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Tune Linux Kernel Parameters For PostgreSQL Optimization

Percona

For optimum performance, a PostgreSQL database depends on the operating system parameters being defined correctly. Poorly configured OS kernel parameters can cause degradation in database server performance. Therefore, it is imperative that these parameters are configured according to the database server and its workload.

Tuning 57
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Data Redundancy With the PostgreSQL Citus Extension

Percona

Columnar storage of tables can compress data, speeding up scans and supporting fast projections, both on regular and distributed tables. Data redundancy, a database version of a RAID Pondering the case of high availability and redundancy, one replicates data by creating a replica via streaming replication. citus_columnar | 11.1-1

C++ 81
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SQL Server I/O Basics Chapter #2

SQL Server According to Bob

KB sectors run on smaller sectors   14 System and sample databases   15 Determining the formatted sector size of database   15 What sector sizes does SQL Server support? SQL Server 2005 introduces the snapshot database feature for point-in-time databases ​​ and online DBCC operations.

Servers 40