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Huawei Gauss DB

Huawei GaussDB is an enterprise-class AI-Native distributed database that uses the massively parallel processing (MPP) architecture.

GaussDB supports both row and column-oriented storage and is capable of processing petabytes of data. GaussDB offers a cost-efficient, general-purpose computing platform to manage massive data sets and is compatible with a wide range of data warehousing systems, business intelligence (BI) systems, and decision support systems (DSS).

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Detecting indexes, tables and packages not used on DB2

By Oscar_paredes on Mon, 02/10/2020 - 19:53
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DB2, from version 9.7, allows to know easily what indexes are not being used in a Database. The query is also for tables and packages.

This is a useful tool for tuning indexes and detecting problems in their use.

After version 9.7 DB2 includes a new LASTUSED field in the SYSCAT.INDEXES, SYSCAT.TABLES and SYSCAT.PACKAGES tables.

This field indicates the date of last use of indexes, tables or packages.

For example, to query unused indexes since 1/1/2019, you could use this simple query:

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Publicaciones en la red

Databases


Apache Spark vs Apache Hadoop: Compare data science tools

One is a lightweight, focused data science utility—the other is a more robust data science platform. Apache Hadoop may be used interchangeably to refer to Apache Spark and other data science tools. Apache Spark vs. Apache Hadoop: Feature comparisonApache Spark Apache Hadoop Batch Processing Yes Yes StreamingYes No Easy to Use Yes No Caching Yes NoHead-to-head comparison: Apache Spark vs. Apache…
Read on:

https://www.techrepublic.com/article/apache-spark-vs-hadoop/


PromoFarma elige Snowflake Data Cloud para solucionar sus problemas de almacenamiento

PromoFarma decidió que tenía que explorar una nueva solución en la nube que requiriera menos mantenimiento y que pudiera escalar sin problemas con el negocio. PromoFarma opera el marketplace en España y Francia, y actúa como centro tecnológico para el grupo Zur Rose en su conjunto, implementando proyectos para otras partes del negocio. La migración a Snowflake en AWS ha liberado a los ingenieros…
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https://www.ituser.es/casos-de-exito/2022/09/promofarma-elige-snowflake…

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