A column alias is a new heading/title for a column
... 1. What are the benefits the Oracle 10g Database Environment provides for business? Oracle's 10g database management system gives businesses the ability to coordinate and share computing, application, data, storage, or network resources across dynamic and geographically dispersed organizations and i ...
... 1. What are the benefits the Oracle 10g Database Environment provides for business? Oracle's 10g database management system gives businesses the ability to coordinate and share computing, application, data, storage, or network resources across dynamic and geographically dispersed organizations and i ...
presentation source
... Why transactions? Transactions are necessary for the purpose of concurrency control and recovery concurrency control - allowing multiple users simultaneous access recovery - allowing the database system to return the database to a reliable state after a failure. ...
... Why transactions? Transactions are necessary for the purpose of concurrency control and recovery concurrency control - allowing multiple users simultaneous access recovery - allowing the database system to return the database to a reliable state after a failure. ...
An Introduction to Java Database Connectivity (JDBC)
... II. We imported the MySQL driver earlier - now we register that as the object Java will talk to in-order to fulfill requests III. We create a connection with the database defined in the connection string ...
... II. We imported the MySQL driver earlier - now we register that as the object Java will talk to in-order to fulfill requests III. We create a connection with the database defined in the connection string ...
Introduction to ERwin
... • “Always” use Integer and Identity(1,1) for Primary Keys. Use UNIQUE constraint for other columns that needs to be unique, e.g. “RoomNumber” • Specify Required Columns (NOT NULL) – i.e., which columns that need to have data or not ...
... • “Always” use Integer and Identity(1,1) for Primary Keys. Use UNIQUE constraint for other columns that needs to be unique, e.g. “RoomNumber” • Specify Required Columns (NOT NULL) – i.e., which columns that need to have data or not ...
Mimer SQL embedded in healthcare industry equipment
... Please note that it is also possible to stop the database server by sending the SIGTERM signal to the dbserver process. Now the database server is ready to use. If following the description above, the default database is “mimdb” (which can be overridden by setting MIMER_DATABASE). Now, try to connec ...
... Please note that it is also possible to stop the database server by sending the SIGTERM signal to the dbserver process. Now the database server is ready to use. If following the description above, the default database is “mimdb” (which can be overridden by setting MIMER_DATABASE). Now, try to connec ...
CIS 8040 – Fundamentals of Database Management Systems
... Class sessions will comprise (1) lecture/discussion of certain database software concepts and features, (2) instructor demonstrations of these same database software concepts and features, and (3) student lab sessions working with these same database software concepts and features. The purpose of th ...
... Class sessions will comprise (1) lecture/discussion of certain database software concepts and features, (2) instructor demonstrations of these same database software concepts and features, and (3) student lab sessions working with these same database software concepts and features. The purpose of th ...
SQL Based Association Rule Mining using Commercial RDBMS
... One method of data mining is finding association rule [1]. Basket data analysis is typical of this method. There are some approaches proposed to mine association rules, [1,2,6,9] some of them are based on relational database standard SQL [3,7,8]. But this kind of mining is known as CPU power demandi ...
... One method of data mining is finding association rule [1]. Basket data analysis is typical of this method. There are some approaches proposed to mine association rules, [1,2,6,9] some of them are based on relational database standard SQL [3,7,8]. But this kind of mining is known as CPU power demandi ...
Database Introduction - YSU Computer Science & Information Systems
... • Joins supported – fields from two or more files • Only redundancy is in linking (foreign) fields • Updates should result in few if any errors ...
... • Joins supported – fields from two or more files • Only redundancy is in linking (foreign) fields • Updates should result in few if any errors ...
Having PHP get data from a MySQL database
... training session from an XML file. Now we would like to get the information out of the MySQL database. • PHP must connect to the database, perform a SQL select statement of the appropriate table or tables and then parse the query result and display the information. ...
... training session from an XML file. Now we would like to get the information out of the MySQL database. • PHP must connect to the database, perform a SQL select statement of the appropriate table or tables and then parse the query result and display the information. ...
