Database - WVU CS101
... Field – is a basic entry or a data element, such as the name or a book or the telephone number. A field that uniquely identifies a record is called a Primary Key. Record – is a complete set of all of the data (fields) pertaining to one person, place, etc Table – is a collection of records, every tab ...
... Field – is a basic entry or a data element, such as the name or a book or the telephone number. A field that uniquely identifies a record is called a Primary Key. Record – is a complete set of all of the data (fields) pertaining to one person, place, etc Table – is a collection of records, every tab ...
Concurrent Control
... concurrently, the nonserial schedule is called serializable if it produces the same results as a serial schedule. ...
... concurrently, the nonserial schedule is called serializable if it produces the same results as a serial schedule. ...
A gentle Introduction to Computer Programming
... that enables users to define, create and maintain a database ...
... that enables users to define, create and maintain a database ...
Applied Database Techniques
... o Students will be able to create and modify database tables using SQL*Plus. o Students will demonstrate how to view, insert, update and delete data records using the Oracle data block form. o Students will demonstrate how to design and create a custom Oracle form. o Students will identify and/or de ...
... o Students will be able to create and modify database tables using SQL*Plus. o Students will demonstrate how to view, insert, update and delete data records using the Oracle data block form. o Students will demonstrate how to design and create a custom Oracle form. o Students will identify and/or de ...
These are just a few ways that visual data discovery helps place
... Domain Editor allows users to quickly get an overview of a database without having to write SQL. Users can see the tables and views, the number of records contained in the database, and the relationships between records. Data discovery tools make it easy to view sample data from each table in order ...
... Domain Editor allows users to quickly get an overview of a database without having to write SQL. Users can see the tables and views, the number of records contained in the database, and the relationships between records. Data discovery tools make it easy to view sample data from each table in order ...
Chapter 11
... • Includes managing DBMS processes in primary memory and structures in physical storage • DBMS performance tuning at server end focuses on setting parameters used for: – Data cache: large enough – SQL cache: same query may be submitted by many users – Sort cache – Optimizer mode ...
... • Includes managing DBMS processes in primary memory and structures in physical storage • DBMS performance tuning at server end focuses on setting parameters used for: – Data cache: large enough – SQL cache: same query may be submitted by many users – Sort cache – Optimizer mode ...
Lecture Notes - Duncan College
... By default, every statement you enter is treated as a transaction comprised of a single query. ...
... By default, every statement you enter is treated as a transaction comprised of a single query. ...
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 ...
Advanced Database Applications Fall 2001
... But, sometimes CPU performance is also important… minimize cache misses -> don’t waste CPU cycles ...
... But, sometimes CPU performance is also important… minimize cache misses -> don’t waste CPU cycles ...
Database systems
... Multiple tables related by common fields Uses controlled redundancy to create fields that provide linkage relationships between tables in the database These fields are called foreign keys – the secret to a relational database A foreign key is a field, or group of fields, in one table that is the ...
... Multiple tables related by common fields Uses controlled redundancy to create fields that provide linkage relationships between tables in the database These fields are called foreign keys – the secret to a relational database A foreign key is a field, or group of fields, in one table that is the ...
Database systems
... Multiple tables related by common fields Uses controlled redundancy to create fields that provide linkage relationships between tables in the database These fields are called foreign keys – the secret to a relational database A foreign key is a field, or group of fields, in one table that is the ...
... Multiple tables related by common fields Uses controlled redundancy to create fields that provide linkage relationships between tables in the database These fields are called foreign keys – the secret to a relational database A foreign key is a field, or group of fields, in one table that is the ...
database
... way and is established by whatever application created the file (i.e., organized the data) and typically needs to be read by the same or similar program that can interpret the this and present the data to the user on the computer screen. ...
... way and is established by whatever application created the file (i.e., organized the data) and typically needs to be read by the same or similar program that can interpret the this and present the data to the user on the computer screen. ...
CUSTOMER_CODE SMUDE DIVISION_CODE SMUDE
... Keys: The key uniquely differentiates one entity instance from all others in the entity. A key is an identifier. Primary Key: Identifier used to uniquely identify one particular instance of an entity. A primary key • Can be one or more attributes • Must be unique within the domain • Its value should ...
... Keys: The key uniquely differentiates one entity instance from all others in the entity. A key is an identifier. Primary Key: Identifier used to uniquely identify one particular instance of an entity. A primary key • Can be one or more attributes • Must be unique within the domain • Its value should ...
Testbank ch 10
... ____ 26. A unique student ID number could be used as a _________, whereas a student’s last name would not be suitable because two students might have the last name. a. Primary Key b. Sort Key c. Record Type d. Data Source ____ 27. A complete set of data for a single student that includes the followi ...
... ____ 26. A unique student ID number could be used as a _________, whereas a student’s last name would not be suitable because two students might have the last name. a. Primary Key b. Sort Key c. Record Type d. Data Source ____ 27. A complete set of data for a single student that includes the followi ...
Relational databases as a tool to manage environmental
... – Best for large highdimensional datasets; flexible distribution – Work intensive to set up & maintain ...
... – Best for large highdimensional datasets; flexible distribution – Work intensive to set up & maintain ...
View Presentation Online - Mark Gurry & Associates
... Data is pulled from source to the target using the PL/SQL stored procedures ...
... Data is pulled from source to the target using the PL/SQL stored procedures ...
Vocabulary Introductory
... A Database is a structure that can store information about multiple types of things (or entities), the characteristics (or attributes) of those entities, and the relationships among the entities. It also contains datatypes for attributes and indexes. A Database Management System (DBMS) is a software ...
... A Database is a structure that can store information about multiple types of things (or entities), the characteristics (or attributes) of those entities, and the relationships among the entities. It also contains datatypes for attributes and indexes. A Database Management System (DBMS) is a software ...
Lecture Set 14B new
... DataReader can increase application performance both by retrieving data as soon as it is available, and (by default) storing only one row at a time in memory, reducing system overhead. ...
... DataReader can increase application performance both by retrieving data as soon as it is available, and (by default) storing only one row at a time in memory, reducing system overhead. ...
Visual Database Creation with MySQL Workbench
... One subject can be taught by many teachers Each class has only one teacher One teacher can teach many classes One student can attend many classes One class has many students One class may have several hours (in a week) At one particular day and hour, there may be several classes A class is about one ...
... One subject can be taught by many teachers Each class has only one teacher One teacher can teach many classes One student can attend many classes One class has many students One class may have several hours (in a week) At one particular day and hour, there may be several classes A class is about one ...
Course Summary
... With MIS 3500 completed, you should have a solid basis for various IS-related jobs, to build on and expand in specific directions ...
... With MIS 3500 completed, you should have a solid basis for various IS-related jobs, to build on and expand in specific directions ...
Microsoft Office 2013 Microsoft Access-Intro 103-141
... Recommended Prerequisites: The Windows one-credit course or equivalent and keyboarding ability are recommended. Competencies: (Performance standards marked CRITICAL will be assigned higher point values on the final exam. ...
... Recommended Prerequisites: The Windows one-credit course or equivalent and keyboarding ability are recommended. Competencies: (Performance standards marked CRITICAL will be assigned higher point values on the final exam. ...