Comparison of RDBMS, OODBMS and ORDBMS
... polymorphism, inheritance, reference types and object identity, collection types (ARRAYs), new language constructs that make ...
... polymorphism, inheritance, reference types and object identity, collection types (ARRAYs), new language constructs that make ...
Structured Query Language (SQL)
... or declares what should be done concerning the structure, definition and manipulation of the database, thus leaving the implementation details to the relational database management system (RDBMS). It can be thought of an infrastructure whose intent is to provide a familiar and friendly interface bet ...
... or declares what should be done concerning the structure, definition and manipulation of the database, thus leaving the implementation details to the relational database management system (RDBMS). It can be thought of an infrastructure whose intent is to provide a familiar and friendly interface bet ...
Databases
... Hardware Upgrades Decentralize or Do Not Consolidate Database Partitioning Database Archiving ...
... Hardware Upgrades Decentralize or Do Not Consolidate Database Partitioning Database Archiving ...
Replication
... Any server can be both publisher and subscriber (and distributor, for that matter), and the same table can contain replicated ...
... Any server can be both publisher and subscriber (and distributor, for that matter), and the same table can contain replicated ...
LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
... b) What are the advantages of relational model? 17. a) Define normalization. Explain the fifth normal form. b) Discuss about deadlock detection and prevention methods. 18. a) Write a note on object databases. b) Explain relational databasesand show how you link the tableswith an example. ...
... b) What are the advantages of relational model? 17. a) Define normalization. Explain the fifth normal form. b) Discuss about deadlock detection and prevention methods. 18. a) Write a note on object databases. b) Explain relational databasesand show how you link the tableswith an example. ...
Connection
... - SQL Server database engine for WinCE devices > SQL Server CE Remote Data Access (RDA) - enables two-way transfer of data between SQL CE database and networked SQL Server database > SQL Server Merge Replication - more powerful mechanism for two-way data transfer between SQL CE database and networke ...
... - SQL Server database engine for WinCE devices > SQL Server CE Remote Data Access (RDA) - enables two-way transfer of data between SQL CE database and networked SQL Server database > SQL Server Merge Replication - more powerful mechanism for two-way data transfer between SQL CE database and networke ...
Database
... • Single – This is used to run a SQL query that returns only a single row. Element data will be created with the variable names being the names of the columns returned and the value of that column as the element data value (as a string). If no row is returned, no element data will be set. • Multiple ...
... • Single – This is used to run a SQL query that returns only a single row. Element data will be created with the variable names being the names of the columns returned and the value of that column as the element data value (as a string). If no row is returned, no element data will be set. • Multiple ...
Today`s Agenda What is a Database? Relational Database
... New data can be added via a form or in Datasheet view ...
... New data can be added via a form or in Datasheet view ...
Ch7
... Records only sections of the transaction log This is the only backup that will clear the transaction log If you don’t back up the log, it will fill up and users will be locked out ...
... Records only sections of the transaction log This is the only backup that will clear the transaction log If you don’t back up the log, it will fill up and users will be locked out ...
cse(ii-ii)_syllabus
... Event handling - Events, Event sources, Event classes, Event Listeners, Relationship between Event sources and Listerners, Delegation event model, Examples: handling a buttong click, handling mouse events, Adapter classes. Applets - Inheritance hierarchy for applets, differences between applets and ...
... Event handling - Events, Event sources, Event classes, Event Listeners, Relationship between Event sources and Listerners, Delegation event model, Examples: handling a buttong click, handling mouse events, Adapter classes. Applets - Inheritance hierarchy for applets, differences between applets and ...
Narration Script: Slide 1: Oracle Database 11g Express Edition
... Slide 30: Creating and Managing Views In this topic we discuss about views and their uses and also the tools that are available to create and manage a view. A view is a logical representation of one or more tables. In essence, a view is a stored query. A view derives its data from the tables on whic ...
... Slide 30: Creating and Managing Views In this topic we discuss about views and their uses and also the tools that are available to create and manage a view. A view is a logical representation of one or more tables. In essence, a view is a stored query. A view derives its data from the tables on whic ...
Tech Guide D
... referred to as _______________, can harm the integrity of the database records. To create relational databases that avoid these problems, _____________________________ is used. The first step in logical modeling is to create an __________ Diagram (ERD) Copyright 2008 John Wiley & Sons Canada Ltd ...
... referred to as _______________, can harm the integrity of the database records. To create relational databases that avoid these problems, _____________________________ is used. The first step in logical modeling is to create an __________ Diagram (ERD) Copyright 2008 John Wiley & Sons Canada Ltd ...
