PLC - Product Line Controlling
... then it is possible to record them to non-rewritable discs (CD-R discs). Text files *.paf are possible to use for data import into another external systems, data statistics, central database, etc. ...
... then it is possible to record them to non-rewritable discs (CD-R discs). Text files *.paf are possible to use for data import into another external systems, data statistics, central database, etc. ...
OGSA-DAI-RDF & Its Ontology Interfaces Isao Kojima and Masahiro Kimoto
... We think the single site performance is already the matter of the DB vendors. Multi-site performance and optimization is our concern ...
... We think the single site performance is already the matter of the DB vendors. Multi-site performance and optimization is our concern ...
CHAPTER11
... Archival files and tables contain master and transaction file records that have been deleted from on-line storage. • Records are rarely deleted; they are merely moved from on-line storage to off-line storage. • Archival requirements are dictated by government regulation and the need for subsequent ...
... Archival files and tables contain master and transaction file records that have been deleted from on-line storage. • Records are rarely deleted; they are merely moved from on-line storage to off-line storage. • Archival requirements are dictated by government regulation and the need for subsequent ...
Part2 - UCSB Computer Science
... Slides adapted from a presentation by B. Reinwald EDBT 2011 Tutorial ...
... Slides adapted from a presentation by B. Reinwald EDBT 2011 Tutorial ...
Document
... Information Systems process and manage data. Data Management involves “Capturing”, “Retrieval,” and “Storage” of data. Database Management Systems (DBMSs) are Computer systems that manage data in databases. Today’s DBMSs are based on sophisticated software and powerful computer hardware. Well known ...
... Information Systems process and manage data. Data Management involves “Capturing”, “Retrieval,” and “Storage” of data. Database Management Systems (DBMSs) are Computer systems that manage data in databases. Today’s DBMSs are based on sophisticated software and powerful computer hardware. Well known ...
data2 lecture
... • A set of fields is a key (strictly speaking, a candidate key) for a relation if it satisfies: 1. (Uniqueness condition) No two distinct tuples can have same values in the key (which may be a composite) 2. (Minimality condition) The Uniqueness condition is not true for any subset of a composite key ...
... • A set of fields is a key (strictly speaking, a candidate key) for a relation if it satisfies: 1. (Uniqueness condition) No two distinct tuples can have same values in the key (which may be a composite) 2. (Minimality condition) The Uniqueness condition is not true for any subset of a composite key ...
EMC XTREMIO OPTIMIZED FLASH STORAGE FOR ORACLE DATABASES ABSTRACT
... Physical I/O patterns generated by Oracle Database workloads are well understood. The predictable nature of these I/O characteristics have historically enabled platform vendors to implement widely varying I/O acceleration technologies including prefetching, coalescing transfers, tiering, caching and ...
... Physical I/O patterns generated by Oracle Database workloads are well understood. The predictable nature of these I/O characteristics have historically enabled platform vendors to implement widely varying I/O acceleration technologies including prefetching, coalescing transfers, tiering, caching and ...
Connection Object - Pearson Education
... The generic steps to access databases using ADO are: 1. Set up reference to an ADO Connection object. 2. Define the connection string to be used when opening the connection object. The connection string can be defined in two ways, with a DSN or without a DSN. 3. Open the connection object by using t ...
... The generic steps to access databases using ADO are: 1. Set up reference to an ADO Connection object. 2. Define the connection string to be used when opening the connection object. The connection string can be defined in two ways, with a DSN or without a DSN. 3. Open the connection object by using t ...
Data Management and Manipulation: Examples for Normalized Databases and Spreadsheets
... a variety of computer database and spreadsheet packages into SAS® datasets has made data management and manipulation an increasing challenge for the SAS programmer. Conversion of EXCEL and Lotus f1les. for example, often leads to datasets with non-numeric and poorly deftned variable fields. Several ...
... a variety of computer database and spreadsheet packages into SAS® datasets has made data management and manipulation an increasing challenge for the SAS programmer. Conversion of EXCEL and Lotus f1les. for example, often leads to datasets with non-numeric and poorly deftned variable fields. Several ...
Lecture 8 - e-learning website
... • The ASSIGNMENT entity in Figure 6.15 uses the primary keys from the entities PROJECT and EMPLOYEE to serve as its foreign keys. • However, note that in this implementation, the ASSIGNMENT entity’s surrogate primary key is ASSIGN_NUM, to avoid the use of a composite primary key. • Therefore, the ...
... • The ASSIGNMENT entity in Figure 6.15 uses the primary keys from the entities PROJECT and EMPLOYEE to serve as its foreign keys. • However, note that in this implementation, the ASSIGNMENT entity’s surrogate primary key is ASSIGN_NUM, to avoid the use of a composite primary key. • Therefore, the ...
Database-Systems-Design-Implementation-and-Management
... The useful contribution of the object model is its ability to let users define their own -- and often very complex -- data types. However, mathematical structures known as “domains” in the relational model ...
... The useful contribution of the object model is its ability to let users define their own -- and often very complex -- data types. However, mathematical structures known as “domains” in the relational model ...
Algebraic Optimization of Computations over Scientific Databases
... our current system: sets, time series and spectra,the latter two of which are provided as instancesof scientific types. In each case, the bulk type consists of a collection of elements,which we will refer to as records, although they may include structures more complicated than a simple record. In t ...
... our current system: sets, time series and spectra,the latter two of which are provided as instancesof scientific types. In each case, the bulk type consists of a collection of elements,which we will refer to as records, although they may include structures more complicated than a simple record. In t ...
