Error reporting and recovery in Sangrah
Abstract In Sangrah, exception conditions of CODASYL have been replaced by fatal errors and by boolean valued functions. Fatal errors can occur either because all the preconditions necessary for a DML statement are not fulfilled or because of the state of the data base at the time when this statemen...
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crwiley:10.1002/spe.4380110605 2024-06-02T08:05:48+00:00 Error reporting and recovery in Sangrah Prakash, Naveen Gejji, P. N. 1981 http://dx.doi.org/10.1002/spe.4380110605 https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fspe.4380110605 https://onlinelibrary.wiley.com/doi/pdf/10.1002/spe.4380110605 en eng Wiley http://onlinelibrary.wiley.com/termsAndConditions#vor Software: Practice and Experience volume 11, issue 6, page 613-621 ISSN 0038-0644 1097-024X journal-article 1981 crwiley https://doi.org/10.1002/spe.4380110605 2024-05-03T11:12:23Z Abstract In Sangrah, exception conditions of CODASYL have been replaced by fatal errors and by boolean valued functions. Fatal errors can occur either because all the preconditions necessary for a DML statement are not fulfilled or because of the state of the data base at the time when this statement is executed. A mechanism which anticipates the former situation and thereby saves the data base from corruption is presented. Another recovery scheme which protects the data base from an abnormal termination of the user program is also described. This scheme uses a differential file. Article in Journal/Newspaper DML Wiley Online Library Software: Practice and Experience 11 6 613 621 |
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Open Polar |
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Wiley Online Library |
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crwiley |
language |
English |
description |
Abstract In Sangrah, exception conditions of CODASYL have been replaced by fatal errors and by boolean valued functions. Fatal errors can occur either because all the preconditions necessary for a DML statement are not fulfilled or because of the state of the data base at the time when this statement is executed. A mechanism which anticipates the former situation and thereby saves the data base from corruption is presented. Another recovery scheme which protects the data base from an abnormal termination of the user program is also described. This scheme uses a differential file. |
format |
Article in Journal/Newspaper |
author |
Prakash, Naveen Gejji, P. N. |
spellingShingle |
Prakash, Naveen Gejji, P. N. Error reporting and recovery in Sangrah |
author_facet |
Prakash, Naveen Gejji, P. N. |
author_sort |
Prakash, Naveen |
title |
Error reporting and recovery in Sangrah |
title_short |
Error reporting and recovery in Sangrah |
title_full |
Error reporting and recovery in Sangrah |
title_fullStr |
Error reporting and recovery in Sangrah |
title_full_unstemmed |
Error reporting and recovery in Sangrah |
title_sort |
error reporting and recovery in sangrah |
publisher |
Wiley |
publishDate |
1981 |
url |
http://dx.doi.org/10.1002/spe.4380110605 https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fspe.4380110605 https://onlinelibrary.wiley.com/doi/pdf/10.1002/spe.4380110605 |
genre |
DML |
genre_facet |
DML |
op_source |
Software: Practice and Experience volume 11, issue 6, page 613-621 ISSN 0038-0644 1097-024X |
op_rights |
http://onlinelibrary.wiley.com/termsAndConditions#vor |
op_doi |
https://doi.org/10.1002/spe.4380110605 |
container_title |
Software: Practice and Experience |
container_volume |
11 |
container_issue |
6 |
container_start_page |
613 |
op_container_end_page |
621 |
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1800750684339961856 |