{"id":18351,"date":"2002-11-07T00:00:00","date_gmt":"2002-11-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/control-de-concurra%c2%a8ncia-en-sistemes-gestors-de-bases-de-dades-distribua%c2%afdes-algorismes-i-rendiment\/"},"modified":"2002-11-07T00:00:00","modified_gmt":"2002-11-07T00:00:00","slug":"control-de-concurra%c2%a8ncia-en-sistemes-gestors-de-bases-de-dades-distribua%c2%afdes-algorismes-i-rendiment","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/control-de-concurra%c2%a8ncia-en-sistemes-gestors-de-bases-de-dades-distribua%c2%afdes-algorismes-i-rendiment\/","title":{"rendered":"Control de concurr\u00e9ncia en sistemes gestors de bases de dades distribu\u00c1\u00afdes: algorismes i rendiment"},"content":{"rendered":"<h2>Tesis doctoral de <strong> August Climent Ferrer <\/strong><\/h2>\n<p>En este trabajo se presenta un algoritmo nuevo de control de concurrencia para sistemas gestores de bases de datos distribuidos, speculative two phase locking sp2pl. Primero se hace un estudio de los algoritmos strict two phase locking s2pl, distrubuted time ordering dto, wound wait two phase locking ww2pl y optimistic distributed time ordering odto.  estos algoritmos se han estudiado mucho para sistemas gestores centralizados, pero hace falta mejorar su estudio para sistemas gestores distribuidos. este an\u00e1lisis se ha extendido para sistemas transaccionales y con exist\u00e9ncia de replicaci\u00f3n.  las principales aportaciones de esta tesis son:  1,- estudio detallado de los principales algoritmos de control de concurrencia para sistemas gestores distribuidos transacionales y con exist\u00e9ncia de replicaci\u00f3n.  2,- propuesta de un algoritmo nuevo sp2pl a partir de la ampliaci\u00f3n de los modos de compatibilidad de las adquisiones.  3,- modelizaci\u00f3n del sistema distribuido y simulaci\u00f3n de los diferentes algoritmos para concluir que el algoritmo sp2pl tiene un mejor comportamiento que los otros algoritmos.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Control de concurr\u00e9ncia en sistemes gestors de bases de dades distribu\u00c1\u00afdes: algorismes i rendiment<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Control de concurr\u00e9ncia en sistemes gestors de bases de dades distribu\u00c1\u00afdes: algorismes i rendiment <\/li>\n<li><strong>Autor:<\/strong>\u00a0 August Climent Ferrer <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Ram\u00f3n llull<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 11\/07\/2002<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Miquel Bertran<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: miquel Nicolau <\/li>\n<li>Manuel Bernabeu jose (vocal)<\/li>\n<li>f\u00e9lix Saltor (vocal)<\/li>\n<li>federico Fari\u00f1o (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de August Climent Ferrer En este trabajo se presenta un algoritmo nuevo de control de concurrencia para sistemas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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