大约有 35,490 项符合查询结果（耗时：0.0517秒） [XML]
How to get the top 10 values in postgresql?
...or this you can use limit
select *
from scores
order by score desc
limit 10
If performance is important (when is it not ;-) look for an index on score.
Starting with version 8.4, you can also use the standard (SQL:2008) fetch first
select *
from scores
order by score desc
fetch first 10 rows ...
Escaping quotes and double quotes
...
60
Escaping parameters like that is usually source of frustration and feels a lot like a time waste...
How to search for occurrences of more than one space between words in a line
... |
edited Sep 21 '10 at 10:14
answered Sep 21 '10 at 9:16
...
Can I create a named default constraint in an add column statement in SQL Server?
...
230
This should work:
ALTER TABLE t_tableName
ADD newColumn VARCHAR(50)
CONSTRAINT YourCon...
import module from string variable
...
|
edited May 30 '17 at 6:37
Nam G VU
26.9k5656 gold badges194194 silver badges326326 bronze badges
...
List directory in Go
...sence, note that using Readdirnames is orders of magnitude faster (around 20x faster for me)
– SquattingSlavInTracksuit
Oct 14 '19 at 12:41
...
Bring a window to the front in WPF
...
|
edited Jul 2 '10 at 7:45
answered Dec 20 '08 at 20:32
...
Recreating a Dictionary from an IEnumerable
...
330
If you're using .NET 3.5 or .NET 4, it's easy to create the dictionary using LINQ:
Dictionary&l...
String concatenation in MySQL
...ators.
– DonBecker
Mar 21 '13 at 18:06
28
Beware this is not entirely true: MySQL does support ||...
How do I make Git treat a file as binary?
...
answered Jun 22 '12 at 18:50
Michael WildMichael Wild
20.4k33 gold badges3636 silver badges3939 bronze badges
...