Data Dealers Face Stormy Weather.

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Authors:	Tenopir, Carol, Barry, Jeff
Format:	Recurso educativo Open Access
Language:	en
Published:	1998
Subjects:	Database Producers Databases Futures (of Society) Mergers Online Systems Online Vendors Optical Data Disks Surveys World Wide Web
Online Access:	Acceder al recurso
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author	Tenopir, Carol Barry, Jeff
author_facet	Tenopir, Carol Barry, Jeff Tenopir, Carol Barry, Jeff
collection	Education Resources Information Center
contents	Data Dealers Face Stormy Weather. Tenopir, Carol Barry, Jeff Database Producers Databases Futures (of Society) Mergers Online Systems Online Vendors Optical Data Disks Surveys World Wide Web This report, the second annual Database Marketplace survey, analyzes information gathered from 29 companies that distribute and produce information available through online, Web, or CD-ROM systems. In addition to data, topics include company mergers, takeovers, sales, accomplishments, and future plans. (Author/LRW)
format	Recurso educativo Open Access
id	eric_EJ567702
institution	ERIC Institute of Education Sciences
language	en
publishDate	1998
record_format	eric
spellingShingle	Data Dealers Face Stormy Weather. Tenopir, Carol Barry, Jeff Database Producers Databases Futures (of Society) Mergers Online Systems Online Vendors Optical Data Disks Surveys World Wide Web Data Dealers Face Stormy Weather. Tenopir, Carol Barry, Jeff Database Producers Databases Futures (of Society) Mergers Online Systems Online Vendors Optical Data Disks Surveys World Wide Web This report, the second annual Database Marketplace survey, analyzes information gathered from 29 companies that distribute and produce information available through online, Web, or CD-ROM systems. In addition to data, topics include company mergers, takeovers, sales, accomplishments, and future plans. (Author/LRW)
title	Data Dealers Face Stormy Weather.
topic	Database Producers Databases Futures (of Society) Mergers Online Systems Online Vendors Optical Data Disks Surveys World Wide Web
url	https://eric.ed.gov/?id=EJ567702

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// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

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