Issues in Mounting a Commercial Database on an Online Catalog.

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Authors:	Maio, Anne, Littlefield, William
Format:	Recurso educativo Open Access
Language:	en
Published:	1992
Subjects:	Access to Information College Libraries Comparative Analysis Computer Software Databases Fees Higher Education Indexes Information Sources Intermode Differences Magnetic Tapes Online Catalogs Optical Data Disks Printing Search Strategies User Needs (Information)
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Hands-On Instruction in an Electronic Classroom. A Final Report to the U.S. Dept. of Education of a Research and Development Grant Awarded To Establish a Fully-Equipped Electronic Training Room and Test the Effectiveness of Hands-On Instruction in Learning the NOTIS OPAC and Silver-Platter ERIC.
by: Wiggins, Marvin E.
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Subject Access to Books in the Social Sciences: A Public Services Viewpoint.
by: Leavy, Marvin D.
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Online Catalog Instruction and User Satisfaction at a Medium-Sized Ohio Public Library.
by: Fannin, Mary JoEllen
Published: (1993)

Empty Handed? A Material Availability Study and Transaction Log Analysis Verification.
by: Ciliberti, Anne, et al.
Published: (1998)

Subject Access in Online Catalogs: A Design Model.
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Testing a New Design for Subject Access to Online Catalogs.
by: Drabenstott, Karen M., et al.
Published: (1995)

Browse and Analytical Search Strategies in a Full-Text CD-ROM Encyclopedia.
by: Liebscher, Peter, et al.
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Where Do Electronic Books Fit in the College Research Arsenal of Resources?
by: Barbier, Patricia
Published: (2007)

Examining the Successful Retrieval of Information by Students Using Online Databases.
by: Edyburn, Dave L.
Published: (1988)

Subject Searching in an Online Catalog.
by: Frost, Carolyn O.
Published: (1987)

A User Survey of the Online Public Access Catalog at California State University, Fresno.
by: Carter, Trina, et al.
Published: (1993)

Support Services for Remote Users of Online Public Access Catalogs.
by: Kalin, Sally W.
Published: (1991)

Multi-Database Searching in Forensic Psychology.
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Successes and Failures of Patrons Searching the Online Catalog at a Large Academic Library: A Transaction Log Analysis.
by: Hunter, Rhonda N.
Published: (1991)

Infotrac at Winona State University.
by: Sullivan, Kathryn
Published: (1989)

Constructing Effective Search Strategies for Electronic Searching.
by: Flanagan, Lynn, et al.
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Clustering LC Classification Numbers in an Online Catalog for Improved Browsability.
by: Huestis, Jeffrey C.
Published: (1988)

Enhancing a New Design for Subject Access to Online Catalogs.
by: Drabenstott, Karen M.
Published: (1996)

MacNOTIS-NOTIS User Interface Development and Test.
by: Hall, Hal W.
Published: (1994)

Evaluation of Online Catalogues: Eliciting Information from the User.
by: Hancock-Beaulieu, Micheline, et al.
Published: (1991)

Converting Inhouse Subject Card Files to Electronic Keyword Files.
by: Culmer, Carita M.
Published: (1991)

Information Retrieval Strategies of Millennial Undergraduate Students in Web and Library Database Searches
by: Porter, Brandi
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Effective Instruction for Searching CD-ROM Indexes.
by: Bostian, Rebecca, et al.
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Keyword/Boolean Searching on an Online Public Access Catalog: Patrons and Their Perceptions.
by: Ensor, Pat
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A Study of the Use of CD-ROM Computer Systems and Print Indexes at the University of Georgia Main Library.
by: Compton, Lawrence E.
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The Searching Behavior of Remote Users: A Study of One Online Public Access Catalog (OPAC).
by: Kalin, Sally W.
Published: (1991)

Rethinking Subject Cataloging in the Online Environment.
by: Bates, Marcia J.
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Databases on CD-ROM: Comparative Factors for Purchase.
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Research on the Use of Online Catalogs and Its Implications for Library Practice.
by: Lewis, David W.
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The Virtual Library Revisited.
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Published: (1992)

Electronic Information: Options for Access.
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An Experimental Evaluation of an Audio-Tutorial System.
by: Kennedy, Kyran
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Localizing CD-ROM Databases in the College Library: Eliminating the Negative and Accentuating the Positive.
by: Everett, David
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"Garbage" In, "Refuse and Refuse Disposal" Out: Making the Most of the Subject Authority File in OPAC.
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A Comparison of Computer-Based Bibliographic Database Searching vs. Manual Bibliographic Searching. Final CARE Grant Report #5964.
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Beyond Boolean: Designing the Next Generation of Online Catalogs.
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Subject Control in Online Catalogs.
by: Holley, Robert P., Ed.
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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'

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