, 28, 6, 30, 45.887)|
+-----------------------------------------------+
|                           2014-12-28 06:30:...|
+-----------------------------------------------+
SELECT make_timestamp_ntz(2019, 6, 30, 23, 59, 60);
+-------------------------------------------+
|make_timestamp_ntz(2019, 6, 30, 23, 59, 60)|
+-------------------------------------------+
|                        2019-07-01 00:00:00|
+-------------------------------------------+
SELECT make_timestamp_ntz(null, 7, 22, 15, 30, 0);
+------------------------------------------+
|make_timestamp_ntz(NULL, 7, 22, 15, 30, 0)|
+------------------------------------------+
|                                      NULL|
+------------------------------------------+
-- make_ym_interval
SELECT make_ym_interval(1, 2);
+----------------------+
|make_ym_interval(1, 2)|
+----------------------+
|  INTERVAL '1-2' YE...|
+----------------------+
SELECT make_ym_interval(1, 0);
+----------------------+
|make_ym_interval(1, 0)|
+----------------------+
|  INTERVAL '1-0' YE...|
+----------------------+
SELECT make_ym_interval(-1, 1);
+-----------------------+
|make_ym_interval(-1, 1)|
+-----------------------+
|   INTERVAL '-0-11' ...|
+-----------------------+
SELECT make_ym_interval(2);
+----------------------+
|make_ym_interval(2, 0)|
+----------------------+
|  INTERVAL '2-0' YE...|
+----------------------+
-- minute
SELECT minute('2009-07-30 12:58:59');
+---------------------------+
|minute(2009-07-30 12:58:59)|
+---------------------------+
|                         58|
+---------------------------+
-- month
SELECT month('2016-07-30');
+-----------------+
|month(2016-07-30)|
+-----------------+
|                7|
+-----------------+
-- months_between
SELECT months_between('1997-02-28 10:30:00', '1996-10-30');
+-----------------------------------------------------+
|months_between(1997-02-28 10:30:00, 1996-10-30, true)|
+-----------------------------------------------------+
|                                           3.94959677|
+-----------------------------------------------------+
SELECT months_between('1997-02-28 10:30:00', '1996-10-30', false);
+------------------------------------------------------+
|months_between(1997-02-28 10:30:00, 1996-10-30, false)|
+------------------------------------------------------+
|                                    3.9495967741935485|
+------------------------------------------------------+
-- next_day
SELECT next_day('2015-01-14', 'TU');
+------------------------+
|next_day(2015-01-14, TU)|
+------------------------+
|              2015-01-20|
+------------------------+
-- now
SELECT now();
+--------------------+
|               now()|
+--------------------+
|2024-02-24 16:36:...|
+--------------------+
-- quarter
SELECT quarter('2016-08-31');
+-------------------+
|quarter(2016-08-31)|
+-------------------+
|                  3|
+-------------------+
-- second
SELECT second('2009-07-30 12:58:59');
+---------------------------+
|second(2009-07-30 12:58:59)|
+---------------------------+
|                         59|
+---------------------------+
-- session_window
SELECT a, session_window.start, session_window.end, count(*) as cnt FROM VALUES ('A1', '2021-01-01 00:00:00'), ('A1', '2021-01-01 00:04:30'), ('A1', '2021-01-01 00:10:00'), ('A2', '2021-01-01 00:01:00') AS tab(a, b) GROUP by a, session_window(b, '5 minutes') ORDER BY a, start;
+---+-------------------+-------------------+---+
|  a|              start|                end|cnt|
+---+-------------------+-------------------+---+
| A1|2021-01-01 00:00:00|2021-01-01 00:09:30|  2|
| A1|2021-01-01 00:10:00|2021-01-01 00:15:00|  1|
| A2|2021-01-01 00:01:00|2021-01-01 00:06:00|  1|
+---+-------------------+-------------------+---+
SELECT a, session_window.start, session_window.end, count(*) as cnt FROM VALUES ('A1', '2021-01-01 00:00:00'), ('A1', '2021-01-01 00:04:30'), ('A1', '2021-01-01 00:10:00'), ('A2', '2021-01-01 00:01:00'), ('A2', '2021-01-01 00:04:30') AS tab(a, b) GROUP by a, session_window(b, CASE WHEN a = 'A1' THEN '5 minutes' WHEN a = 'A2' THEN '1 minute' ELSE '10 minutes' END) ORDER BY a, start;
+---+-------------------+-------------------+---+
|  a|              start|                end|cnt|
+---+-------------------+-------------------+---+
| A1|2021-01-01 00:00:00|2021-01-01 00:09:30|  2|
| A1|2021-01-01 00:10:00|2021-01-01 00:15:00|  1|
| A2|2021-01-01 00:01:00|2021-01-01 00:02:00|  1|
| A2|2021-01-01 00:04:30|2021-01-01 00:05:30|  1|
+---+-------------------+-------------------+---+
-- timestamp_micros
