Re: 'page impression' techniques for banner ads
This WebDNA talk-list message is from 1999
It keeps the original formatting.
numero = 22213
interpreted = N
texte = >Which is faster, committing a database to disk every time or appending a >character to a separate text file every time? I'll bet it has to do with >the size of the db compared to the size of the file, but I would love to >hear from PCS on this one too ... :)Depends on how many differently-named text files you have in the folder...the OS itself could get bogged down just looking for the file. But your instincts are correct in that a full commit writes the entire contents of the db out to disk, whereas a simple AppendFile writes less data because it's just skipping to the end quickly. It's all OS-dependent as to which is faster for what ranges of data size.Technical Support | ==== eCommerce and Beyond ==== Pacific Coast Software | WebCatalog, WebMerchant, 11770 Bernardo Plaza Court | SiteEdit Pro, PhotoMaster, San Diego, CA 92128 | Typhoon 619/675-1106 Fax: 619/675-0372 | http://www.smithmicro.com/
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>Which is faster, committing a database to disk every time or appending a >character to a separate text file every time? I'll bet it has to do with >the size of the db compared to the size of the file, but I would love to >hear from PCS on this one too ... :)Depends on how many differently-named text files you have in the folder...the OS itself could get bogged down just looking for the file. But your instincts are correct in that a full commit writes the entire contents of the db out to disk, whereas a simple AppendFile writes less data because it's just skipping to the end quickly. It's all OS-dependent as to which is faster for what ranges of data size.Technical Support | ==== eCommerce and Beyond ==== Pacific Coast Software | WebCatalog, WebMerchant, 11770 Bernardo Plaza Court | SiteEdit Pro, PhotoMaster, San Diego, CA 92128 | Typhoon 619/675-1106 Fax: 619/675-0372 | http://www.smithmicro.com/
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