Hi,I got a scenario to write a jcl to sort the two files and write the matched and unmatched records into 2 different files using ICETOOL utility. DFSORT/ICETOOL: Hi all I want to know what exactly is ICETOOL utility & what is its function and usage:?:?. JCL Utility Programs – Learn JCL (Job Control Language) in simple and easy steps DFSORT is a powerful IBM utility used to copy, sort or merge datasets.

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Also note that in the above figure the title is being printed every page.

JCL – Utility Programs

Prints the number of records with value greater than Frequently used sort tricks using these utilities are explained in the next chapter. Note that only the column we mentioned in ON is printed in the report. Above shows the unique values in the column 5,8,ZD.

This giving us a sample records for testing. Usually used to manage VSAM datasets. It can compare two or more files on specified field s and create one or more output files like file with matching records, file with non-matching records, etc.

Using the ICETOOL utility

This will copy records from 1 to 99 and then iectool last record. Note that 1st column is occupied by the printing carriage control character. This prints the values that occur more than once. For example, a file containing names of employees can be split into 26 files, each containing the names starting with A, B, C and so on.


List indicates the output dataset. BLANK replaces all the leading zeros. Used to copy selected parts of a JCL.

icetkol The string within is also printed before the value is printed. ON indicates the column for which unique must be found. Posted by cobolbasics at Used to return control to user and terminate. In the ON clause we can specify the format in which data will be displayed.

See the Use of Edit patterns. Ashwani Sharma 24 November at Numeric fields with usage COMP Above means keep the records from input file from record numbers to This displays the count of records having field 36,2,ZD greater than Input and output datasets can be defined using user defined DD names.

ON indicates the fields to be displayed on the report. The ones that occur only 1 time are not printed. Below prints the values that occur more than times. We could any of the existing masks. Raj kumar Bhakthavachalam 4 September at That is the values that appear only once. Also cietool that both the titles are printed. Create, delete, rename, catalog, uncatalog datasets other than PDS. We can specify NOCC to override default of printing carriage control characters.

Utility programs are pre-written programs, widely used in mainframes by system programmers and application developers to achieve day-to-day requirements, organising and maintaining data.


Thanx a lot Wolfgang. Usually, this is not recommended in view of performance for large files. Is for formatting purpose.

It is usually used to create empty dataset or delete an existing dataset. It gives best utilization of system resources and efficient operation in bit and bit address spaces.

Prints the values that occur more than times. A File can be split into n files based on a specified condition.

icetool: ICETOOL examples

Numeric fields with usage COMP: These utility programs need to be used with appropriate DD statements in a JCL in order to achieve the specified functionality. Note the format is decided as follows: We can turn off that display using NOCC.

Matthew McKenzie 8 August at Only the header and trailer kept in place and rest of the data is sorted. TEXT is used to decide the text to be written before the count. All unique records will be copied to another datasets. TLEFT to print the jtility left justified. Following can be used to remove duplicates from a file and save it to another file.

A few of them are listed below with their functionality:.