TinyDB Documentation
... Sometimes you don’t want to write a new storage module but rather modify the behaviour of an existing one. As an example we’ll build middleware that filters out any empty items. Because middleware acts as a wrapper around a storage, they needs a read() and a write(data) method. In addition, they can ...
... Sometimes you don’t want to write a new storage module but rather modify the behaviour of an existing one. As an example we’ll build middleware that filters out any empty items. Because middleware acts as a wrapper around a storage, they needs a read() and a write(data) method. In addition, they can ...
6-1-WebApplicationDevelopmentModels
... generated on the fly. Can write these files to the filesystem. Supports a wide-range of databases (inherently or via ODBC). PHP also has support for talking to other services using protocols such as LDAP, IMAP, SNMP, POP3, HTTP. ...
... generated on the fly. Can write these files to the filesystem. Supports a wide-range of databases (inherently or via ODBC). PHP also has support for talking to other services using protocols such as LDAP, IMAP, SNMP, POP3, HTTP. ...
Oracle Database Appliance X5
... The Oracle Database Appliance X52 offers customers a un uniique que capacityondemand database software licensing model to quickly scale from 2 to 72 processor cores without any hardware upgrades. Customers can deploy the system and and license as few as 2 processors cores to run their database ...
... The Oracle Database Appliance X52 offers customers a un uniique que capacityondemand database software licensing model to quickly scale from 2 to 72 processor cores without any hardware upgrades. Customers can deploy the system and and license as few as 2 processors cores to run their database ...
TransactionsAndRecovery
... Saving the initial database state D1 before starting the transaction T: D1->D2 (transaction begins) Saving all intermediate states D11, D12 … (checkpoint logs) In the case of a failure at an intermediate state D1i before reaching D2, restore D1 (rollback); the simplest strategy is to apply a series ...
... Saving the initial database state D1 before starting the transaction T: D1->D2 (transaction begins) Saving all intermediate states D11, D12 … (checkpoint logs) In the case of a failure at an intermediate state D1i before reaching D2, restore D1 (rollback); the simplest strategy is to apply a series ...
Security
... • All database connections use the user’s login id • Application connects to the database using – A single database user-id (1 user w. all permissions for all data tables) – A role or group account (each application user-id has exactly 1 role ) ...
... • All database connections use the user’s login id • Application connects to the database using – A single database user-id (1 user w. all permissions for all data tables) – A role or group account (each application user-id has exactly 1 role ) ...
Chapter 4 Using Database Management Systems
... column names. However, capitalization does matter for the data in the database, so be careful. The column name state could be STATE or State, but “ny”, “Ny” and “NY” are not all the same data. We must ask for the data the way it was entered into the database. Usually, SQL programmers and database ad ...
... column names. However, capitalization does matter for the data in the database, so be careful. The column name state could be STATE or State, but “ny”, “Ny” and “NY” are not all the same data. We must ask for the data the way it was entered into the database. Usually, SQL programmers and database ad ...
Document
... set bestplan[S].plan and bestplan[S].cost based on the best way of accessing S /* Using selections on S and indices on S */ else for each non-empty subset S1 of S such that S1 S ...
... set bestplan[S].plan and bestplan[S].cost based on the best way of accessing S /* Using selections on S and indices on S */ else for each non-empty subset S1 of S such that S1 S ...
CS122_SUMMER_2009_LECTURE_09a
... INSERT SELECT Example Example: Associate all movies that have ‘The X Files’ anywhere in the title with the romance genre. INSERT IGNORE INTO XRefGenresMovies SELECT MovieID, 'Romance' FROM Movies WHERE Title LIKE '%The X Files%'; ...
... INSERT SELECT Example Example: Associate all movies that have ‘The X Files’ anywhere in the title with the romance genre. INSERT IGNORE INTO XRefGenresMovies SELECT MovieID, 'Romance' FROM Movies WHERE Title LIKE '%The X Files%'; ...
Berkeley DB Proceedings of the FREENIX Track: 1999 USENIX Annual Technical Conference
... B+tree and Hash access methods, keys can have arbitrary structure. In the Recno access method, each record is assigned a record number, which serves as the key. In all the access methods, the value can have arbitrary structure. The programmer can supply comparison or hashing functions for keys, and ...
... B+tree and Hash access methods, keys can have arbitrary structure. In the Recno access method, each record is assigned a record number, which serves as the key. In all the access methods, the value can have arbitrary structure. The programmer can supply comparison or hashing functions for keys, and ...
cursor
... END IF; Note this is a SET clause END LOOP; in an UPDATE, not an assignment. CLOSE c; PL/SQL uses := for assignments. ...
... END IF; Note this is a SET clause END LOOP; in an UPDATE, not an assignment. CLOSE c; PL/SQL uses := for assignments. ...
Pacific Database Wiki Welcome to the Pacific Database Wiki This
... Place cursor in left black column at the top, click "ctrl" + "A" (this selects all the data) click "ctrl" +"C" (this copies it to the clipboard) Open a blank excel sheet and put cursor in top left box and press "ctrl" + "V" (this inserts the data) You may have to change the font colour afterwards ...
... Place cursor in left black column at the top, click "ctrl" + "A" (this selects all the data) click "ctrl" +"C" (this copies it to the clipboard) Open a blank excel sheet and put cursor in top left box and press "ctrl" + "V" (this inserts the data) You may have to change the font colour afterwards ...
