Skip to main content

SQL Workshop - Removing Duplicate Rows

Let’s say that we have a heap table without keys, solely used for dumping raw data into. That data at some point is filtered and cleaned up for further use. As time passes and data accumulates, duplicate rows creep in causing all sorts of issues. So, using SQL, how do we remove the duplicates but keep the one row necessary? Read it on i-programmer
Labels:

Comments

Post a Comment

Popular posts from this blog

Ingres vs Postgres MVCC Explained With Neo4j's LLM Knowledge Graph Builder

 LLM Knowledge Graph Builder is an application designed to turn unstructured data such as pdfs, text documents, YouTube videos, and web pages, into a knowledge graph stored in Neo4j, promising much better accuracy than simple RAG (Retrieval-Augmented Generation). https://www.i-programmer.info/news/80-java/17967-ingres-vs-postgres-mvcc-explained-with-neo4js-llm-knowledge-graph-builder-.html
Post a Comment
Read more

RAG from Scratch

  The "RAG from Scratch" tutorial by Langchain coupled with the "RAG playground" are two great educational resources that will help you kickstart your journey with RAG. https://www.i-programmer.info/news/105-artificial-intelligence/17676-rag-from-scratch.html
Post a Comment
Read more

Greenplum's Cloudberry Fork Enters Apache Incubator

  Cloudberry is the open source equivalent of Greenplum. Now it is fostered by the Apache Foundation as it acquires incubating status. It all began about six months ago. Greenplum's Github repositories was archived and went dark. This meant no more free new releases or security and bug fixes for its users. Why? Because in May 2024, Tanzu made the decision to close-source the project. https://www.i-programmer.info/news/84-database/17694-greenplums-cloudberry-fork-enters-apache-incubator-.html
Post a Comment
Read more