DB2QBGL SAP (Statistics Group Buffer Pool) Structure details
Description: Statistics Group Buffer Pool
Structure field list including key, data, relationships and ABAP select examples
DB2QBGL is a standard SAP Structure so does not store data like a database table does. It can be used to define the fields of other actual tables or to process "Statistics Group Buffer Pool" Information within sap ABAP programs.
This is done by declaring abap internal tables, work areas or database tables based on this Structure. These can then be used to store and process the required data appropriately.
i.e. DATA: wa_DB2QBGL TYPE DB2QBGL.
The DB2QBGL table consists of various fields, each holding specific information or linking keys about Statistics Group Buffer Pool data available in SAP. These include QBGLXD (Synchronous read (cross invalidation) - data returned), QBGLXR (Synchronous Read (Cross Invalidation) - No Data Returned), QBGLMD (Synchronous read (not found) - Data returned), QBGLMR (Synchronous Read (Not Found) - No Data Returned (Dir. Entry)).. See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .
Delivery Class:Display/Maintenance via tcode SM30: Display/Maintenance Allowed but with Restrictions
SAP enhancement categories: Cannot Be Enhanced
SAP DB2QBGL structure fields - Full list of fields found in SAP data dictionary
Field | Description | Data Element | Data Type | length (Dec) | Check table | Conversion Routine | Domain Name | MemoryID | SHLP |
QBGLGN | Group buffer pool ID | DB2BGLGN | CHAR | 8 | DB2BPNAME | ||||
QBGLXD | Synchronous read (cross invalidation) - data returned | DB2BGLXD | DEC | 19 | DB2DEC19V | ||||
QBGLXR | Synchronous Read (Cross Invalidation) - No Data Returned | DB2BGLXR | DEC | 19 | DB2DEC19V | ||||
QBGLMD | Synchronous read (not found) - Data returned | DB2BGLMD | DEC | 19 | DB2DEC19V | ||||
QBGLMR | Synchronous Read (Not Found) - No Data Returned (Dir. Entry) | DB2BGLMR | DEC | 19 | DB2DEC19V | ||||
QBGLSW | Changed pages written synchronously to GBP | DB2BGLSW | DEC | 19 | DB2DEC19V | ||||
QBGLWC | Clean pages written synchronously | DB2BGLWC | DEC | 19 | DB2DEC19V | ||||
QBGLCT | Castout class threshold | DB2BGLCT | DEC | 19 | DB2DEC19V | ||||
QBGLGT | Group buffer pool castout threshold | DB2BGLGT | DEC | 19 | DB2DEC19V | ||||
QBGLEX | Number of explicit cross-invalidations | DB2BGLEX | DEC | 19 | DB2DEC19V | ||||
QBGLAW | Changed pages written asynchronously | DB2BGLAW | DEC | 19 | DB2DEC19V | ||||
QBGLGT | Group buffer pool castout threshold | DB2BGLGT | DEC | 19 | DB2DEC19V | ||||
QBGLAC | Clean pages written asynchronously | DB2BGLAC | DEC | 19 | DB2DEC19V | ||||
QBGLAD | Asynchronous reads - data returned | DB2BGLAD | DEC | 10 | DEC_10 | ||||
QBGLAR | Asynchronous read - no data returned | DB2BGLAR | DEC | 10 | DEC_10 | ||||
QBGLRC | Pages cast out from GBP to DASD | DB2BGLRC | DEC | 19 | DB2DEC19V | ||||
QBGLAN | Asynchronous read - no data returned - no directory entry | DB2BGLAN | DEC | 10 | DEC_10 | ||||
QBGLWF | Write failed - no storage | DB2BGLWF | DEC | 19 | DB2DEC19V | ||||
QBGLEX | Number of explicit cross-invalidations | DB2BGLEX | DEC | 19 | DB2DEC19V | ||||
QBGLOS | CF requests to read storage statistics | DB2BGLOS | DEC | 19 | DB2DEC19V | ||||
QBGLAW | Changed pages written asynchronously | DB2BGLAW | DEC | 19 | DB2DEC19V | ||||
QBGLCK | GBP checkpoints triggered | DB2BGLCK | DEC | 19 | DB2DEC19V | ||||
