Principles of Distributed Database SystemsIntroduces and explains the theory, algorithms, and methods that underlie distributed DBMS, emphasizing the principles that guide the design of such systems more than their use. Useful as a text for a one- or two-semester graduate-level course. The bibliography is extensive. Annotation copyright Boo |
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Page 342
... manager , the buffer manager , and the interaction between the two components is whether or not the buffer manager obeys local recovery manager's instructions as to when to write the database buffer pages to stable storage ...
... manager , the buffer manager , and the interaction between the two components is whether or not the buffer manager obeys local recovery manager's instructions as to when to write the database buffer pages to stable storage ...
Page 410
... manager be placed ? Who implements the locking primitives ? The " who " in this question refers to two OS components : the buffer manager and the transaction manager . The buffer manager may physically lock pages in the buffer , whereas ...
... manager be placed ? Who implements the locking primitives ? The " who " in this question refers to two OS components : the buffer manager and the transaction manager . The buffer manager may physically lock pages in the buffer , whereas ...
Page 411
... manager implements logical locking , the buffer manager has already locked the page , denying access to any other transaction . Therefore , the possibility of implementing nested transactions [ Moss , 1985 ] with multilevel locking ...
... manager implements logical locking , the buffer manager has already locked the page , denying access to any other transaction . Therefore , the possibility of implementing nested transactions [ Moss , 1985 ] with multilevel locking ...
Contents
INTRODUCTION | 1 |
OVERVIEW OF RELATIONAL DBMS | 17 |
REVIEW OF COMPUTER NETWORKS | 42 |
Copyright | |
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Common terms and phrases
abort application approach architecture area networks assertions buffer manager buffer pages Cartesian product centralized Chapter commit communication cost complex objects conceptual schema consider consists constraints coordinator data item data server database log DBMSs deadlock defined discussed distributed database distributed database systems distributed DBMS distributed query ENAME entity Example execution failures Figure function global conceptual schema graph horizontal fragmentation implementation integrity interface issues JNAME join algorithm language layer local area networks minterm node operating system parallel participant partitioning performance predicates problem processor query optimization query processing recovery relational algebra relational calculus relational database reliability replicated result schedule Section selection semantic semijoin serializability shared-nothing specified stable database storage stored strategy T₁ techniques timestamp tion transaction manager transitive transitive closure tuples update Valduriez wide area networks write