Database Marketplace 2002: The Database Universe.

Fuente: ERIC Institute of Education Sciences

Saved in:

Bibliographic Details
Main Authors:	Tenopir, Carol, Baker, Gayle, Robinson, William
Format:	Recurso educativo Open Access
Language:	en
Published:	2002
Subjects:	Access to Information Database Producers Databases Information Industry Online Vendors
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

CD-ROM Search and Retrieval Software: The Requirements and Realities.
by: Helgerson, Linda W.
Published: (1986)

Information Access Company Confirms Writers' Rights Issue in Database Marketing.
by: Wachsberger, Ken
Published: (1995)

Information on CD-ROM: A Directory. 3: Bibliographic Databases Update, 1990.
by: Ali, S. Nazim
Published: (1990)

Data Dealers Face Stormy Weather.
by: Tenopir, Carol, et al.
Published: (1998)

UMI--History in the Making.
by: Pack, Thomas, et al.
Published: (1994)

Database Quality: Label or Liable.
by: Armstrong, C. J.
Published: (1995)

Online Databases: The EasyNet Gateway.
by: Tenopir, Carol
Published: (1986)

CD-ROM Roundup.
by: Nelson, Nancy Melin
Published: (1990)

Database Marketplace 2010: Feast and Famine
by: Tenopir, Carol, et al.
Published: (2010)

New Dimensions for the Online Catalog: The Dartmouth College Library Experience [and] TOC/DOC at Caltech: Evolution of Citation Access Online [and] Locally Loaded Databases in Arizona State University's Online Catalog Using the CARL System.
by: Klemperer, Katharina, et al.
Published: (1989)

Selecting Software for Libraries.
by: Beiser, Karl
Published: (1993)

The Knowledge Warehouse and Library Users.
by: Martyn, John
Published: (1989)

Three Library and Information Science Databases Revisited: Currency, Coverage and Overlap, Interindexing Consistency.
by: Blackwell, Michael Lind
Published: (1994)

Pricing Models for Electronic Databases on the Internet.
by: Machovec, George S., Ed.
Published: (1998)

Online Databases. ASCII Full Texts.
by: Tenopir, Carol
Published: (1995)

The Electronic Journal: A Review of Trends and Their Implications for Scholarly Communication.
by: Calabrese, Andrew M.
Published: (1986)

ERIC: In Action. Videocassette.
Published: (1993)

High Database Prices and Their Impact on Information Access: Is There a Solution?
by: Nelson, Michael L.
Published: (1987)

An Upstart Web Catalog Challenges an Academic-Library Giant
by: Foster, Andrea L.
Published: (2008)

Database Cancellation: The "Hows" and "Whys"
by: Shapiro, Steven
Published: (2012)

Information Online 89. Selected Papers from the Australasian Online Information Conference and Exhibition (4th, Sydney, Australia, January 17-19, 1989).
by: Lowry, Glenn R., et al.
Published: (1989)

Google Scholar and the Continuing Education Literature
by: Howland, Jared L., et al.
Published: (2009)

Statement of the Special Libraries Association on the Department of Commerce Solicitation of Public Comment on the Study of Alternatives for Privatizing the National Technical Information Service.
Published: (1986)

Library/Vendor Relationships: Focusing on the University Presses' Need to Collaborate with Librarians and Their Vendors.
by: Secor, John R.
Published: (1997)

Online Searching: Using the Right Connections.
by: Holt, Constance W.
Published: (1985)

Internet Resources for Community College Practitioners. ERIC Digest.
by: Shankar, Kalpana
Published: (1998)

The Sci/Tech Image Invasion: Approaches to Managing the Digital Library.
by: Schwarzwalder, Robert
Published: (1995)

OCLC Annual Report. 1990/91.
Published: (1991)

Remote Dial-In Patron Access to CD-ROM LANs.
by: McQueen, Howard
Published: (1990)

Optical Technology: Interacting with Traditional Systems.
by: McConnell, Karen
Published: (1987)

Tao of Gateway: Providing Internet Access to Licensed Databases.
by: McClellan, Gregory A., et al.
Published: (1997)

Academic Journal Embargoes and Full Text Databases.
by: Brooks, Sam
Published: (2003)

Multi-Database Searching in Forensic Psychology.
by: Piotrowski, Chris, et al.
Published: (1986)

Universal Service in the Digital Age: The Commercialization and Geography of U.S. Internet Access. Research Brief No. 5.
Published: (1998)

Technology-Driven Resource Sharing: Paying for Improvement.
by: Rush, James E.
Published: (1993)

New Approaches in the Training and Education of Online Users.
by: Armstrong, Chris J.
Published: (1991)

Archiving of Electronic Publications.
by: Blake, Monica
Published: (1989)

Online Databases.
by: Tenopir, Carol
Published: (1995)

Accessibility and Usability of Web-Based Library Databases for Non-Visual Users.
by: Byerley, Suzanne L., et al.
Published: (2002)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// 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'

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
language	"en"
ui	"standard"
VUFIND_SESSION	"09434d31a0ffeb161044329e3bb74ff8"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1789302047.0141 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "09434d31a0ffeb161044329e3bb74ff8" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1455}
SessionHelper	Laminas\Stdlib\ArrayObject {#1782}

Server/Request Data

Key	Value
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"language=en; ui=standard; VUFIND_SESSION=09434d31a0ffeb161044329e3bb74ff8"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.216.61"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"39892"
REDIRECT_URL	"/Record/eric_EJ656024/Similar"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/eric_EJ656024/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1789302047.0054
REQUEST_TIME	1789302047

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
language	"en"
ui	"standard"
VUFIND_SESSION	"09434d31a0ffeb161044329e3bb74ff8"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1789302047.0141 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "09434d31a0ffeb161044329e3bb74ff8" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1455}
SessionHelper	Laminas\Stdlib\ArrayObject {#1782}

Server/Request Data

Key	Value
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"language=en; ui=standard; VUFIND_SESSION=09434d31a0ffeb161044329e3bb74ff8"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.216.61"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"39892"
REDIRECT_URL	"/Record/eric_EJ656024/Similar"
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/eric_EJ656024/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1789302047.0054
REQUEST_TIME	1789302047

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Similar Items

Similar Items

Environment & details:

Environment & details: