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Proceedings of MobiSys 2003: The First International Conference on
Proceedings of MobiSys 2003: The First International Conference on

... clients rely on unmodified relational database systems to store data. The server holds the primary copy of all data items in the central database. The server is expected to be mostly available and well connected. Legacy clients can access the central database directly (i.e., without accessing the Mo ...
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... converts an XML document into a collection of in-memory objects Plugability Layer - standardizes access to SAX/DOM by providing “Factory” methods for creating and configuring SAX parsers and creating DOM objects (type “Document”) ...
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... Indie addresses database consistency and recovery with a timestamped augmented flooding algorithm which works as follows. An object, regardless of where it resides, is labeled with the object identifier or oid of the database which created it, and all trigger table entries, registration table entrie ...
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... Allows for complex definitions of tables, including data types and constraints. • By converting an ER diagram to the relational model, we get abstract definitions that we can reason about • By converting an ER diagram to a set of tables, we define the logical schema used to actually store the data ...
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...  Provides only hard counts, analysis must be done by user or tools  Made specifically for each processor  even processor families may have different interfaces  Vendors don’t like to support because is not profit contributor ...
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... of latitude-longitude pairs to accurately represent the geometry of spatial features such as towns, rivers or villages. This leads to spatial data operations being computationally and memory intensive. Also, there exist certain real world scenarios which generates an extremely large amount of spatia ...
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... they are actual matches. The resulting candidate documents are those that match both on path and words. Our approach. In this paper, we will describe several approaches to improve the performance of temporal text-containment queries. History tells us that even though a large amount of index structur ...
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... Transactions that have written their commit entry in the log must also have recorded all their write operations in the log; otherwise they would not be committed, so their effect on the database can be redone from the log entries. Notice that the log file must be kept on disk. ...
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... and the BAM Analysis database  Define an online window.  Schedule DTS packages to run periodically  Carefully choose small sets of data items (checkpoints), and avoid including unnecessary data items when defining an activity ...
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Object-relational impedance mismatch

The object-relational impedance mismatch is a set of conceptual and technical difficulties that are often encountered when a relational database management system (RDBMS) is being used by a program written in an object-oriented programming language or style, particularly when objects or class definitions are mapped in a straightforward way to database tables or relational schemata.The term object-relational impedance mismatch is derived from the electrical engineering term impedance matching.
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