IDUG News & Blogs

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IDUG News Technical Content

A collection of various articles written by Raghavendra Chiyodu

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For many customers, string data dominates storage cost. Frequency-based compression is not effective for high cardinality datasets. So percentage...

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Since Db2 11.5.4 which itself laid a new foundation for how columnar inserts were handled by the columnar data engine (CDE), many new features for...

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Newly introduced in Db2 11.5.8, Logical Schema Backup and Restore utilities for columnar tables specialize in flexibility, usability, and fine grain...

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Based on our experience speaking with CTOs and IT leaders in large enterprises, we have identified the most common misconceptions about cloud data...

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Modern enterprise is global, and data comes in new unstructured and semi-structured formats that can augment machine-learning-based insights. Given...

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If you plan to prepare for Db2 13 migration and you are about to activate the very last function level of Db2 12 - V12R1M510, you need to make sure...

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DSNACICS is a useful IBM supplied procedure for Db2. What does DSNACICS do? It allows one to invoke a CICS server program.

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Solve Sudoku using SQL!!! This festive season, impress your friends and colleague with your quick Sudoku skills and some clever SQL! How? Using...

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New, Final and Old tables are features that have been around in Db2 for several versions, at least back to v9.7, but they don’t seem to get a lot...

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Several case studies on what to do when indexes are only be effective to a limited extent

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One of the oldest problems in Db2 performance was the efficient processing of pagination – when an online application needs to process an...

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