Dynamic Test Input Generation for Database
... with automatically generated tests. Automatic test generation has received a lot of research attention, and there are several algorithms and implementations that generate test suites. For example, white-box testing methods such as symbolic execution may be used to generate good quality test inputs. ...
... with automatically generated tests. Automatic test generation has received a lot of research attention, and there are several algorithms and implementations that generate test suites. For example, white-box testing methods such as symbolic execution may be used to generate good quality test inputs. ...
Rule 30(b)(6) Deposition Question Topics
... • Can users access their electronic mail remotely (i.e., from outside the office)? o If yes, what programs or applications are used? o Does a transaction record exist to document access? • Are electronic mail passwords routinely changed? o Describe protocols. o Who manages this process? • Are "janit ...
... • Can users access their electronic mail remotely (i.e., from outside the office)? o If yes, what programs or applications are used? o Does a transaction record exist to document access? • Are electronic mail passwords routinely changed? o Describe protocols. o Who manages this process? • Are "janit ...
MySQL Cluster - people.vcu.edu
... Allows creation of one logical database from many physical Acts as “pointer” from one database to another target object No special middleware needed for remote data access Speed of operations depends on network/misc. factors Actions constrained by target engine object properties ...
... Allows creation of one logical database from many physical Acts as “pointer” from one database to another target object No special middleware needed for remote data access Speed of operations depends on network/misc. factors Actions constrained by target engine object properties ...
Odysseus: a High-Performance ORDBMS Tightly
... Conventional ORDBMS vendors provide extension mechanisms for adding user-defined types and functions to their own DBMSs. Here, the extension mechanisms are implemented using a highlevel interface. We call this technique loose-coupling. The advantage of loose-coupling is that it is easy to implement. ...
... Conventional ORDBMS vendors provide extension mechanisms for adding user-defined types and functions to their own DBMSs. Here, the extension mechanisms are implemented using a highlevel interface. We call this technique loose-coupling. The advantage of loose-coupling is that it is easy to implement. ...
Java Database Connectivity (JDBC)
... By authenticating himself towards the DBMS the client has to create a databaseconnection (session) before starting to execute database operations. During the session creation in the Oracle system the DBMS allocates resources for the session, by reserving memory (Process Global Area – PGA) and by sta ...
... By authenticating himself towards the DBMS the client has to create a databaseconnection (session) before starting to execute database operations. During the session creation in the Oracle system the DBMS allocates resources for the session, by reserving memory (Process Global Area – PGA) and by sta ...
Chapter 8
... Embedded SQL (continued) • Dynamic SQL – SQL statement is not known in advance, but instead is generated at run time – Program can generate SQL statements at run time that are required to respond to ad hoc queries – Attribute list and condition are not known until end user specifies them – Tends to ...
... Embedded SQL (continued) • Dynamic SQL – SQL statement is not known in advance, but instead is generated at run time – Program can generate SQL statements at run time that are required to respond to ad hoc queries – Attribute list and condition are not known until end user specifies them – Tends to ...
Queries management: Interfacing SAS with in-house EDC application
... the efficient management of the queries process: the queries are sent and answered directly in the application, and data can be corrected on-line while the EDC system tracks all the queries and records any data modification. However, off-line checks, which are applied by the data manager on the stud ...
... the efficient management of the queries process: the queries are sent and answered directly in the application, and data can be corrected on-line while the EDC system tracks all the queries and records any data modification. However, off-line checks, which are applied by the data manager on the stud ...
Database Cloud Service - Exadata
... ground up to maximize productivity, lower risk and speed time-to-value. Database servers, storage servers and network are pre-configured, pre-tuned and pre-tested by Oracle experts, so you don't have to. You can get access to all the elements of the infrastructure preconfigured, including a preconfi ...
... ground up to maximize productivity, lower risk and speed time-to-value. Database servers, storage servers and network are pre-configured, pre-tuned and pre-tested by Oracle experts, so you don't have to. You can get access to all the elements of the infrastructure preconfigured, including a preconfi ...
Design and Implementation of a Document Database Extension
... an organization’s knowledge. These documents are mostly stored in a hierarchical folder structure on file servers, and are often difficult to find, even if a document management system is used. The need to store, retrieve and edit documents in an efficient manner is obvious. However, in most compani ...
... an organization’s knowledge. These documents are mostly stored in a hierarchical folder structure on file servers, and are often difficult to find, even if a document management system is used. The need to store, retrieve and edit documents in an efficient manner is obvious. However, in most compani ...
- Universiti Teknikal Malaysia Melaka Repository
... to reflect the current and latest database technology. In fact, it can be argued indefinitely as referred to the content as well as the order or the way to present this module. This module is dedicated to those who have good background in relational database design, ERD as well as SQL. The primary o ...
... to reflect the current and latest database technology. In fact, it can be argued indefinitely as referred to the content as well as the order or the way to present this module. This module is dedicated to those who have good background in relational database design, ERD as well as SQL. The primary o ...
Operational Database Offload
... Facing increased data growth and cost pressures, scale‐out technology has become very popular as more businesses become frustrated with their costly scale‐up RDBMSs. With Hadoop emerging as the de facto scale‐out file system, a Hadoop RDBMS is a natural choice to replace traditional relational da ...
... Facing increased data growth and cost pressures, scale‐out technology has become very popular as more businesses become frustrated with their costly scale‐up RDBMSs. With Hadoop emerging as the de facto scale‐out file system, a Hadoop RDBMS is a natural choice to replace traditional relational da ...