user-defined-functions

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T-SQL: How to dynamize this Join-Function?

i have following UDF in SQL-Server 2005. It\'s joining a Table and concatenates all rows with a separator to one scalar value. Because i need it for other tables too, i wondered how to make it dynamic[详细]

2023-02-15 13:26 分类：问答
If Statement in Table valued Function

I have 2 table-valued function that are very similar, the only difference is that I need one additional Max() call on the second one.I want to consolidate these into one but I can\'t quite figure out[详细]

2023-02-15 02:00 分类：问答
How to register UDF/RTD within VSTO project

All, This is a follow up for my question here. My setup: Visual Studio 10 Language C# Excel 2007+ W开发者_运维百科indows XP+[详细]

2023-02-12 22:56 分类：问答
MD5 function in SQLite

I am trying to port some sql from MySQL to SQLite, however we use mysql\'s md5() function, which doesn\'t exist in sqlite.[详细]

2023-02-12 08:49 分类：问答
SUBSTRING_INDEX() results "omit" character when used inside LOWER()

I found a very strange bug in MySQL that i\'ve reported here: Bug #60166 Can anyone confirm to me that this is a bug, and not an unde开发者_如何学JAVArstanding problem of how work MySQL? (Valeriy K[详细]

2023-02-12 08:40 分类：问答
Function columns cached

It looks like select * in a UDF is dangerous.Consider this script: create table TestTable (col1 int, col2 varchar(1))[详细]

2023-02-10 17:30 分类：问答
php create function from string value

I just simply want to create a function name with a stri开发者_开发百科ng value. Something like this:[详细]

2023-02-10 09:02 分类：问答
mysql user defined function - How to in PHP

How to create mysql user defined function with PHP, is that straight away passing whole create mysql UDF code in mysql_query function ?[详细]

2023-02-10 00:45 分类：问答
SQL Server table valued function performance

I have a 5 year data set partitioned into quarterly tables. I also have a master view that joins them all together. When a user needs more than one quarter of data they often use the master view inste[详细]

2023-02-10 00:11 分类：问答
Disadvantages of using a lot of parameters

I am re-wr开发者_运维百科iting some code to make functional changes and I am stuck at a situation where either I will need to overload a function to accommodate two or three types of parameters (but p[详细]

2023-02-07 23:10 分类：问答