大约有 43,000 项符合查询结果(耗时:0.0427秒) [XML]

https://stackoverflow.com/ques... 

How can I run just the statement my cursor is on in SQL Server Management Studio?

... Use Ctrl+KU to select a line. Then use F5 to run it. Although it only works for single line selection, still I find it quite useful. Hope it helps!! share ...
https://stackoverflow.com/ques... 

Sql Server 'Saving changes is not permitted' error ► Prevent saving changes that require table re-cr

...ck Options, expand Designers, and then click Table and Database Designers. Select or clear the Prevent saving changes that require the table to be re-created check box. See Also Colt Kwong Blog Entry: Saving changes is not permitted in SQL 2008 Management Studio ...
https://stackoverflow.com/ques... 

postgresql COUNT(DISTINCT …) very slow

... You can use this: SELECT COUNT(*) FROM (SELECT DISTINCT column_name FROM table_name) AS temp; This is much faster than: COUNT(DISTINCT column_name) share ...
https://stackoverflow.com/ques... 

What does (angle brackets) mean in Java?

...e a reference type. So you can't use primitive types like int or double or char or other primitive types. share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

How do I format a number with commas in T-SQL?

... In SQL Server 2012 and higher, this will format a number with commas: select format([Number], 'N0') You can also change 0 to the number of decimal places you want. share | improve this answer...
https://stackoverflow.com/ques... 

SQL Server Installation - What is the Installation Media Folder?

... Server 2019 Developer version. Was lost with dialog prompted from step 3 "Select installation media". This Andy Leonard blog helped me: 1. Downloaded installation package from SQL Server downloads. 2. Launch downloaded wizard > Select installation type > Download media 3. Right-click on the d...
https://stackoverflow.com/ques... 

Paste multiple times

... Clever. 'p' to paste, 'gv' to re-select what was originally selected. 'y' to copy it again. – Amjith Aug 23 '11 at 21:17 ...
https://stackoverflow.com/ques... 

Select unique or distinct values from a list in UNIX shell script

I have a ksh script that returns a long list of values, newline separated, and I want to see only the unique/distinct values. It is possible to do this? ...
https://stackoverflow.com/ques... 

URL Encode a string in jQuery for an AJAX request

... Resource Identifier (URI) component by replacing each instance of certain characters by one, two, three, or four escape sequences representing the UTF-8 encoding of the character (will only be four escape sequences for characters composed of two "surrogate" characters). Example: var encoded = en...
https://stackoverflow.com/ques... 

Change auto increment starting number?

...foobar(moobar) values ("def"); INSERT INTO foobar(moobar) values ("xyz"); select * from foobar; '10', 'abc' '11', 'def' '12', 'xyz' This auto increments the id column by one starting at 10. Auto increment in MySQL by 5, starting at 10: drop table foobar create table foobar( id IN...