大约有 3,549 项符合查询结果（耗时：0.0194秒） [XML]
Ordering by the order of values in a SQL IN() clause
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Use MySQL's FIELD() function:
SELECT name, description, ...
FROM ...
WHERE id IN([ids, any order])
ORDER BY FIELD(id, [ids in order])
FIELD() will return the index of the first parameter that is equal to the first parameter (oth...
How to rethrow the same exception in SQL Server
I want to rethrow the same exception in SQL Server that has just occurred in my try block. I am able to throw same message but I want to throw same error.
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SQL: IF clause within WHERE clause
Is it possible to use an IF clause within a WHERE clause in MS SQL?
14 Answers
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How to export a mysql database using Command Prompt?
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First check if your command line recognizes mysql command. If not go to command & type in:
set path=c:\wamp\bin\mysql\mysql5.1.36\bin
Then use this command to export your database:
mysqldump -u YourUser -p YourDatabaseName > wantedsqlfile.sql
You will then b...
Use variable with TOP in select statement in SQL Server without making it dynamic [duplicate]
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Yes, in SQL Server 2005 it's possible to use a variable in the top clause.
select top (@top) * from tablename
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卸载SQL Server2000后不能再次安装的问题解决方法 - SQL Server - 清泛IT论...
曾经由于磁盘空间的问题，卸载了SQL Server2000，可当再次要把它安装上的时候，却怎么也不行了。无论是安装哪一个版本，永远都是同样的错误提示，说是有一个文件已经挂起，必须重新启动计算机。那okay啦，重新启动，再次安...
SQL Server SELECT LAST N Rows
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You can make SQL server to select last N rows using this SQL:
select * from tbl_name order by id desc limit N;
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Conversion failed when converting date and/or time from character string while inserting datetime
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There are many formats supported by SQL Server - see the MSDN Books Online on CAST and CONVERT. Most of those formats are dependent on what settings you have - therefore, these settings might work some times - and sometimes not.
The way to solve this is to use...
SQL Server query - Selecting COUNT(*) with DISTINCT
In SQL Server 2005 I have a table cm_production that lists all the code that's been put into production. The table has a ticket_number, program_type, and program_name and push_number along with some other columns.
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How to import load a .sql or .csv file into SQLite?
I need to dump a .sql or .csv file into SQLite (I'm using SQLite3 API). I've only found documentation for importing/loading tables, not entire databases. Right now, when I type:
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