What is a Database?
... A Relational database stores relationships between different data items and can be used to retrieve and store information based on those relationships. ...
... A Relational database stores relationships between different data items and can be used to retrieve and store information based on those relationships. ...
Database Applications
... Some part of the real world about which data is stored in a database. For example, student grades and transcripts at a university. ...
... Some part of the real world about which data is stored in a database. For example, student grades and transcripts at a university. ...
SQL
... • LEFT JOIN: Return all rows from the left table, even if there are no matches in the right table • RIGHT JOIN: Return all rows from the right table, even if there are no matches in the left table • FULL JOIN: Return rows when there is a match in one of the tables ...
... • LEFT JOIN: Return all rows from the left table, even if there are no matches in the right table • RIGHT JOIN: Return all rows from the right table, even if there are no matches in the left table • FULL JOIN: Return rows when there is a match in one of the tables ...
adam_resume
... Responsible for multiple production Oracle Parallel Server databases, as well as six test / development OPS databases. (IBM SP, AIX 4.x) Database sizes range from 400 Gigabytes to 2.1 Terabytes. RDBMS versions have varied from 7.3.3.6 to 8.1.5.1. Implemented backup / recovery strategy for all da ...
... Responsible for multiple production Oracle Parallel Server databases, as well as six test / development OPS databases. (IBM SP, AIX 4.x) Database sizes range from 400 Gigabytes to 2.1 Terabytes. RDBMS versions have varied from 7.3.3.6 to 8.1.5.1. Implemented backup / recovery strategy for all da ...
Messenger Project
... – If the connection to the database is not possible, the user is informed and messages are saved to hard drive. – Messages can always be stored locally and messages can be saved after a session. ...
... – If the connection to the database is not possible, the user is informed and messages are saved to hard drive. – Messages can always be stored locally and messages can be saved after a session. ...
Database Technology Learning Hours Information Sheet
... resources. tutor extra reading recommendations. Special Requirements: This is a hands-on course, hence practical use of computers is essential. Requires intensive lab work outside of class time. Intended Learning Outcomes: Assessment Criteria: Oracle SQL (Practical sessions) ...
... resources. tutor extra reading recommendations. Special Requirements: This is a hands-on course, hence practical use of computers is essential. Requires intensive lab work outside of class time. Intended Learning Outcomes: Assessment Criteria: Oracle SQL (Practical sessions) ...
Exercises: Data Definition and Data Types
... Picture – image with size up to 2 MB. (Allow nulls) Height – In meters. Real number precise up to 2 digits after floating point. (Allow nulls) Weight – In kilograms. Real number precise up to 2 digits after floating point. (Allow nulls) Gender – Possible states are m or f. (Not null) ...
... Picture – image with size up to 2 MB. (Allow nulls) Height – In meters. Real number precise up to 2 digits after floating point. (Allow nulls) Weight – In kilograms. Real number precise up to 2 digits after floating point. (Allow nulls) Gender – Possible states are m or f. (Not null) ...
MS SQL Server
... machines that are been un allocated, I can go for full outer join. Query is like this: Select Ename, ManufacturerName from Employee e full outer join Machine m on e.Mid = m.Mid This yields a result ...
... machines that are been un allocated, I can go for full outer join. Query is like this: Select Ename, ManufacturerName from Employee e full outer join Machine m on e.Mid = m.Mid This yields a result ...
Automating ArcSDE Geodatabase Maintenance
... MCCOG provides GIS and Planning support to Madison County Approximately 130,000 in population Approximately 86,000 land parcels Approximately 450 sqaure miles County/Community in transition Largest City: Anderson ...
... MCCOG provides GIS and Planning support to Madison County Approximately 130,000 in population Approximately 86,000 land parcels Approximately 450 sqaure miles County/Community in transition Largest City: Anderson ...
csis115Lecture18
... • Cascade update if PK can change • Cascade delete on weak tables and tables created to establish M:N relationship • ActorName one field • Name fields should be required • Index all FKs ...
... • Cascade update if PK can change • Cascade delete on weak tables and tables created to establish M:N relationship • ActorName one field • Name fields should be required • Index all FKs ...
Backup and Recovery Sruthi Nagulavancha CIS 764 Nov
... There are basically three types of Physical backup techniques used in oracle: ...
