Re: Howto determin the number of elemnts of an array
От | PFC |
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Тема | Re: Howto determin the number of elemnts of an array |
Дата | |
Msg-id | opslhfyfk2th1vuj@musicbox обсуждение исходный текст |
Ответ на | Re: Howto determin the number of elemnts of an array (Együd Csaba <csegyud@vnet.hu>) |
Ответы |
Re: Howto determin the number of elemnts of an array
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Список | pgsql-general |
contrib/intarray On Mon, 31 Jan 2005 20:00:06 +0100, Együd Csaba <csegyud@vnet.hu> wrote: > Hi, > this function is part of GiST which is not installed on my server. > Should I > install the whole GiST or there is a single package to implement only > this > feature? > > thank you, > -- Csaba > > -----Original Message----- > From: PFC [mailto:lists@boutiquenumerique.com] > Sent: Monday, January 31, 2005 5:16 PM > To: Együd Csaba; 'Sven Willenberger'; pgsql-general@postgresql.org > Subject: Re: [GENERAL] Howto determin the number of elemnts of an array > > > icount( array ) > > >> Hi Seven, >> it would be better for me if it returned the number of elements as an >> integer even if the array is empty (in this case it returns with NULL). >> No >> metter this is easily can be worked around, but it would have been >> more confortable. >> >> Thank you very much. >> -- Csaba Együd >> >> -----Original Message----- >> From: Sven Willenberger [mailto:sven@dmv.com] >> Sent: Monday, January 31, 2005 4:27 PM >> To: pgsql-general@postgresql.org >> Cc: Együd Csaba >> Subject: Re: [GENERAL] Howto determin the number of elemnts of an >> array >> >> >> >> Együd Csaba wrote: >>> Hi, >>> how can I determin the number of elements of an array? I saw function >>> array_dims() which returns a string value representing the dimensions >>> of the array. Is there a function which returns only the number of >>> elements as an integer. >>> >>> -- Csaba >>> >> >> array_upper(arrayname,dimension) will return the number of elements in >> the specified dimension of array arrayname. >> >> Sven >> > >
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