Slides
... • Database (DB): a collection of information that exists over a long period of time. • Database Management System (DBMS): a complex software for handling • Large data efficiently and safely. ...
... • Database (DB): a collection of information that exists over a long period of time. • Database Management System (DBMS): a complex software for handling • Large data efficiently and safely. ...
Access1 Slides
... Collection of related data arranged into related tables of rows & columns Tables are typically interconnected through the data Most powerful when data is more complicated ...
... Collection of related data arranged into related tables of rows & columns Tables are typically interconnected through the data Most powerful when data is more complicated ...
Project Case 6
... Hospital conceptual database of Chapter 3. However, you did so not fully understanding the physical database design choice you might have available to you in Oracle (or whatever DBMS you are using for this project. Reconsider your previous CREATE TABLE commands in answering the following questions: ...
... Hospital conceptual database of Chapter 3. However, you did so not fully understanding the physical database design choice you might have available to you in Oracle (or whatever DBMS you are using for this project. Reconsider your previous CREATE TABLE commands in answering the following questions: ...
PowerPoint overview (part a)
... Steps 1-3 are typically done once by an administrator. 1. Database daemon must be running. 2. A database must be created (using a GUI or by issuing an administrative command from within a program). 3. User/Password permissions must be set for the database. Steps 4-5 can be performed repetitively by ...
... Steps 1-3 are typically done once by an administrator. 1. Database daemon must be running. 2. A database must be created (using a GUI or by issuing an administrative command from within a program). 3. User/Password permissions must be set for the database. Steps 4-5 can be performed repetitively by ...
DbSchema Tutorial with Introduction in SQL Databases
... The foreign key requires the referring table (employees) and referred table (customers) plus the columns for each of them. We can set an action to be taken if a customer is deleted. No action means nothing will be done. If we will try to drop a customer which has employees we will get back an error ...
... The foreign key requires the referring table (employees) and referred table (customers) plus the columns for each of them. We can set an action to be taken if a customer is deleted. No action means nothing will be done. If we will try to drop a customer which has employees we will get back an error ...
Berkeley Broadcasting Company
... Electronic Forms – for data entry into database. Update Query – to update information on customer. Query/Form – to retrieve important information for analysis ...
... Electronic Forms – for data entry into database. Update Query – to update information on customer. Query/Form – to retrieve important information for analysis ...
MS-Access(Basics)
... values uniquely identify each record in a table • When you include the primary key from one table as a field in a second table to form a relationship between the two tables, it is called a foreign key in the second table New Perspectives on Microsoft Office 2007: Windows Vista Edition ...
... values uniquely identify each record in a table • When you include the primary key from one table as a field in a second table to form a relationship between the two tables, it is called a foreign key in the second table New Perspectives on Microsoft Office 2007: Windows Vista Edition ...
Spreadsheet vs Database
... The parts of a database • Do you remember: – Columns? – Rows? – Cells? ...
... The parts of a database • Do you remember: – Columns? – Rows? – Cells? ...
Concurrent Control
... • Locking is the most widely used approach to ensure serializability of concurrent transactions. • Shared lock: read only access • Exclusive lock: for both read and write access. ...
... • Locking is the most widely used approach to ensure serializability of concurrent transactions. • Shared lock: read only access • Exclusive lock: for both read and write access. ...
CMP 206: Principles of Database Management System
... triggers, foreign key relational algebra, relational calculus, domain and tuple calculus, SQL data definition queries and updates in SQL. UNIT3: Normalization in Design of Databases: Functional dependencies, normal forms, first, second and third functional personal normal forms. BCNF, multi-valued d ...
... triggers, foreign key relational algebra, relational calculus, domain and tuple calculus, SQL data definition queries and updates in SQL. UNIT3: Normalization in Design of Databases: Functional dependencies, normal forms, first, second and third functional personal normal forms. BCNF, multi-valued d ...
About AutoLookup queries that automatically fill in data (MDB)
... primary key automatically defines the field as unique.). A unique index means that the field is a primary key (primary key: One or more fields (columns) whose values uniquely identify each record in a table. A primary key cannot allow Null values and must always have a unique index. A primary key is ...
... primary key automatically defines the field as unique.). A unique index means that the field is a primary key (primary key: One or more fields (columns) whose values uniquely identify each record in a table. A primary key cannot allow Null values and must always have a unique index. A primary key is ...
Lecture 3
... • Relation is a table of n columns and m rows., Referred to as: m x n • rows define CARDINALITY (m), cols define DEGREE (n) • relations are represented as: • relation (attribute names..) • ex; • STUDENT (student name, student ss#, student address, GPA) ...
... • Relation is a table of n columns and m rows., Referred to as: m x n • rows define CARDINALITY (m), cols define DEGREE (n) • relations are represented as: • relation (attribute names..) • ex; • STUDENT (student name, student ss#, student address, GPA) ...
Lecture 3
... • Relation is a table of n columns and m rows., Referred to as: m x n • rows define CARDINALITY (m), cols define DEGREE (n) • relations are represented as: • relation (attribute names..) • ex; • STUDENT (student name, student ss#, student address, GPA) ...
... • Relation is a table of n columns and m rows., Referred to as: m x n • rows define CARDINALITY (m), cols define DEGREE (n) • relations are represented as: • relation (attribute names..) • ex; • STUDENT (student name, student ss#, student address, GPA) ...
Data Connections
... NOTE: For MS-Query, it is advised to develop queries within the database rather than attempting to develop them using the MS-Query builder. The only caveats are do not use MS-Access-specific functions like NZ(), user defined functions or prompt for a parameter at run time. Click on the ADD button an ...
... NOTE: For MS-Query, it is advised to develop queries within the database rather than attempting to develop them using the MS-Query builder. The only caveats are do not use MS-Access-specific functions like NZ(), user defined functions or prompt for a parameter at run time. Click on the ADD button an ...
Download, Installation and Usage
... data directly from local or remote database tables, views and by custom query into Microsoft Excel or OpenOffice Spreadsheet. This module demonstrates the powerful spreadsheet building feature provided by Aspose.Cells. This initial version of the module is enriched with the following cool features t ...
... data directly from local or remote database tables, views and by custom query into Microsoft Excel or OpenOffice Spreadsheet. This module demonstrates the powerful spreadsheet building feature provided by Aspose.Cells. This initial version of the module is enriched with the following cool features t ...
Technical Report II
... The advantage of small locking granules (fields or records) (when data are memory resident) ,is removed, Very large lock granules (e.g., relations) are most appropriate (up to the entire database) for memory resident data. ...
... The advantage of small locking granules (fields or records) (when data are memory resident) ,is removed, Very large lock granules (e.g., relations) are most appropriate (up to the entire database) for memory resident data. ...
Connolly chap2
... Candidate key selected to identify records uniquely within table. Candidate keys that are not selected to be primary key. ...
... Candidate key selected to identify records uniquely within table. Candidate keys that are not selected to be primary key. ...
JEOPARDY
... This is the name of the toolbar button that you use to export a selected table to Microsoft Word or Excel. ...
... This is the name of the toolbar button that you use to export a selected table to Microsoft Word or Excel. ...
University of Linköping, Department of Computer Science
... players are swedish or non-swedish. The database should store information only about those matches where at least one of the players is swedish. The information to store is when the match took place, which two players took part in it, and all the chess moves in the match as well as all the pieces ca ...
... players are swedish or non-swedish. The database should store information only about those matches where at least one of the players is swedish. The information to store is when the match took place, which two players took part in it, and all the chess moves in the match as well as all the pieces ca ...