Database Functions
... parts of a database. ______ store your data in rows and columns. All databases contain one or more of these. _______ retrieve and process your data. They can combine data from different tables, update your data, and perform calculations on your data. _____ control data entry and data views. They pro ...
... parts of a database. ______ store your data in rows and columns. All databases contain one or more of these. _______ retrieve and process your data. They can combine data from different tables, update your data, and perform calculations on your data. _____ control data entry and data views. They pro ...
IBM DB2 courses, Universidad Cenfotec
... DB2 SQL Workshop for Experienced Users .....................................................................................................................................................................5 DB2 9 Database Administration Workshop for Linux, UNIX and Windows ........................... ...
... DB2 SQL Workshop for Experienced Users .....................................................................................................................................................................5 DB2 9 Database Administration Workshop for Linux, UNIX and Windows ........................... ...
SQL Server 2000_ado_xsl
... (Page 1 of 5 ) All the hype that once surrounded XML is finally starting to die down, and developers are really beginning to harness the power and flexibility of the language. In this article, Mitchell will show us how SQL Server 2000 incorporates XML support using the "FOR XML EXPLICIT" method to r ...
... (Page 1 of 5 ) All the hype that once surrounded XML is finally starting to die down, and developers are really beginning to harness the power and flexibility of the language. In this article, Mitchell will show us how SQL Server 2000 incorporates XML support using the "FOR XML EXPLICIT" method to r ...
Chapter 1
... Data Definition Language (DDL): A set of SQL commands that create and define objects in a database, storing their definitions in a data dictionary. An example DDL command is the CREATE TABLE command. DDL allows the user to create, drop, and alter a database object, and to grant and revoke privileg ...
... Data Definition Language (DDL): A set of SQL commands that create and define objects in a database, storing their definitions in a data dictionary. An example DDL command is the CREATE TABLE command. DDL allows the user to create, drop, and alter a database object, and to grant and revoke privileg ...
Chapter 1 slides
... A web browser on a client sends a request to a web server. The web server processes the request. The web server passes any data requests to the database server. The database server returns results to web server. The web server returns a response to the browser. ...
... A web browser on a client sends a request to a web server. The web server processes the request. The web server passes any data requests to the database server. The database server returns results to web server. The web server returns a response to the browser. ...
Database Deployment scenarios and performance on SSD arrays
... data, the execution times for curation activities can stretch into weeks at a time. To address this issue, there are two main approaches: ...
... data, the execution times for curation activities can stretch into weeks at a time. To address this issue, there are two main approaches: ...
Appendix G - Getting Started with Microsoft Visio
... Visio 2010 drawing for use when building the data model and database design. There are now three versions of the file: – The original WPC-Database-Model-Tables.vsd file— This file is our basic working file with only the tables in it. – The WPC-Database-Design.vsd file—This file will be used for our ...
... Visio 2010 drawing for use when building the data model and database design. There are now three versions of the file: – The original WPC-Database-Model-Tables.vsd file— This file is our basic working file with only the tables in it. – The WPC-Database-Design.vsd file—This file will be used for our ...
ch08 - kuroski.net
... History Auditing Model Implementation Using Oracle (continued) • Steps: – Use any user other than SYSTEM or SYS; with privileges to create tables, sequences, and triggers – Create history table – Create the trigger to track changes and record all the values of the columns – Test your implementation ...
... History Auditing Model Implementation Using Oracle (continued) • Steps: – Use any user other than SYSTEM or SYS; with privileges to create tables, sequences, and triggers – Create history table – Create the trigger to track changes and record all the values of the columns – Test your implementation ...
Backup & Recovery with RMAN
... suits given database best • There are also Oracle recommended backup strategies: – Incremental backup strategy: level 0 backups + level 1 backups (cumulative and/or differential) and archivelog backups inbetween. – Incrementally updated database copy: 1 backup as copy of the whole database + increme ...
... suits given database best • There are also Oracle recommended backup strategies: – Incremental backup strategy: level 0 backups + level 1 backups (cumulative and/or differential) and archivelog backups inbetween. – Incrementally updated database copy: 1 backup as copy of the whole database + increme ...
Backup & Recovery with RMAN - Indico
... suits given database best • There are also Oracle recommended backup strategies: – Incremental backup strategy: level 0 backups + level 1 backups (cumulative and/or differential) and archivelog backups inbetween. – Incrementally updated database copy: 1 backup as copy of the whole database + increme ...
... suits given database best • There are also Oracle recommended backup strategies: – Incremental backup strategy: level 0 backups + level 1 backups (cumulative and/or differential) and archivelog backups inbetween. – Incrementally updated database copy: 1 backup as copy of the whole database + increme ...
Dell XC630 web-scale hyperconverged appliance
... computing approach that datacenter managers select—traditional, integrated, or hyperconverged—can have a great effect on these larger planning, implementation, and management challenges. Traditional datacenters tend to separate compute and storage resources. Doing this correctly requires a bit of ov ...
... computing approach that datacenter managers select—traditional, integrated, or hyperconverged—can have a great effect on these larger planning, implementation, and management challenges. Traditional datacenters tend to separate compute and storage resources. Doing this correctly requires a bit of ov ...
cos346day19
... – Generate database application performance reports – Investigate user performance complaints – Assess need for changes in database structure or application design – Modify database structure – Evaluate and implement new DBMS features – Tune the DBMS ...
... – Generate database application performance reports – Investigate user performance complaints – Assess need for changes in database structure or application design – Modify database structure – Evaluate and implement new DBMS features – Tune the DBMS ...