Posts

Python - Read all csv files in a directory and process the data without pandas data frames.

Pandas - mean and mode calculation example

Mainframes : COBOL example with detailed use of REDEFINES Clause.

Mainframes : How Rename clause in used in COBOL.

Mainframes : How floating point values are represented in COBOL

Mainframes : COBOL Program to append records to a ESDS file.

Mainframes: COBOL program to read a VSAM file

Mainframes : JCL SORT utility cheat sheet

Mainframes - DB2 vs COBOL variable level comparison.

Mainframes - How to implement restart logic in COBOL-DB2 program.

Mainframes - How to write a record in VSAM file using COBOL.

Mainframes - Learn to run some specific steps from a JCL.

Mainframes - COBOL programming COMP/ COMP1/ COMP2/ COMP3

Mainframes - DB2 Performance tuning through locking concurrency.

Mainframe - DB2 performance tuning through query optimization

Mainframes - Usual error code in DB2 programming.

Mainframes - IBM Tools for performance tuning in DB2.

Mainframes - How to run the 2nd step alone in 3 JCL steps.