On Universal Database Design
... We loaded all the data from these tables to the tables of the universal design (in the round brackets is the amount of rows): Object (767416), Relationship (1376808), and Attribute_value (4657166). Tables Object_type (8) and Attribute (63), which are at the knowledge level, were populated based on t ...
... We loaded all the data from these tables to the tables of the universal design (in the round brackets is the amount of rows): Object (767416), Relationship (1376808), and Attribute_value (4657166). Tables Object_type (8) and Attribute (63), which are at the knowledge level, were populated based on t ...
Spatial Data and Databases Presentation by Neelabh on 2/6/2017
... This file contains the Attribute information, or the descriptive characteristics of the features. ...
... This file contains the Attribute information, or the descriptive characteristics of the features. ...
The SAS System and DB2: Making the Connection
... hadn't made a keying error. As time and technology progressed, it became possible to construct your program using a terminal and a keyboard and store it somewhere inside the computer. You could store your data the same way, so more than one of your programs could read the same data. Eventually, with ...
... hadn't made a keying error. As time and technology progressed, it became possible to construct your program using a terminal and a keyboard and store it somewhere inside the computer. You could store your data the same way, so more than one of your programs could read the same data. Eventually, with ...
Triggers Writeup
... To keep track of modification of data along with the user name, the operation performed and the time when the operation was performed To prevent invalid transaction Enforces complex security authorization Database Triggers Vs Procedures Triggers do not accept parameters whereas procedures ca ...
... To keep track of modification of data along with the user name, the operation performed and the time when the operation was performed To prevent invalid transaction Enforces complex security authorization Database Triggers Vs Procedures Triggers do not accept parameters whereas procedures ca ...
SQL Server Error Messages
... sys.messages catalog view. These user-defined error messages can be used by RAISERROR. For more information, see sp_addmessage (Transact-SQL). RAISERROR can be used to generate user-defined error messages with severities from 1 through 25. RAISERROR can reference a user-defined error message stored ...
... sys.messages catalog view. These user-defined error messages can be used by RAISERROR. For more information, see sp_addmessage (Transact-SQL). RAISERROR can be used to generate user-defined error messages with severities from 1 through 25. RAISERROR can reference a user-defined error message stored ...
DBA625 Covered so far
... 1. ALTER DATABASE DROP LOGFILE {GROUP n | MEMBER 'path'}and then 2. OS removal with rm command Undo Data is a COPY of original, pre-modified data (by DML statements) captured for EVERY transaction It supports 4 different things: 1) ROLLBACK (Undo) operations by developers and users 2) Read Consisten ...
... 1. ALTER DATABASE DROP LOGFILE {GROUP n | MEMBER 'path'}and then 2. OS removal with rm command Undo Data is a COPY of original, pre-modified data (by DML statements) captured for EVERY transaction It supports 4 different things: 1) ROLLBACK (Undo) operations by developers and users 2) Read Consisten ...
slides - CIS @ Temple University
... A1, A2, …, An are attributes R = (A1, A2, …, An ) is a relation schema ...
... A1, A2, …, An are attributes R = (A1, A2, …, An ) is a relation schema ...
Performance?
... Binds a predicate function to a particular table, applying it for all queries Two types: filter predicates and blocking predicates (coming soon) ...
... Binds a predicate function to a particular table, applying it for all queries Two types: filter predicates and blocking predicates (coming soon) ...
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Oracle Server Architecture
... The size of the Redolog buffer is determined by the initialization parameter LOG_BUFFER There are two optional components in Oracle’s SGA. They are 1. Java Pool : Used to store Java Code. 2. Large Pool : Used to store large memory structures not Directly related to SQL statements processing, Such as ...
... The size of the Redolog buffer is determined by the initialization parameter LOG_BUFFER There are two optional components in Oracle’s SGA. They are 1. Java Pool : Used to store Java Code. 2. Large Pool : Used to store large memory structures not Directly related to SQL statements processing, Such as ...
Romancing Your Data: The Getting-to-Know-You Phase
... the database ‘metadata’. Just to be clear, the definition of ‘metadata’ is ‘data about data.’ To illuminate the ‘data about data’ concept, consider what happens when you take a picture on a digital camera. The image is stored in a compression format such as a JPEG (Joint Photographic Experts Group). ...
