Document
... • Bases its actions on concurrency control algorithms, like locking and time stamping. • Ensures computer’s central processing unit (CPU) is used efficiently, not based on FCFS • Facilitates data isolation to ensure that two transactions do not update same data element at same time ...
... • Bases its actions on concurrency control algorithms, like locking and time stamping. • Ensures computer’s central processing unit (CPU) is used efficiently, not based on FCFS • Facilitates data isolation to ensure that two transactions do not update same data element at same time ...
Document
... (Open Database Connectivity) data sources. The Java 2 Software Development Kit from Sun Microsystems, Inc. includes the JDBC-to-ODBC bridge driver (sun.jdbc.odbc.JdbcOdbcDriver). This driver typically requires the ODBC driver to be installed on the client computer and normally requires configuration ...
... (Open Database Connectivity) data sources. The Java 2 Software Development Kit from Sun Microsystems, Inc. includes the JDBC-to-ODBC bridge driver (sun.jdbc.odbc.JdbcOdbcDriver). This driver typically requires the ODBC driver to be installed on the client computer and normally requires configuration ...
Oracle DB Security
... Avoid Oracle default roles Resource role includes : Alter user … Use create session instead of connect,resource Use set role concept, if it‘s possible and tested! Check if role creater has implicit admin option (depends from Oracle version) ...
... Avoid Oracle default roles Resource role includes : Alter user … Use create session instead of connect,resource Use set role concept, if it‘s possible and tested! Check if role creater has implicit admin option (depends from Oracle version) ...
PL/SQL
... Declared in the SQL “Host Environment” Remain active for the length of the SQL Session Can be displayed with the SQL Print Command Can only be accessed in the program when prefaced with a colon (:) ...
... Declared in the SQL “Host Environment” Remain active for the length of the SQL Session Can be displayed with the SQL Print Command Can only be accessed in the program when prefaced with a colon (:) ...
Troubleshooting SQL Server 2000
... problems, such as network congestion, memory allocations, and permission problems on various database objects. ...
... problems, such as network congestion, memory allocations, and permission problems on various database objects. ...
OBIEE 11g Analytics Using EMC Greenplum Database Users
... This white paper is intended for EMC field facing employees such as sales, technical consultants, support, as well as customers who will be using OBIEE for deploying business intelligence and analytic applications. This is neither an installation guide nor an introductory material on OBIEE. It docum ...
... This white paper is intended for EMC field facing employees such as sales, technical consultants, support, as well as customers who will be using OBIEE for deploying business intelligence and analytic applications. This is neither an installation guide nor an introductory material on OBIEE. It docum ...
database
... Companies license DBMS products from vendors like IBM, Microsoft, Oracle, and others. ...
... Companies license DBMS products from vendors like IBM, Microsoft, Oracle, and others. ...
Query Example
... Attributes of relations are listed vertically, one below the other, instead of horizontally Instead of using variables, lines (links) between attributes are used to specify that their values should be the same. Links are added automatically on the basis of attribute name, ...
... Attributes of relations are listed vertically, one below the other, instead of horizontally Instead of using variables, lines (links) between attributes are used to specify that their values should be the same. Links are added automatically on the basis of attribute name, ...
Document
... Use the flash recovery area for recovery-related files: • Simplifies location of database backups • Automatically manages the disk space allocated for recovery files • Does not require changes to existing scripts • Puts database backups, archive logs, and control file backups in the flash recovery a ...
... Use the flash recovery area for recovery-related files: • Simplifies location of database backups • Automatically manages the disk space allocated for recovery files • Does not require changes to existing scripts • Puts database backups, archive logs, and control file backups in the flash recovery a ...
ppt
... 10 Recovery in multidatabase system • A multidatabase system is a special distributed database system where one node may be running relational database system under UNIX, another may be running object-oriented system under Windows and so on. • A transaction may run in a distributed fashion at multip ...
... 10 Recovery in multidatabase system • A multidatabase system is a special distributed database system where one node may be running relational database system under UNIX, another may be running object-oriented system under Windows and so on. • A transaction may run in a distributed fashion at multip ...
Windows Azure SQL Database
... ISO Scope: The following Azure features are in scope for the current ISO audit: Cloud Services (including Fabric and RDFE), Storage (Tables, Blobs, Queues), Virtual Machines (including with SQL Server), Virtual Network, Traffic Manager, Web Sites, BizTalk Services, Media Services, Mobile Services, S ...
... ISO Scope: The following Azure features are in scope for the current ISO audit: Cloud Services (including Fabric and RDFE), Storage (Tables, Blobs, Queues), Virtual Machines (including with SQL Server), Virtual Network, Traffic Manager, Web Sites, BizTalk Services, Media Services, Mobile Services, S ...
ppt - kaist
... Perl program can be run as CGI on the Web server system AW lecture notes Programming for WWW (Lecture#11) ...
... Perl program can be run as CGI on the Web server system AW lecture notes Programming for WWW (Lecture#11) ...
4Trans, TachoScan, GBOX
... All rights reserved. No parts of this work may be reproduced in any form or by any means - graphic, electronic, or mechanical, including photocopying, recording, taping, or information storage and retrieval systems - without the written permission of the publisher. Products that are referred to in t ...
