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SAS PROC PLOT on Mainframe: Create Text-Based Charts in Batch Jobs

Posted on October 2, 2026October 2, 2026 by DBZtech

Have you ever wanted to quickly visualize trends in a Mainframe SAS job without exporting data to Excel or relying on SAS/GRAPH? SAS PROC PLOT on Mainframe is a powerful yet often…

COBOL RENT Compiler Option: Understanding Reentrant Programming

Posted on September 28, 2026September 27, 2026 by DBZtech

To understand the RENT compiler option, we first need to understand what a reentrant program is. A reentrant program can be safely used by multiple users or tasks at the same time…

SAS PROC SQL on Mainframe: DB2 Connectivity and SQL Pass-Through

Posted on September 24, 2026September 24, 2026 by DBZtech

PROC SQL on Mainframe SAS is one of the most powerful capabilities of PROC SQL in SAS and is used to connect directly to DB2, execute queries where the data resides, and return only the required results to SAS.

Create VSAM Dataset with IEFBR14: JCL Example

Posted on September 19, 2026September 19, 2026 by DBZtech

Can you create a VSAM dataset with IEFBR14? Yes! Most mainframe developers instinctively reach for IDCAMS when defining VSAM datasets. But you can create a VSAM dataset with IEFBR14 directly through JCL,…

4 Ways to Interact with Google Cloud

Posted on September 16, 2026September 27, 2026 by DBZtech

Whether you are performing routine maintenance, automating tasks, or deploying scalable infrastructure, Google Cloud provides four primary ways to interact with and manage your cloud environment. The mental model worth remembering is…

CI/CD Pipeline in Google Cloud

Posted on June 24, 2026July 6, 2026 by DBZtech

CI/CD Pipeline on Google Cloud: From Code Commit to Cloud Run Building and deploying applications manually can be slow and error-prone. That’s why many teams use a CI/CD pipeline on Google Cloud…

Cloud Asset Inventory and Cloud Logging

Posted on June 24, 2026June 28, 2026 by DBZtech

Google Cloud Asset Inventory Explained (With Cloud Logging Comparison) Google Cloud Asset Inventory helps organizations track, audit, and manage cloud resources across their environments. As infrastructure grows, maintaining visibility becomes increasingly difficult….

Is Direct Peering a GCP Service?

Posted on June 17, 2026June 17, 2026 by DBZtech

Short answer: No, Direct Peering is not a GCP service in the traditional sense. Instead, it is a network connectivity option that allows organizations to connect directly to Google’s network infrastructure. What…

Google Cloud DLP: The Ultimate Guide to Sensitive Data Protection in GCP

Posted on May 30, 2026June 3, 2026 by DBZtech

Google Cloud DLP (Sensitive Data Protection) Google Cloud DLP, now part of Sensitive Data Protection, is a fully managed Google Cloud service that helps organizations discover, classify, and protect sensitive data across…

Google Cloud Storage Migration: gsutil vs Storage Transfer Service vs Transfer Appliance

Posted on May 8, 2026June 3, 2026 by DBZtech

Migrating data to Google Cloud Storage (GCS) is a common step in cloud adoption projects. Whether you’re moving a few gigabytes of files or several petabytes of enterprise data, choosing the right…

GCP Object Lifecycle Management

Posted on April 30, 2026May 31, 2026 by DBZtech

Automate Cloud Storage and Reduce Costs Imagine your organization stores thousands of files in Google Cloud Storage every day—application logs, backups, images, videos, and reports. As these files grow over time, manually…

Cloud Identity Vs Cloud IAM

Posted on April 15, 2026June 3, 2026 by DBZtech

Cloud Identity vs Cloud IAM: Understanding Identity and Access Management in Google Cloud Cloud Identity and Cloud IAM are two core Google Cloud services that work together to secure your cloud environment….

COBOL Date Handling: Complete Guide with Examples

Posted on April 4, 2026May 31, 2026 by DBZtech

How to Work with Dates in COBOL Working with dates is a critical part of COBOL programming, especially in business systems handling transactions, reports, and records. This guide covers COBOL date handling…

Google Cloud Instance Groups Explained: Managed vs Unmanaged Groups

Posted on March 31, 2026May 31, 2026 by DBZtech

🔥 Imagine Managing Hundreds of VMs Without the Headache. You’re running an application that needs dozens, maybe hundreds of virtual machines. Manually starting, stopping, or updating each VM would be a nightmare….

Preemptible VM vs Spot VM: What’s the Difference in Google Cloud?

Posted on March 29, 2026May 31, 2026 by DBZtech

Imagine an application that processes thousands of log files every night. The results are important, but they are not urgent. If a job fails today, it can simply run again tomorrow. This…

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