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F23AF1: DATABASE Relational Algebra PowerPoint PPT Presentation

F23AF1: DATABASE Relational Algebra - Jenny ... Jenny Coady. 10. Example SELECT. If the original relation, Customer, contained the ... Jenny Coady. 12. Example Projection. Deletes attributes not in the ...

Jenny ... Jenny Coady. 10. Example SELECT. If the original relation, Customer, contained the ... Jenny Coady. 12. Example Projection. Deletes attributes not in the ...

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F23AF1: DATABASE File Organisation and Indexing PowerPoint PPT Presentation

F23AF1: DATABASE File Organisation and Indexing - Database relations are implemented as files of records. ... The area to be searched is halved each time, and thus the maximum search time is ...

Database relations are implemented as files of records. ... The area to be searched is halved each time, and thus the maximum search time is ...

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F23AF1: DATABASE DB Access from a Programming Language: JDBC and JAVA PowerPoint PPT Presentation

F23AF1: DATABASE DB Access from a Programming Language: JDBC and JAVA - Database Access from a Programming Language. Two Approaches ... scree.println(ename 't earns' sal 't pm'); } //Close result set. rs.close ...

Database Access from a Programming Language. Two Approaches ... scree.println(ename 't earns' sal 't pm'); } //Close result set. rs.close ...

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F23AF1: DATABASE PowerPoint PPT Presentation

F23AF1: DATABASE - Online websites, i.e. Amazon and eBay track orders and shipments using a DB. ... A DBMS is a software package designed to store and manage databases. ...

Online websites, i.e. Amazon and eBay track orders and shipments using a DB. ... A DBMS is a software package designed to store and manage databases. ...

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