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Delete content of sequential dataset on mainframe.

1 Comment
| Mainframes, Cobol, JCL, sort

Delete content of sequential dataset on mainframe While working with mainframes there will be times when you’d like to delete […]

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NULL in DB2 and COBOL.

4 Comments
| Cobol, IBM DB2

NULL In DB2 and COBOL SQL, unlike COBOL, supports variables that can contain null (values – the use of word […]

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Difference between DFSORT and SyncSort.

No Comments
| Mainframes, sort

Difference between DFSORT and SyncSort.   As a mainframe programmer even if one is not in to too much of […]

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Is it DFSORT or SyncSort?

1 Comment
| Mainframes, sort

Is it DFSORT or SyncSort? DFSORT is a sort product sold by IBM. SYNCSORT is a competing product sold by […]

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Find the list of programs using a DB2 table.

No Comments
| Mainframes, IBM DB2

Find the list of programs using a DB2 table. If the question of nature, how can I find the list […]

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JCL – Job Control Language.

1 Comment
| Mainframes, JCL

JCL – Job Control Language.   Job Control Language (JCL) is a scripting language used on IBM mainframe operating systems. […]

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ISAM- Indexed Sequential Access Method.

2 Comments
| Mainframes, Access Methods

ISAM (pronounced “eye sam”) stands for Indexed Sequential Access Method. It is a technique for storing and accessing data in […]

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OAM – Object Access Method

No Comments
| Access Methods, Mainframes

The Object Access Method (OAM) help to access files in the operating system (OS) via certain command line codes. Unlike […]

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BPAM – Basic Partitioned Access Method.

No Comments
| Access Methods, Mainframes

In IBM mainframe operating systems, basic partitioned access method (BPAM) is an access method for libraries with a specific structure, […]

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QSAM – Queued Sequential Access Method.

No Comments
| Access Methods, Mainframes

QSAM stands for Queued Sequential Access Method. This is an extended version of the basic sequential access method (BSAM). When […]

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