Hi all, I was out of the office yesterday, so I wanted to say thank you very much for the info...this helps...especially when we are considering serials and individual library serial records.
Tony ******************************************* Tony Bandy [email protected] OHIONET 1500 West Lane Ave. Columbus, OH 43221-3975 1-800-686-8975 x19 ******************************************** On Tue, Sep 25, 2012 at 5:42 PM, Duimovich, George < [email protected]> wrote: > > FWIW, > > During the migration of one of our systems to Evergreen, we had about 7-10 > records that hit this limit (out of about 120K records exported from that > particular branch). All special series titles with thousands of attached > barcoded items. The ILS exported the MARC records ok, but truncated data in > our 9xx holdings tags after hitting the 99,999 limit on those records. > > George > > George Duimovich > NRCan Library / Bibliothèque de RNCan > > > > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of Jason > Stephenson > Sent: September 25, 2012 13:56 > To: [email protected] > Subject: Re: [OPEN-ILS-GENERAL] Limits on numbers of attached items? > > Quoting Tony Bandy <[email protected]>: > > > Hi all, > > > > Working with our consortium, specifically related to setting policies, > etc. > > does anyone know of the limit of attached items on bibliographic records? > > My notes indicate 2,000, but tracking down where that came from is > > proving elusive....anyone know of the limits? > > The only limit that I am aware of is the size of a MARC record is limited > to 99,999 bytes. If you export a MARC record with holdings in the 852 or > other tag, depending on the amount of data in the other fields, you can > quickly run out of room for holdings. > > There may be other, system-dependent limitations on how many copies you > can reasonably attach to a bib, such as the time it takes to retrieve all > the data and return to the client, the amount of RAM on the client and the > efficiency or inefficiency of trying to display 2000 copies, etc. These, > however, will vary depending on the hardware of the servers, the quality of > the network connection, the hardware on the client, even the client O/S can > make a difference. > > > > > > > Thanks in advance for your thoughts.... > > > > Tony > > > > ******************************************* > > Tony Bandy > > [email protected] > > OHIONET > > 1500 West Lane Ave. > > Columbus, OH 43221-3975 > > 1-800-686-8975 x19 > > ******************************************** > > > > > > -- > Jason Stephenson > Assistant Director for Technology Services Merrimack Valley Library > Consortium Chief Bug Wrangler, Evergreen ILS >
