Re: dynamically referencing a column name in a function
От | Adrian Klaver |
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Тема | Re: dynamically referencing a column name in a function |
Дата | |
Msg-id | 52FFF863.5060508@gmail.com обсуждение исходный текст |
Ответ на | Re: dynamically referencing a column name in a function (James Sharrett <jsharrett@tidemark.com>) |
Список | pgsql-sql |
On 02/15/2014 02:41 PM, James Sharrett wrote: > Thanks Adrian. The problem is that the data query will return many > columns all of which I need in later operations. For this specific block > in the process, I need to take a pair of columns, based on user inputs, > and run their values them thru the operations performed in the sub > function to perform some operations and return the results and I need the > values I pass into the parameter to be in sync with the recordset which > will have many records with the same values for the column pairs so > keeping the whole record being operated on in line with the values passed > to the sub-function becomes the difficult part. I¹m trying to avoid using > a cursor but even with that I think I may run into similar issues. > Well I did say it probably would not scale:) Without a concrete example of the actual process it would be hard to offer any specific advice. -- Adrian Klaver adrian.klaver@gmail.com
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