El 17/09/13 12:56, Igor Neyman escribió:
>
>> -----Original Message-----
>> From: Juan Daniel Santana Rodés [mailto:jdsantana@estudiantes.uci.cu]
>> Sent: Tuesday, September 17, 2013 12:51 PM
>> To: Igor Neyman
>> Cc: pgsql-general@postgresql.org
>> Subject: Re: [GENERAL] How to compare the results of two queries?
>>
>> I want to know if there are other way to compare the result of two queries.
>> Because the arguments will represent a query to execute and it can use
>> everything sentence of SQL.
>> If not there are other way, I wish know who are the limitations of EXCEPT.
>> Greatens!!
>> __________________________________________________
>
> In the modified function I put both queries in parenthesis, so this should allow pretty much anything in the query.
>
> Igor Neyman
Thanks.
I tested your code and worked fine.
Now I only should catch the exception when the results of the querires
has diferents munbers of columns.
God bless you.
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