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Explain retrieval in QBE? Retrieval in QBE : A "GUI" for expressing queries. Based on the Domain Relational Calculus (DRC) Actually invented before GUIs. Very co
Which two files are used during operation of the DBMS? Data dictionary and transaction log are two files used during operation of the DBMS.
how can apply joins on table
Express the ways provided by MySQL for Pattern Matching? MySQL provides two kinds of pattern matching. 1) One is based on SQL patterns 2) Regular expressions.
Consider the following relations: BRANCH( bno, street, area, city, pcode, Tel_no, Fax_no) STAFF( Sno, Fname, Lname, address, position , salary, bno) Express the subsequent qu
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4. Describe three ways to handle missing field values
assume we have the following apllicationthat model sccer team the games they play and the players inv each teamin the design we want to capture
how to prepare a data dictionary for online examination system for certified courses?
What are stand-alone procedures? Procedures that are not part of a package are called as stand-alone because they independently defined. A good example of a stand-alone procedu
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