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IndexOf function in T-SQL
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安装SQL Server出现在创建窗口句柄之前，不能在控件上调用 Invoke 或 Begin...
安装SQL Server出现在创建窗口句柄之前，不能在控件上调用 Invoke 或 BeginInvoke的错误解决办法解决方法:kill掉msdtc exe进程即可，见下图。
SQL 句柄 控件 错误
常用Sql - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
常用Sqlmysql：drop table if exists tablename;不能写成drop table tablename if exists tablename;mysql：建立索引SqlCREATE TABLE t...mysql：drop table if exists tablename;
不能写成
drop table tablename if exists tablename;
mysql：建立索引Sql
CREATE TABLE tablename (
`ID...
软件测试中的性能测试、负载测试、压力测试 - 更多技术 - 清泛网 - 专注C/C...
...关的特性是指，在规定条件下，软件产品执行其功能时，使用合适数量和类别的资源的能力，例如：用户在进行相关操作时，系统的内存和CPU的变化情况。
根据产品的时间特性和资源特性，效率测试可以包括不同的测试类型，...
Export query result to .csv file in SQL Server 2008
How can I export a query result to a .csv file in SQL Server 2008?
14 Answers
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How to re-sync the Mysql DB if Master and slave have different database incase of Mysql replication?
Mysql Server1 is running as MASTER .
Mysql Server2 is running as SLAVE .
14 Answers
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MySQL pagination without double-querying?
I was wondering if there was a way to get the number of results from a MySQL query, and at the same time limit the results.
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How do I UPDATE from a SELECT in SQL Server?
In SQL Server , it is possible to insert rows into a table with an INSERT.. SELECT statement:
35 Answers
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What is the difference between char, nchar, varchar, and nvarchar in SQL Server?
...tion error (where X denotes a number that is the same in both instances).
SQL Server 2012 adds SC (Supplementary Character) collations that support UTF-16. In these collations a single nvarchar character may take 2 or 4 bytes.
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Difference between FOR and AFTER triggers?
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@Ben is absolutely right.
Here is MSDN article Exploring SQL Server Triggers
A paragraph from the article:
That syntax is also acceptable in older versions of SQL Server. However, now that there are two types of triggers in SQL Server 2000, I prefer to refer to FOR triggers as AFT...