大约有 5,880 项符合查询结果（耗时：0.0222秒） [XML]
SQL Server dynamic PIVOT query?
...
Dynamic SQL PIVOT:
create table temp
(
date datetime,
category varchar(3),
amount money
)
insert into temp values ('1/1/2012', 'ABC', 1000.00)
insert into temp values ('2/1/2012', 'DEF', 500.00)
insert into temp values ('2/1/2012', 'GHI',...
INSERT with SELECT
...unning select next time? if I want to insert and get the result of courses table
– TAHA SULTAN TEMURI
Oct 8 '19 at 13:05
...
Export database schema into SQL file
...teps:
Right click the database you want to generate scripts for (not the table) and select tasks - generate scripts
Next, select the requested table/tables, views, stored procedures, etc (from select specific database objects)
Click advanced - select the types of data to script
Click Next and fi...
How to delete duplicate rows in SQL Server?
...
RN = ROW_NUMBER()OVER(PARTITION BY col1 ORDER BY col1)
FROM dbo.Table1
)
DELETE FROM CTE WHERE RN > 1
DEMO (result is different; I assume that it's due to a typo on your part)
COL1 COL2 COL3 COL4 COL5 COL6 COL7
john 1 1 1 1 1 1
sa...
What's the difference between identifying and non-identifying relationships?
...
An identifying relationship is when the existence of a row in a child table depends on a row in a parent table. This may be confusing because it's common practice these days to create a pseudokey for a child table, but not make the foreign key to the parent part of the child's primary key. Fo...
How to completely remove borders from HTML table
...
<table cellspacing="0" cellpadding="0">
And in css:
table {border: none;}
EDIT:
As iGEL noted, this solution is officially deprecated (still works though), so if you are starting from scratch, you should go with the j...
Aggregate function in an SQL update query?
I'm trying to set the value in one table to the sum of the values in another table. Something along these lines:
6 Answers...
Can we pass parameters to a view in SQL?
...t a stored function, like:
CREATE FUNCTION v_emp (@pintEno INT)
RETURNS TABLE
AS
RETURN
SELECT * FROM emp WHERE emp_id=@pintEno;
This allows you to use it as a normal view, with:
SELECT * FROM v_emp(10)
share
...
Apply style to only first level of td tags
...
This style:
table tr td { border: 1px solid red; }
td table tr td { border: none; }
gives me:
this http://img12.imageshack.us/img12/4477/borders.png
However, using a class is probably the right approach here.
...
Entity Framework: One Database, Multiple DbContexts. Is this a bad idea? [closed]
...ngle context per app can be expensive if the application has many entities/tables. Thus depending on the schema, it might also make sense to have multiple contexts.
– DarthVader
May 13 '13 at 7:04
...