... There are basically three types of Physical backup techniques used in oracle: ...
Database Systems
... Each row entry is either a simple value or empty ("null") Rows are sets of values for the columns (attribute values) Primary key: a set of columns that uniquely identifies each row Each row must be unique given the primary key (no duplicates) Rows are referenced by the primary key Row order cannot b ...
... Each row entry is either a simple value or empty ("null") Rows are sets of values for the columns (attribute values) Primary key: a set of columns that uniquely identifies each row Each row must be unique given the primary key (no duplicates) Rows are referenced by the primary key Row order cannot b ...
CS211 Lecture: Java Database Connectivity (JDBC) revised 11/9
... B. The notion of a connection is fundamental. A connection is an object that implements the interface java.sql.Connection. It is created when the connection to the database is established. Usually a program does all of its accesses to the database through a single object. (An exception would be if t ...
... B. The notion of a connection is fundamental. A connection is an object that implements the interface java.sql.Connection. It is created when the connection to the database is established. Usually a program does all of its accesses to the database through a single object. (An exception would be if t ...
Using the diagram shown – fig 1, give a brief description of web
... c. Write the syntax of the command used to grant a user full access to a database. d. If a user has access to only one database, in which table will they be listed? 7. Software Installation a. Give a brief description of the process of installing MySQL, Apache and PHP4 having downloaded the appropri ...
... c. Write the syntax of the command used to grant a user full access to a database. d. If a user has access to only one database, in which table will they be listed? 7. Software Installation a. Give a brief description of the process of installing MySQL, Apache and PHP4 having downloaded the appropri ...
Multi-user DB lecture
... Database change log - contains beforeand after-images of records that have been changed Security log - sometimes maintained to alert the database administrator of security violations (attempted or successful) ...
... Database change log - contains beforeand after-images of records that have been changed Security log - sometimes maintained to alert the database administrator of security violations (attempted or successful) ...
A Tutorial on SQL Server 2005 CMPT 354 Fall 2007
... Install and configure SQL Server 2005 Plan and create databases Back up the databases Restore the databases when necessary Set up and manage users for SQL Server Manage security for new users and existing users Import and export data Set up and manage tasks, alerts, and operators Manage the replicat ...
... Install and configure SQL Server 2005 Plan and create databases Back up the databases Restore the databases when necessary Set up and manage users for SQL Server Manage security for new users and existing users Import and export data Set up and manage tasks, alerts, and operators Manage the replicat ...
Attribute Data and Relational Database
... query and analysis Join, brings together two tables based on a ...
... query and analysis Join, brings together two tables based on a ...
Public Management: Concepts and Big Questions
... Left (outer) join (first table as a reference) Right (outer) join (second as reference) ...
... Left (outer) join (first table as a reference) Right (outer) join (second as reference) ...
MicroStrategy Connectivity
... DSNs listed will list local machine DSNs and all other DSNs recorded in Metadata. In a 3 tier environment, DSN may or may not actually be a DSN on a local machine. There’s unlimited number of Database Logins that can be created, this functionality is needed for advanced administration and monitoring ...
... DSNs listed will list local machine DSNs and all other DSNs recorded in Metadata. In a 3 tier environment, DSN may or may not actually be a DSN on a local machine. There’s unlimited number of Database Logins that can be created, this functionality is needed for advanced administration and monitoring ...
No Slide Title
... Reasons to use Relational Model • Independence of the physical data storage and logical database structure. Results in users do not need to understand the underlying physical layout of the data to access data from a logical structure, such as a table • Variable and easy access to all data. Results ...
... Reasons to use Relational Model • Independence of the physical data storage and logical database structure. Results in users do not need to understand the underlying physical layout of the data to access data from a logical structure, such as a table • Variable and easy access to all data. Results ...
hi! i`m fabian myron russell
... service in line with agreed upon SLAs; achieved a 75% incident closure rate with 5% reduction in the number of incidents Led the team in supporting a set of complex database implementations including DB2 10.5 migration, Amnesty Project which is on MySQL , Combo and Regs - performed data migration an ...
... service in line with agreed upon SLAs; achieved a 75% incident closure rate with 5% reduction in the number of incidents Led the team in supporting a set of complex database implementations including DB2 10.5 migration, Amnesty Project which is on MySQL , Combo and Regs - performed data migration an ...