SAP ABAP Data Element RA_EFFECT (Read Ahead Effectiveness)
Hierarchy
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SAP_BASIS (Software Component) SAP Basis Component
⤷ BC-DB-INF (Application Component) Informix
⤷ STUI (Package) Informix Database Monitor
⤷ BC-DB-INF (Application Component) Informix
⤷ STUI (Package) Informix Database Monitor
Basic Data
Data Element | RA_EFFECT |
Short Description | Read Ahead Effectiveness |
Data Type
Category of Dictionary Type | D | Domain |
Type of Object Referenced | No Information | |
Domain / Name of Reference Type | STUI_PCNT | |
Data Type | DEC | Counter or amount field with comma and sign |
Length | 4 | |
Decimal Places | 1 | |
Output Length | 6 | |
Value Table |
Further Characteristics
Search Help: Name | ||
Search Help: Parameters | ||
Parameter ID | ||
Default Component name | ||
Change document | ||
No Input History | ||
Basic direction is set to LTR | ||
No BIDI Filtering |
Field Label
Length | Field Label | |
Short | 10 | RAEFFECTIV |
Medium | 20 | Read Ahead Effective |
Long | 24 | Read Ahead Effectiveness |
Heading | 0 |
Documentation
Definition
The effectiveness of the read ahead mechanism. This figure should be close to 100%. Otherwise the data buffer could be filled with data that is not used and cause buffer wait events.
History
Last changed by/on | SAP | 20041216 |
SAP Release Created in | 700 |