... All rights reserved. No parts of this work may be reproduced in any form or by any means - graphic, electronic, or mechanical, including photocopying, recording, taping, or information storage and retrieval systems - without the written permission of the publisher. Products that are referred to in t ...
Strong Types for Relational Databases
... database. It tells us, for example, how many columns each table must have and what the types of the values in each column should be. Furthermore, some columns may be singled out as keys, some may be allowed to take null values. Constraints can be declared for specific columns, and foreign key constr ...
... database. It tells us, for example, how many columns each table must have and what the types of the values in each column should be. Furthermore, some columns may be singled out as keys, some may be allowed to take null values. Constraints can be declared for specific columns, and foreign key constr ...
MICROSOFT Course 20462: Administering Microsoft® SQL
... Module 5: Installing and Configuring SQL Server 2014 This module explains how to assess resource requirements for SQL Server 2014 and how to install it. Lessons Planning SQL Server Installation Installing SQL Server 2014 Post‐Installation Configuration Lab : Installing SQL Server 2014 ...
... Module 5: Installing and Configuring SQL Server 2014 This module explains how to assess resource requirements for SQL Server 2014 and how to install it. Lessons Planning SQL Server Installation Installing SQL Server 2014 Post‐Installation Configuration Lab : Installing SQL Server 2014 ...
customer-name
... Domain Relational Calculus A nonprocedural query language equivalent in power to the tuple ...
... Domain Relational Calculus A nonprocedural query language equivalent in power to the tuple ...
Slide Template
... provides a DBMS-independent means for processing relational database data It was developed in the early 1990s by an industry committee and has been implemented by Microsoft and many other vendors The goal is to allow a developer to create a single application that can access databases supported ...
... provides a DBMS-independent means for processing relational database data It was developed in the early 1990s by an industry committee and has been implemented by Microsoft and many other vendors The goal is to allow a developer to create a single application that can access databases supported ...
SQL: Single Table Queries
... SQL: History (4) • In 1978, IBM began to develop commercial products based on their System R prototype that implemented SQL, including the System/38 (announced in 1978 and commercially available in August 1979), SQL/DS (introduced in 1981), and DB2 (in 1983). • At the same time Relational Software, ...
... SQL: History (4) • In 1978, IBM began to develop commercial products based on their System R prototype that implemented SQL, including the System/38 (announced in 1978 and commercially available in August 1979), SQL/DS (introduced in 1981), and DB2 (in 1983). • At the same time Relational Software, ...
product
... In this chapter, you will learn: The basic commands and functions of SQL How SQL is used for data manipulation (to add, modify, delete, and retrieve data) How to use SQL to query a database to extract ...
... In this chapter, you will learn: The basic commands and functions of SQL How SQL is used for data manipulation (to add, modify, delete, and retrieve data) How to use SQL to query a database to extract ...
Document
... Before APIs like JDBC and ODBC, database connectivity was tedious Each database vendor provided a function library for accessing their database The connectivity library was proprietary. If the database vendor changed for the application, the data access portions had to be rewritten If the applicatio ...
... Before APIs like JDBC and ODBC, database connectivity was tedious Each database vendor provided a function library for accessing their database The connectivity library was proprietary. If the database vendor changed for the application, the data access portions had to be rewritten If the applicatio ...
Backup and Recovery Guide
... well as instances of uncommitted transactions. Two types of redo log files exist, online and offline. An online redo log file is the file to which committed transactions are written. Offline redo log files are files that have been archived. Redo logs are used in a circular fashion. When one log fill ...
... well as instances of uncommitted transactions. Two types of redo log files exist, online and offline. An online redo log file is the file to which committed transactions are written. Offline redo log files are files that have been archived. Redo logs are used in a circular fashion. When one log fill ...
CS 7700 Transaction Design for Microsoft Access Database with
... committed until you call the method commit explicitly. This is demonstrated in the following lines of codes, where conn is an active connection: This is the same name you previously defined for you data source try { conn = DriverManager.getConnection("jdbc:odbc:JDBCdsn"); System.out.println("Connec ...
... committed until you call the method commit explicitly. This is demonstrated in the following lines of codes, where conn is an active connection: This is the same name you previously defined for you data source try { conn = DriverManager.getConnection("jdbc:odbc:JDBCdsn"); System.out.println("Connec ...
RDBMS Study Material Unit-2
... *UNIT – 2 (INTRODUCTION TO SQL) *SQL Structured Query Language (SQL) is the language used to communicate with the server to access, manipulate and control data. SQL is a set of commands that lets you access a relational database. SQL provides interface to relational database systems. It has a simple ...
... *UNIT – 2 (INTRODUCTION TO SQL) *SQL Structured Query Language (SQL) is the language used to communicate with the server to access, manipulate and control data. SQL is a set of commands that lets you access a relational database. SQL provides interface to relational database systems. It has a simple ...
Database Transparencies
... Main Costs of Using a DBMS - High initial investment and likely need for additional hardware ...
... Main Costs of Using a DBMS - High initial investment and likely need for additional hardware ...
Structured Database Running on Appaserver
... Historically, the attributes assigned as the primary key must be immutable – they could not change. However, Appaserver overcomes this restriction. Therefore, you can change the person's name if she gets married or change the street address if he moves. ...
... Historically, the attributes assigned as the primary key must be immutable – they could not change. However, Appaserver overcomes this restriction. Therefore, you can change the person's name if she gets married or change the street address if he moves. ...