SELECT timestamp_micros(1230219000123123);
+----------------------------------+
|timestamp_micros(1230219000123123)|
+----------------------------------+
|              2008-12-26 00:30:...|
+----------------------------------+
-- timestamp_millis
SELECT timestamp_millis(1230219000123);
+-------------------------------+
|timestamp_millis(1230219000123)|
+-------------------------------+
|           2008-12-26 00:30:...|
+-------------------------------+
-- timestamp_seconds
SELECT timestamp_seconds(1230219000);
+-----------------------------+
|timestamp_seconds(1230219000)|
+-----------------------------+
|          2008-12-26 00:30:00|
+-----------------------------+
SELECT timestamp_seconds(1230219000.123);
+---------------------------------+
|timestamp_seconds(1230219000.123)|
+---------------------------------+
|             2008-12-26 00:30:...|
+---------------------------------+
-- to_date
SELECT to_date('2009-07-30 04:17:52');
+----------------------------+
|to_date(2009-07-30 04:17:52)|
+----------------------------+
|                  2009-07-30|
+----------------------------+
SELECT to_date('2016-12-31', 'yyyy-MM-dd');
+-------------------------------+
|to_date(2016-12-31, yyyy-MM-dd)|
+-------------------------------+
|                     2016-12-31|
+-------------------------------+
-- to_timestamp
SELECT to_timestamp('2016-12-31 00:12:00');
+---------------------------------+
|to_timestamp(2016-12-31 00:12:00)|
+---------------------------------+
|              2016-12-31 00:12:00|
+---------------------------------+
SELECT to_timestamp('2016-12-31', 'yyyy-MM-dd');
+------------------------------------+
|to_timestamp(2016-12-31, yyyy-MM-dd)|
+------------------------------------+
|                 2016-12-31 00:00:00|
+------------------------------------+
-- to_timestamp_ltz
SELECT to_timestamp_ltz('2016-12-31 00:12:00');
+-------------------------------------+
|to_timestamp_ltz(2016-12-31 00:12:00)|
+-------------------------------------+
|                  2016-12-31 00:12:00|
+-------------------------------------+
SELECT to_timestamp_ltz('2016-12-31', 'yyyy-MM-dd');
+----------------------------------------+
|to_timestamp_ltz(2016-12-31, yyyy-MM-dd)|
+----------------------------------------+
|                     2016-12-31 00:00:00|
+----------------------------------------+
-- to_timestamp_ntz
SELECT to_timestamp_ntz('2016-12-31 00:12:00');
+-------------------------------------+
|to_timestamp_ntz(2016-12-31 00:12:00)|
+-------------------------------------+
|                  2016-12-31 00:12:00|
+-------------------------------------+
SELECT to_timestamp_ntz('2016-12-31', 'yyyy-MM-dd');
+----------------------------------------+
|to_timestamp_ntz(2016-12-31, yyyy-MM-dd)|
+----------------------------------------+
|                     2016-12-31 00:00:00|
+----------------------------------------+
-- to_unix_timestamp
SELECT to_unix_timestamp('2016-04-08', 'yyyy-MM-dd');
+-----------------------------------------+
|to_unix_timestamp(2016-04-08, yyyy-MM-dd)|
+-----------------------------------------+
|                               1460041200|
+-----------------------------------------+
-- to_utc_timestamp
SELECT to_utc_timestamp('2016-08-31', 'Asia/Seoul');
+----------------------------------------+
|to_utc_timestamp(2016-08-31, Asia/Seoul)|
+----------------------------------------+
|                     2016-08-30 15:00:00|
+----------------------------------------+
-- trunc
SELECT trunc('2019-08-04', 'week');
+-----------------------+
|trunc(2019-08-04, week)|
+-----------------------+
|             2019-07-29|
+-----------------------+
SELECT trunc('2019-08-04', 'quarter');
+--------------------------+
|trunc(2019-08-04, quarter)|
+--------------------------+
|                2019-07-01|
+--------------------------+
SELECT trunc('2009-02-12', 'MM');
+---------------------+
|trunc(2009-02-12, MM)|
+---------------------+
|           2009-02-01|
+---------------------+
SELECT trunc('2015-10-27', 'YEAR');
+-----------------------+
|trunc(2015-10-27, YEAR)|
+-----------------------+
|             2015-01-01|
+-----------------------+
-- try_to_timestamp
SELECT try_to_timestamp('2016-12-31 00:12:00');
+-------------------------------------+
|try_to_timestamp(2016-12-31 00:12:00)|
+-------------------------------------+
|                  2016-12-31 00:12:00|
+-------------------------------------+
SELECT try_to_timestamp('2016-12-31', 'yyyy-MM-dd');
+----------------------------------------+
|try_to_timestamp(2016-12-31, yyyy-MM-dd)|
