Document
... How two or more databases can be temporarily combined without creating a new database, modifying a database table, or modifying landscape features; What types of GIS processes are available when there is a need to associate data from different sources; How non-spatial data can be associated with spa ...
... How two or more databases can be temporarily combined without creating a new database, modifying a database table, or modifying landscape features; What types of GIS processes are available when there is a need to associate data from different sources; How non-spatial data can be associated with spa ...
Advanced DB Tech
... parallel databases; Assess the implications of new developments in database technology. ...
... parallel databases; Assess the implications of new developments in database technology. ...
Incremental Updates VS Full Reload
... Migrating a database system between different operating systems and databases usually requires a considerable amount of time. With the CONNX DataSync Tool, the data and schema can be easily transferred between systems. The only tasks that need to be performed are selecting the source and target data ...
... Migrating a database system between different operating systems and databases usually requires a considerable amount of time. With the CONNX DataSync Tool, the data and schema can be easily transferred between systems. The only tasks that need to be performed are selecting the source and target data ...
Updated sql slides
... An index on “social-security-number” enables us to fetch a tuple for a given ssn very efficiently (not have to scan the whole relation). The problem of deciding which indexes to put on the relations is very hard! (it’s called: physical database design). ...
... An index on “social-security-number” enables us to fetch a tuple for a given ssn very efficiently (not have to scan the whole relation). The problem of deciding which indexes to put on the relations is very hard! (it’s called: physical database design). ...
Chapter 1: Introduction
... become “buried” in program code rather than being stated explicitly Ver 1,12/09/2012 Kode :CCS 111,Sistem or Basis Data existingFASILKOM • Hard to add new constraints change ones ...
... become “buried” in program code rather than being stated explicitly Ver 1,12/09/2012 Kode :CCS 111,Sistem or Basis Data existingFASILKOM • Hard to add new constraints change ones ...
Chapter 12
... Privileged user -- a person who has access to the source code, executable program, and database structure of the ...
... Privileged user -- a person who has access to the source code, executable program, and database structure of the ...
24Sp157AL2 - Department of Computer Science
... consistency and security controls. The centralised control of data means that for many applications the data will already exist, and facilitate quicker development. ...
... consistency and security controls. The centralised control of data means that for many applications the data will already exist, and facilitate quicker development. ...
Transaction Management and Concurrency Control
... that the changes made will not affect the integrity and consistency of the database If the validation test is positive, the transaction goes to the writing phase. If negative, the transaction is restarted and the changes discarded ...
... that the changes made will not affect the integrity and consistency of the database If the validation test is positive, the transaction goes to the writing phase. If negative, the transaction is restarted and the changes discarded ...
Hyperdatabases - FTP Directory Listing
... the conventional transaction model by grouping single transactions into entities with higher level semantics, called transactional processes. These processes encompass flow of control as one of their basic semantic elements. Aside of constraints for regular executions, it is also possible to specify ...
... the conventional transaction model by grouping single transactions into entities with higher level semantics, called transactional processes. These processes encompass flow of control as one of their basic semantic elements. Aside of constraints for regular executions, it is also possible to specify ...
data cubes
... groups Keeps each data warehouse of manageable proportions Increased efficiency/response time as operations are on smaller data warehouses Not all source system data is relevant to all user groups. ...
... groups Keeps each data warehouse of manageable proportions Increased efficiency/response time as operations are on smaller data warehouses Not all source system data is relevant to all user groups. ...
Database Connectivity Toolkit for Big Data
... Date/time is an important data type for databases. You can use the time stamp data type to represent date and time in LabVIEW. Database Connectivity Toolkit for Big Data can convert the LabVIEW date time type to MS SQL date time type. The main problem with the date/time data type is that there is no ...
... Date/time is an important data type for databases. You can use the time stamp data type to represent date and time in LabVIEW. Database Connectivity Toolkit for Big Data can convert the LabVIEW date time type to MS SQL date time type. The main problem with the date/time data type is that there is no ...
Database Security Design
... in a database, like views and query results can be used in the same way as physical objects. • Multilevel transactions: In an OS an object can only have data of one security level. There is no need for polyinstantiation, unlike in databases. • Data life cycle: Data in a database must be stored secur ...
... in a database, like views and query results can be used in the same way as physical objects. • Multilevel transactions: In an OS an object can only have data of one security level. There is no need for polyinstantiation, unlike in databases. • Data life cycle: Data in a database must be stored secur ...
IS 431-451 - NJIT: Course Schedule
... analysis and decision-making because they provide efficient, large-scale information storage and rapid retrieval. Databases support the “back end functionality” of most large web systems. This course gives students extensive, pragmatic experience in designing, building, querying, updating, maintaini ...
