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Data Modernization · Shell to Python

Unix Shell With Sybase SQL To Python With Oracle SQL

Migrate legacy Unix KSH batch scripts with embedded Sybase SQL to cloud-ready Python with Oracle SQL — powered by a GenAI agentic pipeline with human-in-the-loop review gates, ensuring business logic fidelity and accurate SQL translation.

6,000+
Person years of migration
2,000+
Successful migrations
550+
Modernization resources
3 Decades
Of enterprise leadership
Modernization Overview

Migrate from Unix KSH — cloud-ready, accurate, and maintainable

Legacy Unix KSH batch environments with embedded Sybase SQL present a growing modernization risk: rising maintenance burden, limited cloud compatibility, and a shrinking talent pool. Kumaran’s AI-powered migration practice converts these scripts to clean, modular Python with Oracle SQL — preserving 100% of business logic while adopting modern engineering standards.

Migration Process

Our Unix Shell to Python conversion process

A structured, AI-led framework that converts legacy KSH scripts and Sybase SQL to production-ready Python with Oracle SQL — faster and with greater accuracy than manual rewrites.

01
Step 01 / Of 06

Script & SQL Discovery

We inventory all Unix KSH scripts, extract embedded Sybase SQL statements, map inter-script dependencies, and assess complexity to scope the full conversion effort.

Built-in Output Equivalence

Throughout the process, converted Python jobs run in parallel with legacy KSH scripts. Output comparison gates ensure functional equivalence before any production cutover.

Why Kumaran

Your strategic Unix Shell to Python modernization partner

Kumaran combines enterprise engineering depth, AI-powered conversion, and human-in-the-loop validation to help organizations migrate legacy KSH environments to cloud-ready Python faster, safer, and with full business logic fidelity.

We deliver more than code conversion — we preserve business logic, validate SQL translation, and produce clean, modular Python your team can own long-term. Our GenAI agentic pipeline accelerates the conversion while human-in-the-loop review gates guarantee accuracy, backed by 3 decades of enterprise delivery across regulated industries.

Trusted by Enterprises. Proven by Delivery.
6,000+
Person Years of Migration Experience
2,000+
Successful Migration Engagements
3 Decades
Of Enterprise Technology Leadership
550+
Resources Across Technologies
10+ Yrs
Avg. Client Engagement Duration
Global
Scalable Delivery Across Regions
“
Why It Matters

Many providers can rewrite shell scripts. Few can preserve embedded SQL logic, validate output equivalence, and deliver cloud-ready modules your team can maintain for years. Kumaran delivers all three in one structured migration framework.

FAQs

Frequently asked questions

Everything you need to know about migrating Unix KSH scripts with Sybase SQL to Python with Oracle SQL.

Kumaran follows a structured process: script discovery and complexity assessment, AI-powered KSH-to-Python conversion, Sybase-to-Oracle SQL translation, human-in-the-loop validation, modular code structuring, output equivalence testing, and cloud-ready deployment.
Our AI conversion pipeline maps Sybase-specific SQL syntax, functions, and stored procedure patterns to Oracle SQL equivalents. Human reviewers validate each translation, catching edge cases and dialect differences that automated tools alone would miss.
Yes. Business logic preservation is the primary goal. Every conversion goes through human-in-the-loop review gates before output equivalence testing, where the migrated Python job runs in parallel with the legacy KSH script and outputs are compared directly.
Converted Python follows modern best practices: reusable function modules, clear separation of concerns, proper error handling, logging, and documentation. The goal is code your team can own and extend, not a mechanical line-by-line translation.
Migrated Python jobs are designed to be cloud-agnostic. They can be deployed on Azure Databricks, AWS (Glue, Lambda, EMR), GCP (Dataflow, Composer), or on-premises orchestration systems such as Autosys or Control-M.
No. Kumaran uses a parallel-run approach where legacy KSH scripts continue operating while converted Python equivalents are built, validated, and tested. Production cutover only happens after full equivalence is confirmed.
Alliance Partnerships

Partnerships that Create Lasting Value

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Blazemeter Logo
Conformiq Logo
Metricstream Logo
Perfect
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Microsoft Logo
Blazemeter Logo
Conformiq Logo
Metricstream Logo
Perfect
Mongodb logo
Customer Stories

Outcomes our migration practice delivers for clients

Real engagements across data modernization, measured in accuracy, delivery speed, and business continuity.

Reusable QA Framework for a Global Insurer
KTAC · 70% Faster

Reusable QA Framework for a Global Insurer

Built a modular KTAC test automation framework that reduced test creation time by 70% and enabled 5× reuse across policy, claims, and billing modules — delivering consistent quality at scale.

70%Faster test creation
5×Reuse rate
Read full case study
API & Mobile Coverage at Pipeline Speed
KTAC · Native CI/CD

API & Mobile Coverage at Pipeline Speed

Integrated KTAC’s API and mobile testing into the client’s CI/CD pipeline, achieving 3× release velocity with 95% suite stability across 400+ automated test scenarios.

3×Release velocity
95%Suite stability
Read full case study
Zero-Loss Data Migration for a Tier-1 Bank
DQV · 100M+ Rows/hr

Zero-Loss Data Migration for a Tier-1 Bank

Deployed DQV to validate a high-volume data migration involving 500+ tables across core banking systems — reconciling 100M+ rows per hour with 99.99% accuracy and zero data loss.

100M+Rows validated/hr
99.99%Reconciliation accuracy
Read full case study
PII Masking & Compliance Reporting
DQV · Audit-Ready

PII Masking & Compliance Reporting

Configured DQV’s masking and synthetic data modules to ensure 100% PHI/PII coverage during testing, enabling audit-ready reporting with zero compliance exceptions across quarterly reviews.

100%PHI/PII coverage
0Compliance exceptions
Read full case study
Real-Time Productivity Visibility for Distributed Teams
eTRK · 32% Lift

Real-Time Productivity Visibility for Distributed Teams

Rolled out eTRK across 10,000+ users to provide real-time productivity tracking and team visibility — resulting in a 32% productivity lift and measurable improvements in resource utilization.

32%Productivity lift
10K+Active users
Read full case study
Ready to Modernize?

Migrate your Unix Shell scripts to Python

Talk to our data modernization experts about converting legacy KSH and Sybase SQL environments to cloud-ready Python with Oracle SQL.