大约有 6,100 项符合查询结果（耗时：0.0291秒） [XML]
What is InnoDB and MyISAM in MySQL?
...er on their locking implementation: InnoDB locks the particular row in the table, and MyISAM locks the entire MySQL table.
You can specify the type by giving MYISAM OR InnoDB while creating a table in DB.
share
|
...
INSERT statement conflicted with the FOREIGN KEY constraint - SQL Server
...
In your table dbo.Sup_Item_Cat, it has a foreign key reference to another table. The way a FK works is it cannot have a value in that column that is not also in the primary key column of the referenced table.
If you have SQL Server ...
Cannot use identity column key generation with ( TABLE_PER_CLASS )
...
The problem here is that you mix "table-per-class" inheritance and GenerationType.Auto.
Consider an identity column in MsSQL. It is column based. In a "table-per-class" strategy you use one table per class and each one has an ID.
Try:
@GeneratedValue(strat...
What's the difference between MyISAM and InnoDB? [duplicate]
...re, but most of the time it is asked in relation to a specific database or table. I cannot find an answer on this site that describes the two engines and their differences without respect to someones specific database.
...
How to design a product table for many kinds of product where each product has many parameters
I do not have much experience in table design. My goal is to create one or more product tables that meet the requirements below:
...
What is the equivalent of 'describe table' in SQL Server?
...
You can use the sp_columns stored procedure:
exec sp_columns MyTable
share
|
improve this answer
|
follow
|
...
How to Delete using INNER JOIN with SQL Server?
...
You need to specify what table you are deleting from, here is a version with an alias:
DELETE w
FROM WorkRecord2 w
INNER JOIN Employee e
ON EmployeeRun=EmployeeNo
WHERE Company = '1' AND Date = '2013-05-06'
...
Twitter bootstrap 3 two columns full height
...describe, however, we can integrate some custom CSS which make use of css tables to achieve this.
Bootply demo / Codepen
Markup:
<header>Header</header>
<div class="container">
<div class="row">
<div class="col-md-3 no-float">Navigation</div>
...
Make a div fill the height of the remaining screen space
...plements the latest version of the spec, unprefixed. See the compatibility table on each property for an up-to-date compatibility status.
(taken from https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Flexible_boxes)
All major browsers and IE11+ support Flexbox. For IE 10 or older, you ca...
Disable Enable Trigger SQL server for a table
...
use the following commands instead:
ALTER TABLE table_name DISABLE TRIGGER tr_name
ALTER TABLE table_name ENABLE TRIGGER tr_name
share
|
improve this answer
...