... analysis and decision-making because they provide efficient, large-scale information storage and rapid retrieval. Databases support the “back end functionality” of most large web systems. This course gives students extensive, pragmatic experience in designing, building, querying, updating, maintaini ...
Frolund Presentation
... Typical three-tier architectures fail to provide reliability guarantees • At-most-once processing: request is executed once or not at all • Server failure results in error • No knowledge if transaction was successful • Resubmitting request may result in duplicate transaction ...
... Typical three-tier architectures fail to provide reliability guarantees • At-most-once processing: request is executed once or not at all • Server failure results in error • No knowledge if transaction was successful • Resubmitting request may result in duplicate transaction ...
Commodity Database Servers
... – 40B$ revenue (in company life time) – ~1 billion unit sales: @ 100 B = 100 GB – ~100 M customers: @1 KB = 100 GB ...
... – 40B$ revenue (in company life time) – ~1 billion unit sales: @ 100 B = 100 GB – ~100 M customers: @1 KB = 100 GB ...
CS 7700 Transaction Design for Microsoft Access Database with
... row of data in the ResultSet. When a ResultSet object is first created, the cursor is positioned before the first row. The next method moves the cursor to the next row. The ResultSet interface provides getter methods (getBoolean, getLong, and so on) for retrieving column values from the current row. ...
... row of data in the ResultSet. When a ResultSet object is first created, the cursor is positioned before the first row. The next method moves the cursor to the next row. The ResultSet interface provides getter methods (getBoolean, getLong, and so on) for retrieving column values from the current row. ...
JDBC Drivers
... corresponding to the specified column name • Column numbers in the result set do not necessarily map to the same column numbers in the database – getXxx • Returns the value from the column specified by column name or column index as an Xxx Java type • Returns 0 or null, if the value is a SQL NULL • ...
... corresponding to the specified column name • Column numbers in the result set do not necessarily map to the same column numbers in the database – getXxx • Returns the value from the column specified by column name or column index as an Xxx Java type • Returns 0 or null, if the value is a SQL NULL • ...
Android-Lecture15,16-DataStorageInSQLite
... Android provides a way to expose even your private data to other applications — with a content provider. A content provider is an optional component that exposes read/write access to your application data, subject to whatever restrictions you want to impose. ...
... Android provides a way to expose even your private data to other applications — with a content provider. A content provider is an optional component that exposes read/write access to your application data, subject to whatever restrictions you want to impose. ...
Relational Database Mgmt.System
... A primary key is a column or a set of columns that uniquely identifies each row in a table. Each table must have a primary key and the primary key must me unique. No part of the primary key may be null ie. no part of a primary key may lack a value. A primary key consisting of multiple columns is cal ...
... A primary key is a column or a set of columns that uniquely identifies each row in a table. Each table must have a primary key and the primary key must me unique. No part of the primary key may be null ie. no part of a primary key may lack a value. A primary key consisting of multiple columns is cal ...
Survey of techniques used to reduce the Semantic Gap between
... For sorting a replacement selection algorithm is used as it shows good adaptive behavior with changing memory conditions. Each disk-drive works on its local data and sends the information back to host, which finally produce the final sorted order. For aggregation operation (e.g., select sum (l_quant ...
... For sorting a replacement selection algorithm is used as it shows good adaptive behavior with changing memory conditions. Each disk-drive works on its local data and sends the information back to host, which finally produce the final sorted order. For aggregation operation (e.g., select sum (l_quant ...
Design of Knowledge Management (KM) Basin-level Application Systems Theme-database
... including: a database information of all objects in the database, such as tables, views, clusters, and indexes and so on. Column default values, the integrity of restricting information, user name, users and its roles and permissions granted and other information. Theme database has a complete data ...
... including: a database information of all objects in the database, such as tables, views, clusters, and indexes and so on. Column default values, the integrity of restricting information, user name, users and its roles and permissions granted and other information. Theme database has a complete data ...
An Implementation for Nested Relational Databases
... tuple-identifiers of tuples that contain the value of the indexed attribute. Our approach to indexing follows the domain based approach suggested by Missikoff [16] and Missikoff and Scholl [17] for relational databases. In their approach, an atomic value maps to a list of tuple identifiers of tuples ...
... tuple-identifiers of tuples that contain the value of the indexed attribute. Our approach to indexing follows the domain based approach suggested by Missikoff [16] and Missikoff and Scholl [17] for relational databases. In their approach, an atomic value maps to a list of tuple identifiers of tuples ...