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How we constructed our box-like cluster

This year at the pgconf.eu conference, we showed a “cluster in a box” demo case. Many of you have asked how we built it, so we have provided a blog po…

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How Table Bloat Can Be Caused by a Bad Network Configuration

I recently encountered an intriguing support case that demonstrates how a problem’s root cause may occasionally be found in the most unlikely of place…

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DATA PREPARATION FOR MACHINE LEARNING

You have probably noticed that artificial intelligence and machine learning are currently popular topics. Absolutely, as it is a very significant issu…

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TABLE CHANGE: HIGH-AVAILABILITY CARED FOR

The data structure may occasionally need to be changed when an application is being used in production. Changing the number of columns, adding columns…

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INDEX SCAN VS. BITMAP SCAN VS. SEQUENTIAL SCAN FOR POSTGRESQL INDEXING (BASICS)

The topic of PostgreSQL’s index scans is frequently brought up. Because many people don’t seem to be aware of what the optimizer does when processing …

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