SAP ABAP Data Element RA_PCNT (Percentage of pages read ahead actually used)
Hierarchy
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SAP_BASIS (Software Component) SAP Basis Component
⤷
BC-DB-INF (Application Component) Informix
⤷
STUI (Package) Informix Database Monitor
SAP_BASIS (Software Component) SAP Basis Component⤷
BC-DB-INF (Application Component) Informix⤷
STUI (Package) Informix Database Monitor
Basic Data
| Data Element | RA_PCNT |
| Short Description | Percentage of pages read ahead actually used |
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 | RA_PCNT |
| Medium | 16 | RA Pages Percent |
| Long | 0 | |
| Heading | 0 |
Documentation
Definition
This value is an indicator as to how efficient the sequential scan process is on the database server. Online keeps track of both index and data scans, saving information as to how much data has been read in and how much has actually been used. This information has been combined to form an performance efficiency or READ AHEAD QUALITY number.
History
| Last changed by/on | SAP | 20041216 |
| SAP Release Created in |
