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What is the difference between a Physical File & a Logical?
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Answer Posted / satyendra prajapati
In physical file it takes memory because it contain actual record.logical file not contain memory because it does not contain data its views of the data stored in physical file.
physical file have only one data format.logical file have more than one record format.physical file may exist SSD(secondary storage).Logical file does not exist SSD.
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records can be read/update/deleted with which file?
Hi,Can any body give the code for the below mentioned quetion.?Im trying to get coding in with easily inderstanding.Plese give me the coding for this? 1.How would you achieve this requirement with out using RPG/RPGLE pgm,but by using only CL?Read a database file and display file contents on the screen when enter key pressed the next record should be displayed on screen.When the last record is reached or when F3 key is pressed the program should exit if the file is empty,a message should be displayed indicate that there are no records to display. Database file Name=EMPDBF Fields in EMPDBF to be displayed on screen Employee Number- EMPNUM(5,0) Employee Name- EMPNAM(30,A) Employee Address-EMP ADDR(50 A)
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