SQL Server/T-SQL/Date Timezone/GetDate — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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Текущая версия на 13:21, 26 мая 2010
Содержание
Adding to a Date Using the Addition Operator
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3> 4> SELECT 5> GETDATE () + 1.5 6> GO
2007-10-23 13:16:54.380 (1 rows affected)
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GETDATE: Returns the current local system date and time
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2> -- GETDATE: Returns the current local system date and time. 3> 4> SELECT GETDATE() 5> GO
2006-10-12 07:15:07.780 (1 rows affected)
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GETDATE(): Return the current date and time as a DateTime type
<source lang="sql">
7> 8> SELECT GETDATE() 9> GO
2006-10-12 19:50:21.607 (1 rows affected)
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Update the record with the current data and time using the GETDATE() function
<source lang="sql">
1> create table employee( 2> ID int, 3> name nvarchar (10), 4> salary int, 5> start_date datetime, 6> city nvarchar (10), 7> region char (1)) 8> GO 1> 2> insert into employee (ID, name, salary, start_date, city, region) 3> values (1, "Jason", 40420, "02/01/94", "New York", "W") 4> GO (1 rows affected) 1> insert into employee (ID, name, salary, start_date, city, region) 2> values (2, "Robert",14420, "01/02/95", "Vancouver","N") 3> GO (1 rows affected) 1> insert into employee (ID, name, salary, start_date, city, region) 2> values (3, "Celia", 24020, "12/03/96", "Toronto", "W") 3> GO (1 rows affected) 1> insert into employee (ID, name, salary, start_date, city, region) 2> values (4, "Linda", 40620, "11/04/97", "New York", "N") 3> GO (1 rows affected) 1> insert into employee (ID, name, salary, start_date, city, region) 2> values (5, "David", 80026, "10/05/98", "Vancouver","W") 3> GO (1 rows affected) 1> insert into employee (ID, name, salary, start_date, city, region) 2> values (6, "James", 70060, "09/06/99", "Toronto", "N") 3> GO (1 rows affected) 1> insert into employee (ID, name, salary, start_date, city, region) 2> values (7, "Alison",90620, "08/07/00", "New York", "W") 3> GO (1 rows affected) 1> insert into employee (ID, name, salary, start_date, city, region) 2> values (8, "Chris", 26020, "07/08/01", "Vancouver","N") 3> GO (1 rows affected) 1> insert into employee (ID, name, salary, start_date, city, region) 2> values (9, "Mary", 60020, "06/09/02", "Toronto", "W") 3> GO (1 rows affected) 1> 2> select * from employee 3> GO ID name salary start_date city region
---------- ----------- ----------------------- ---------- ------
1 Jason 40420 1994-02-01 00:00:00.000 New York W 2 Robert 14420 1995-01-02 00:00:00.000 Vancouver N 3 Celia 24020 1996-12-03 00:00:00.000 Toronto W 4 Linda 40620 1997-11-04 00:00:00.000 New York N 5 David 80026 1998-10-05 00:00:00.000 Vancouver W 6 James 70060 1999-09-06 00:00:00.000 Toronto N 7 Alison 90620 2000-08-07 00:00:00.000 New York W 8 Chris 26020 2001-07-08 00:00:00.000 Vancouver N 9 Mary 60020 2002-06-09 00:00:00.000 Toronto W
(9 rows affected) 1> 2> --Update the record with the current data and time using the GETDATE() function: 3> 4> UPDATE Employee SET Start_Date = GETDATE() 5> 6> select * from employee 7> GO (9 rows affected) ID name salary start_date city region
---------- ----------- ----------------------- ---------- ------
1 Jason 40420 2006-10-09 20:31:34.530 New York W 2 Robert 14420 2006-10-09 20:31:34.530 Vancouver N 3 Celia 24020 2006-10-09 20:31:34.530 Toronto W 4 Linda 40620 2006-10-09 20:31:34.530 New York N 5 David 80026 2006-10-09 20:31:34.530 Vancouver W 6 James 70060 2006-10-09 20:31:34.530 Toronto N 7 Alison 90620 2006-10-09 20:31:34.530 New York W 8 Chris 26020 2006-10-09 20:31:34.530 Vancouver N 9 Mary 60020 2006-10-09 20:31:34.530 Toronto W
(9 rows affected) 1> 2> drop table employee 3> GO 1>
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