SQL Server 2000
... The Microsoft Distributed Transaction Coordinator (MS DTC) is a transaction manager that allows client applications to include several different sources of data in one transaction. MS DTC coordinates committing the distributed transaction across all the servers enlisted in the transaction. ...
... The Microsoft Distributed Transaction Coordinator (MS DTC) is a transaction manager that allows client applications to include several different sources of data in one transaction. MS DTC coordinates committing the distributed transaction across all the servers enlisted in the transaction. ...
File
... 7. Give an example of a relation schema R and a set of dependencies such that R is in 3NF, but is not in BCNF.[5] 8. How does the concept of an object in the object-oriented model differ from the concept of an entity in the entity-relationship model?[4] 9. Explain 1NF,2NF,3NF,BCNF.[8] 10. Explain Va ...
... 7. Give an example of a relation schema R and a set of dependencies such that R is in 3NF, but is not in BCNF.[5] 8. How does the concept of an object in the object-oriented model differ from the concept of an entity in the entity-relationship model?[4] 9. Explain 1NF,2NF,3NF,BCNF.[8] 10. Explain Va ...
SQL and Java
... • JDBC is a Java API for database connectivity • It is not the same as ODBC but implements a similar specification • JDBC enables programmers to write java applications that • Connect to a database • Send queries and update statements to the database • Retrieve and process the results received from ...
... • JDBC is a Java API for database connectivity • It is not the same as ODBC but implements a similar specification • JDBC enables programmers to write java applications that • Connect to a database • Send queries and update statements to the database • Retrieve and process the results received from ...
SQL and Java In this Lecture SQL and Other Languages JDBC
... • JDBC is a Java API for database connectivity • It is not the same as ODBC but implements a similar specification • JDBC enables programmers to write java applications that • Connect to a database • Send queries and update statements to the database • Retrieve and process the results received from ...
... • JDBC is a Java API for database connectivity • It is not the same as ODBC but implements a similar specification • JDBC enables programmers to write java applications that • Connect to a database • Send queries and update statements to the database • Retrieve and process the results received from ...
Advanced Querying
... • E.g. persistent programming language built as a wrapper on a relational database offers first two benefits, but may have poor performance. ...
... • E.g. persistent programming language built as a wrapper on a relational database offers first two benefits, but may have poor performance. ...
SQL Server 2005 Mobile Edition: The Evolution Of SQL Server CE
... Storage engine re-written to further optimize for mobile applications Multi-User support Row level locking data Page level locking index Lock Escalation ...
... Storage engine re-written to further optimize for mobile applications Multi-User support Row level locking data Page level locking index Lock Escalation ...
MS 2780: Maintaining a Microsoft SQL Server 2005 Database
... • Monitoring SQL Server Performance. • Tracing SQL Server Activity. • Implementing DDL Trigger. ...
... • Monitoring SQL Server Performance. • Tracing SQL Server Activity. • Implementing DDL Trigger. ...
Sql_Server_Architecture_for_World_Domination
... – AlwaysOn, Database mirroring, log shipping, replication, data loading tools ...
... – AlwaysOn, Database mirroring, log shipping, replication, data loading tools ...
Web Publishing using PL/SQL and Java
... N tier architecture, for Java applications, place the Java logic in EJB PL/SQL dependencies make calls to PL/SQL stored procedures from Java ...
... N tier architecture, for Java applications, place the Java logic in EJB PL/SQL dependencies make calls to PL/SQL stored procedures from Java ...
host language
... Embedded SQL is a standard for combining SQL with seven languages. CLI (Call-Level Interface ) is a different approach to connecting C to an SQL ...
... Embedded SQL is a standard for combining SQL with seven languages. CLI (Call-Level Interface ) is a different approach to connecting C to an SQL ...
BCS Higher Education Qualifications Diploma in IT
... Data management and application development techniques (e.g. Forms generators and programming tools). Programming environments applicable to a recognised DBMS Comparison of a data-centred approach with file-based approach. Data integrity and quality control. Transaction processing. Logical and physi ...
... Data management and application development techniques (e.g. Forms generators and programming tools). Programming environments applicable to a recognised DBMS Comparison of a data-centred approach with file-based approach. Data integrity and quality control. Transaction processing. Logical and physi ...