SAP ABAP Data Element DB2CRPRERA (Reprepare Ratio)
Hierarchy
☛
SAP_BASIS (Software Component) SAP Basis Component
⤷
BC-DB-DB2 (Application Component) DB2 for z/OS
⤷
STU3 (Package) Development Class for Database Monitor
SAP_BASIS (Software Component) SAP Basis Component⤷
BC-DB-DB2 (Application Component) DB2 for z/OS⤷
STU3 (Package) Development Class for Database Monitor
Basic Data
| Data Element | DB2CRPRERA |
| Short Description | Reprepare Ratio |
Data Type
| Category of Dictionary Type | D | Domain |
| Type of Object Referenced | No Information | |
| Domain / Name of Reference Type | DB2DEC5_2 | |
| Data Type | DEC | Counter or amount field with comma and sign |
| Length | 5 | |
| Decimal Places | 2 | |
| Output Length | 7 | |
| 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 | 0 | |
| Medium | 15 | Reprepare ratio |
| Long | 20 | Reprepare ratio |
| Heading | 0 |
Documentation
Definition
The reprepare ratio is defined as
100 * QXSTIPRP / QXSTDEXP
where:
QXSTIPRP:
The number of times that DB2 did an implicit prepare for a statement bound with KEEPDYNAMIC(YES) because the prepared statement cache did not contain a valid copy of the prepared statement.
QXSTDEXP:
The number of times that DB2 discarded a prepared statement from the prepared statement cache because the number of prepared statements in the cache exceeded the value of the subsystem parameter MAXKEEPD.
History
| Last changed by/on | SAP | 20070813 |
| SAP Release Created in | 710 |