SQL
... • accepts sql commands using their version of the standard query language • Allows access to the data inside the SQL server • Organized into databases • Tables (like spreadsheets) inside databases • Gui management interface – Access / mysql workbench / mssql studio mgr ...
... • accepts sql commands using their version of the standard query language • Allows access to the data inside the SQL server • Organized into databases • Tables (like spreadsheets) inside databases • Gui management interface – Access / mysql workbench / mssql studio mgr ...
Database Management System - Al
... Relational Data Model (Cont.) • Each record contains a set of fields. • Tables in a database can have relationships between them. • Each row in a table is unique with no two rows or more having the same values in all its fields ...
... Relational Data Model (Cont.) • Each record contains a set of fields. • Tables in a database can have relationships between them. • Each row in a table is unique with no two rows or more having the same values in all its fields ...
TPC Benchmarks
... 1, 10, 30, 100, 300, 1000, 3000, 10000 (note that 3 is missing, not a typo) These correspond to the nominal database size in GB. (i.e., SF 10 is approx. 10 GB, not including indexes and temp tables.) Indices and temporary tables can significantly increase the total disk capacity. (3-5x is typical) D ...
... 1, 10, 30, 100, 300, 1000, 3000, 10000 (note that 3 is missing, not a typo) These correspond to the nominal database size in GB. (i.e., SF 10 is approx. 10 GB, not including indexes and temp tables.) Indices and temporary tables can significantly increase the total disk capacity. (3-5x is typical) D ...
Handout: Databases, and Databases in R
... SELECT nameLast,nameFirst,yearID,AB,H FROM Master INNER JOIN Batting ON Master.playerID == Batting.playerID; This form can be used when the key has different names in different tables. If there is just one field in common between two tables, we can write NATURAL JOIN instead of INNER JOIN, and skip ...
... SELECT nameLast,nameFirst,yearID,AB,H FROM Master INNER JOIN Batting ON Master.playerID == Batting.playerID; This form can be used when the key has different names in different tables. If there is just one field in common between two tables, we can write NATURAL JOIN instead of INNER JOIN, and skip ...
Whitepaper: The Multi-Model Database: Enabling Business
... 3. Increase reliability and availability: Modern organizations are dependent on the systems and applications that drive the business. And one of the most potentially devastating impacts to the business is when the core database fails or becomes unavailable. The best multi-model database solutions w ...
... 3. Increase reliability and availability: Modern organizations are dependent on the systems and applications that drive the business. And one of the most potentially devastating impacts to the business is when the core database fails or becomes unavailable. The best multi-model database solutions w ...
- SCT Web Site
... explicit value Range control – allowable value limitations (constraints or validation rules) Null value control – allowing or prohibiting empty fields Referential integrity – range control (and null value allowances) for foreign-key to primary-key match-ups ...
... explicit value Range control – allowable value limitations (constraints or validation rules) Null value control – allowing or prohibiting empty fields Referential integrity – range control (and null value allowances) for foreign-key to primary-key match-ups ...
Multi-Dimensional Clustering: a new data layout
... users access data from this database using subsets of dimensions. These access patterns can be considered as selecting regions from the large multidimensional cube. Most commercial database systems now include primary clustering indexes in their repertoire [3, 5]. In this scheme, an index composed o ...
... users access data from this database using subsets of dimensions. These access patterns can be considered as selecting regions from the large multidimensional cube. Most commercial database systems now include primary clustering indexes in their repertoire [3, 5]. In this scheme, an index composed o ...
Get PPT file
... • Distribute loading (collection on one, reporting on other). • Effectively serves are real-time database backup. ...
... • Distribute loading (collection on one, reporting on other). • Effectively serves are real-time database backup. ...
TupleSpaces Revisited: Linda to TSpace
... representations, with the serialized class and fields • Templates match entries if each field in template is either null or match the entry field via MarshalledObject.equals. This occurs when the serialized forms of the objects match exactly. ...
... representations, with the serialized class and fields • Templates match entries if each field in template is either null or match the entry field via MarshalledObject.equals. This occurs when the serialized forms of the objects match exactly. ...
Database Design - KBU ComSci by
... database system is to find out what is needed — What type of a database is required for the business organization, daily volume of the data, how much data needs to be stored in the master files etc. In order to collect all this required information, a database analyst need to spend a lot of time wit ...
... database system is to find out what is needed — What type of a database is required for the business organization, daily volume of the data, how much data needs to be stored in the master files etc. In order to collect all this required information, a database analyst need to spend a lot of time wit ...