On successful completion of this course, the student, with the aid of the appropriate reference materials, should be able to:
- Write JCL and DFSORT control statements to sort, copy, and merge records in the following kinds of files as input, and to produce these kinds of files as output:
- Sequential data sets
- VSAM data sets
- Members of PDS or PDSE
- Files in the Hierarchical File System (HFS)
- Create symbolic name files to use in DFSORT and ICETOOL control statements
- Write JCL and DFSORT and ICETOOL control statements that enable you to perform these tasks with no need to write code in a programming language:
- Work with subsets of files (filter / extract out records)
- Build new records, reformat existing records, even recognizing and handling different record layouts in the same file, including:
- adding, removing, and reordering fields
- converting data type of fields, and editing content
- doing arithmetic calculations, inserting sequence numbers
- replace values using lookup pairs in specific locations
- replace values in any location
- Extract fixed length values from variable length fields (parse)
- Output multiple files in a single pass, including XML, HTML, and reports with up to three levels of control breaks
- Working with dates and times in a wide variety of formats, including SMF, TOD, and ETOD, and working with dates with two digit years
- Convert between fixed length record files and variable length record files
- Join records from two files and process the resulting file set
- Use locales for sorting and copying, and work with ASCII files
- Combine fields from two or more files into records in a single file.
© Copyright 2012, Steve Comstock, www.TrainersFriend.com
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