Komprimierungsbestimmung für Spaltenspeicher

Details

Veröffentlichungs-Nr.

EP4109289

Aktenzeichen

EP21205515

Anmeldetag

29. Oktober 2021

Veröffentlichung

28. Dezember 2022

Rechtsraum

EP

IPC

G06F16/22

Abstract

A system includes application of respective compression types to first data associated with each of a plurality of columns to generate compressed column data, determination of a first compression ratio for each of the plurality of columns based on the compressed column data, storage of the determined first compression ratios, application, for each of the plurality of columns, of the determined compression type to second data associated with the column to generate second compressed column data, determination of a second compression ratio for each of the plurality of columns based on the second compressed column data, determination of a value for each column based on the stored first compression ratio and the second compression ratio determined for the column, determination of a representative value of the determined values, and determination, based on the representative value, whether to re-determine a compression type for each of the plurality of columns.

Anmelder

Firma

SAP SE

Land

🇩🇪 Deutschland

Fachgebiete