大约有 3,549 项符合查询结果（耗时：0.0286秒） [XML]
How to see the values of a table variable at debug time in T-SQL?
Can we see the values (rows and cells) in a table valued variable in SQL Server Management Studio (SSMS) during debug time? If yes, how?
...
Connection to SQL Server Works Sometimes
...same error message.
To enable TCP/IP for additional IP addresses:
Start Sql Server Configuration Manager
Open the node SQL Server Network Configuration
Left-click Protocols for MYSQLINSTANCE
In the right-hand pane, right-click TCP/IP
Click Properties
Select the IP Addresses tab
For each listed IP...
How do I add a foreign key to an existing SQLite table?
...
You can't.
Although the SQL-92 syntax to add a foreign key to your table would be as follows:
ALTER TABLE child ADD CONSTRAINT fk_child_parent
FOREIGN KEY (parent_id)
REFERENCES parent(id);
SQLite doesn't supp...
SQL select only rows with max value on a column [duplicate]
...ed you need the content column as well.
This is a very common question in SQL: find the whole data for the row with some max value in a column per some group identifier. I heard that a lot during my career. Actually, it was one the questions I answered in my current job's technical interview.
It ...
How to create materialized views in SQL Server?
...
They're called indexed views in SQL Server - read these white papers for more background:
Creating an Indexed View
Improving Performance with SQL Server 2008 Indexed Views
Basically, all you need to do is:
create a regular view
create a clustered in...
How to do a LIKE query in Arel and Rails?
...
is this protected against SQL injections?
– sren
May 28 '12 at 2:17
7
...
Difference between EXISTS and IN in SQL?
What is the difference between the EXISTS and IN clause in SQL?
21 Answers
21
...
How can I truncate a datetime in SQL Server?
...y to truncate a datetime value (as to remove hours minutes and seconds) in SQL Server 2008?
13 Answers
...
SQL JOIN and different types of JOINs
What is a SQL JOIN and what are different types?
6 Answers
6
...
How to print VARCHAR(MAX) using Print Statement?
...
This works for me on SQL 2008 R2 SP2 (10.50.1600) using either CAST() or CONVERT(), and on SQL 2008 SP2 (10.0.5500).
– user593806
Nov 5 '13 at 10:13
...