+----------------------------------------+
|                     2016-12-31 00:00:00|
+----------------------------------------+
SELECT try_to_timestamp('foo', 'yyyy-MM-dd');
+---------------------------------+
|try_to_timestamp(foo, yyyy-MM-dd)|
+---------------------------------+
|                             NULL|
+---------------------------------+
-- unix_date
SELECT unix_date(DATE("1970-01-02"));
+---------------------+
|unix_date(1970-01-02)|
+---------------------+
|                    1|
+---------------------+
-- unix_micros
SELECT unix_micros(TIMESTAMP('1970-01-01 00:00:01Z'));
+---------------------------------+
|unix_micros(1970-01-01 00:00:01Z)|
+---------------------------------+
|                          1000000|
+---------------------------------+
-- unix_millis
SELECT unix_millis(TIMESTAMP('1970-01-01 00:00:01Z'));
+---------------------------------+
|unix_millis(1970-01-01 00:00:01Z)|
+---------------------------------+
|                             1000|
+---------------------------------+
-- unix_seconds
SELECT unix_seconds(TIMESTAMP('1970-01-01 00:00:01Z'));
+----------------------------------+
|unix_seconds(1970-01-01 00:00:01Z)|
+----------------------------------+
|                                 1|
+----------------------------------+
-- unix_timestamp
SELECT unix_timestamp();
+--------------------------------------------------------+
|unix_timestamp(current_timestamp(), yyyy-MM-dd HH:mm:ss)|
+--------------------------------------------------------+
|                                              1708760216|
+--------------------------------------------------------+
SELECT unix_timestamp('2016-04-08', 'yyyy-MM-dd');
+--------------------------------------+
|unix_timestamp(2016-04-08, yyyy-MM-dd)|
+--------------------------------------+
|                            1460041200|
+--------------------------------------+
-- weekday
SELECT weekday('2009-07-30');
+-------------------+
|weekday(2009-07-30)|
+-------------------+
|                  3|
+-------------------+
-- weekofyear
SELECT weekofyear('2008-02-20');
+----------------------+
|weekofyear(2008-02-20)|
+----------------------+
|                     8|
+----------------------+
-- window
SELECT a, window.start, window.end, count(*) as cnt FROM VALUES ('A1', '2021-01-01 00:00:00'), ('A1', '2021-01-01 00:04:30'), ('A1', '2021-01-01 00:06:00'), ('A2', '2021-01-01 00:01:00') AS tab(a, b) GROUP by a, window(b, '5 minutes') ORDER BY a, start;
+---+-------------------+-------------------+---+
|  a|              start|                end|cnt|
+---+-------------------+-------------------+---+
| A1|2021-01-01 00:00:00|2021-01-01 00:05:00|  2|
| A1|2021-01-01 00:05:00|2021-01-01 00:10:00|  1|
| A2|2021-01-01 00:00:00|2021-01-01 00:05:00|  1|
+---+-------------------+-------------------+---+
SELECT a, window.start, window.end, count(*) as cnt FROM VALUES ('A1', '2021-01-01 00:00:00'), ('A1', '2021-01-01 00:04:30'), ('A1', '2021-01-01 00:06:00'), ('A2', '2021-01-01 00:01:00') AS tab(a, b) GROUP by a, window(b, '10 minutes', '5 minutes') ORDER BY a, start;
+---+-------------------+-------------------+---+
|  a|              start|                end|cnt|
+---+-------------------+-------------------+---+
| A1|2020-12-31 23:55:00|2021-01-01 00:05:00|  2|
| A1|2021-01-01 00:00:00|2021-01-01 00:10:00|  3|
| A1|2021-01-01 00:05:00|2021-01-01 00:15:00|  1|
| A2|2020-12-31 23:55:00|2021-01-01 00:05:00|  1|
| A2|2021-01-01 00:00:00|2021-01-01 00:10:00|  1|
+---+-------------------+-------------------+---+
-- window_time
SELECT a, window.start as start, window.end as end, window_time(window), cnt FROM (SELECT a, window, count(*) as cnt FROM VALUES ('A1', '2021-01-01 00:00:00'), ('A1', '2021-01-01 00:04:30'), ('A1', '2021-01-01 00:06:00'), ('A2', '2021-01-01 00:01:00') AS tab(a, b) GROUP by a, window(b, '5 minutes') ORDER BY a, window.start);
+---+-------------------+-------------------+--------------------+---+
|  a|              start|                end| window_time(window)|cnt|
+---+-------------------+-------------------+--------------------+---+
| A1|2021-01-01 00:00:00|2021-01-01 00:05:00|2021-01-01 00:04:...|  2|
| A1|2021-01-01 00:05:00|2021-01-01 00:10:00|2021-01-01 00:09:...|  1|
| A2|2021-01-01 00:00:00|2021-01-01 00:05:00|2021-01-01 00:04:...|  1|
+---+-------------------+-------------------+--------------------+---+
-- year
SELECT year('2016-07-30');
+----------------+
|year(2016-07-30)|
+----------------+
|            2016|
+----------------+

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