Chapter Four. UNIX File Processing. Lesson A. Extracting Information from Files. Objectives. Explain the UNIX approach to file processing Use basic file manipulation commands Extract characters and fields from a file using the cut command. Objectives.
UNIX File Processing
Extracting Information from Files
Create a file by: typing in all the commands,or by redirecting the cat command output to a file
Assembling Extracted Information
Type out the script and then make it executable using the chmod command.
Use the join command to create reports showing the relationship between two files
Awk uses a print formatting function from the C programming language to achieve a more professional-looking report
Awk has many features that let you manage your report output to your specification