... the database ‘metadata’. Just to be clear, the definition of ‘metadata’ is ‘data about data.’ To illuminate the ‘data about data’ concept, consider what happens when you take a picture on a digital camera. The image is stored in a compression format such as a JPEG (Joint Photographic Experts Group). ...
ppt
... the relational algebra. The chapter also provides a brief introduction to integrity constraints. ...
... the relational algebra. The chapter also provides a brief introduction to integrity constraints. ...
Databases and Enterprise Java Beans
... • Committed with commit call • What if you have several data sources? • Or what if you get an unhandled exception in the Java ...
... • Committed with commit call • What if you have several data sources? • Or what if you get an unhandled exception in the Java ...
ALGRES: An Extended Relational Database - CEUR
... theoretical studies have been done on the nested relational model. The basic approach is to extend the results of relational theory to the nested model. Recently the nested relational model has been extended and modified to capture a few characteristics not covered by the original model. In particul ...
... theoretical studies have been done on the nested relational model. The basic approach is to extend the results of relational theory to the nested model. Recently the nested relational model has been extended and modified to capture a few characteristics not covered by the original model. In particul ...
NNM Data Warehouse and Remote Database Connectivity
... NNM Data Warehouse and Remote Database Connectivity The default configuration of NNM’s data warehouse to an external database assumes a database installed on the same machine as NNM. While this configuration is often adequate, there are circumstances that would make the separation of the NNM applica ...
... NNM Data Warehouse and Remote Database Connectivity The default configuration of NNM’s data warehouse to an external database assumes a database installed on the same machine as NNM. While this configuration is often adequate, there are circumstances that would make the separation of the NNM applica ...
SPC270: Microsoft Virtualization Best Practices for SharePoint
... in the virtual layer • Support the use of multiple redundant paths using Microsoft Multipath IO (MPIO) or MCS (multiple connections per session) from within the VM ...
... in the virtual layer • Support the use of multiple redundant paths using Microsoft Multipath IO (MPIO) or MCS (multiple connections per session) from within the VM ...
vdb_formatted2 - USF Computer Science
... sample row in the visual table, and specify that WebSheets automatically generate a database table. Thus, without knowing anything about database tables or columns, a user can create a dynamic web page with persistent data. After the mapping step, the development-time visual table represents both a ...
... sample row in the visual table, and specify that WebSheets automatically generate a database table. Thus, without knowing anything about database tables or columns, a user can create a dynamic web page with persistent data. After the mapping step, the development-time visual table represents both a ...
PowerPoint 10
... CASCADE: A foreign key with a cascade delete means that if a record in the parent table is deleted, then the corresponding records in the child table will automatically be deleted. RESTRICT: A row in the referenced table cannot be updated or deleted if dependent rows still exist. In that case, no da ...
... CASCADE: A foreign key with a cascade delete means that if a record in the parent table is deleted, then the corresponding records in the child table will automatically be deleted. RESTRICT: A row in the referenced table cannot be updated or deleted if dependent rows still exist. In that case, no da ...
Database
... of XML documents. You can use XQuery expressions such as element and attribute constructors to express the structure of the result document. With transformation powers that rival XSLT, XQuery goes where no query language has gone before because it not only provides query results, but can also prepar ...
... of XML documents. You can use XQuery expressions such as element and attribute constructors to express the structure of the result document. With transformation powers that rival XSLT, XQuery goes where no query language has gone before because it not only provides query results, but can also prepar ...
Oracle Application Express (Web Application Development)
... product direction. It is intended for information purposes only, and may not be incorporated into any contract. It is not a commitment to deliver any material, code, or functionality, and should not be relied upon in making purchasing decisions. The development, release, and timing of any features o ...
... product direction. It is intended for information purposes only, and may not be incorporated into any contract. It is not a commitment to deliver any material, code, or functionality, and should not be relied upon in making purchasing decisions. The development, release, and timing of any features o ...
Using XAMPP for SQL and PHP
... NOTE1: When using cmd - to copy: Right-click > choose Mark, highlight and tap [Enter] NOTE2: It is easier to create in Notepad and copy into the command line, using right-click to Paste C:\xampp\mysql\bin>mysql -u root -p (-p is optional - for a password) Enter password: Welcome to the MySQL monitor ...
... NOTE1: When using cmd - to copy: Right-click > choose Mark, highlight and tap [Enter] NOTE2: It is easier to create in Notepad and copy into the command line, using right-click to Paste C:\xampp\mysql\bin>mysql -u root -p (-p is optional - for a password) Enter password: Welcome to the MySQL monitor ...