QBGLAC | Clean pages written asynchronously | DB2BGLAC | DEC | 19 | DB2DEC19V | ||||
QBGLUN | Unlock castout | DB2BGLUN | DEC | 19 | DB2DEC19V | ||||
QBGLCC | Read castout class | DB2BGLCC | DEC | 19 | DB2DEC19V | ||||
QBGLRC | Pages cast out from GBP to DASD | DB2BGLRC | DEC | 19 | DB2DEC19V | ||||
QBGLCN | Number of times castout engine was unavailable | DB2BGLCN | DEC | 10 | DEC_10 | ||||
QBGLCS | Read castout statistics | DB2BGLCS | DEC | 19 | DB2DEC19V | ||||
QBGLDN | Delete data and directory entries in GBP | DB2BGLDN | DEC | 19 | DB2DEC19V | ||||
QBGLSU | Number of times write engine was unavailable | DB2BGLSU | DEC | 10 | DEC_10 | ||||
QBGLRD | Read directory info | DB2BGLRD | DEC | 19 | DB2DEC19V | ||||
QBGLRF | Read failed - no storage | DB2BGLRF | DEC | 10 | DEC_10 | ||||
QBGLRG | Register page | DB2BGLRG | DEC | 19 | DB2DEC19V | ||||
QBGLWF | Write failed - no storage | DB2BGLWF | DEC | 19 | DB2DEC19V | ||||
QBGLDG | Unregister page | DB2BGLDG | DEC | 19 | DB2DEC19V | ||||
QBGLOS | CF requests to read storage statistics | DB2BGLOS | DEC | 19 | DB2DEC19V | ||||
QBGLAX | Register page list request | DB2BGLAX | DEC | 19 | DB2DEC19V | ||||
QBGLCK | GBP checkpoints triggered | DB2BGLCK | DEC | 19 | DB2DEC19V | ||||
QBGLAY | Changed pages - Read after register page list | DB2BGLAY | DEC | 19 | DB2DEC19V | ||||
QBGLRB | Participation in GBP rebuild | DB2BGLRB | DEC | 10 | DEC_10 | ||||
QBGL2F | Number of write requests to the secondary GBP that failed | DB2BGL2F | DEC | 19 | DB2DEC19V | ||||
QBGLUN | Unlock castout | DB2BGLUN | DEC | 19 | DB2DEC19V | ||||
QBGL2D | Number of requests to delete a list of pages (secondary GBP) | DB2BGL2D | DEC | 19 | DB2DEC19V | ||||
QBGLCC | Read castout class | DB2BGLCC | DEC | 19 | DB2DEC19V | ||||
QBGL2R | Number of requests to read the castout statistics (sec. GBP) | DB2BGL2R | DEC | 19 | DB2DEC19V | ||||
QBGLCS | Read castout statistics | DB2BGLCS | DEC | 19 | DB2DEC19V | ||||
QBGL2N | Number of requests to delete a page from the secondary GBP | DB2BGL2N | DEC | 19 | DB2DEC19V | ||||
QBGLDN | Delete data and directory entries in GBP | DB2BGLDN | DEC | 19 | DB2DEC19V | ||||
QBGLHS | # Asynch IXLCACHE invocations for primary GBP | DB2BGLHS | DEC | 19 | DB2DEC19V | ||||
QBGLRD | Read directory info | DB2BGLRD | DEC | 19 | DB2DEC19V | ||||
QBGL2H | # Asynch IXLCACHE invocations for secondary GBP | DB2BGL2H | DEC | 19 | DB2DEC19V | ||||
QBGLRG | Register page | DB2BGLRG | DEC | 19 | DB2DEC19V | ||||
QBGLDG | Unregister page | DB2BGLDG | DEC | 19 | DB2DEC19V | ||||
QBGLP1 | # page P-lock lock requests for space map pages | DB2BGLP1 | DEC | 19 | DB2DEC19V | ||||
QBGLAX | Register page list request | DB2BGLAX | DEC | 19 | DB2DEC19V | ||||
QBGLP2 | # page P-lock lock requests for data pages | DB2BGLP2 | DEC | 19 | DB2DEC19V | ||||
QBGLAY | Changed pages - Read after register page list | DB2BGLAY | DEC | 19 | DB2DEC19V | ||||
QBGLP3 | # page P-lock lock requests for index leaf pages | DB2BGLP3 | DEC | 19 | DB2DEC19V | ||||
QBGLAZ | Clean pages read after register page list | DB2BGLAZ | DEC | 10 | DEC_10 | ||||
QBGLU1 | # page P-lock unlock requests | DB2BGLU1 | DEC | 19 | DB2DEC19V | ||||
QBGL2W | Number of requests to write changed pages to the sec. GBP | DB2BGL2W | DEC | 10 | DEC_10 | ||||
QBGLS1 | # page P-lock lock suspensions for space map pages | DB2BGLS1 | DEC | 19 | DB2DEC19V | ||||
QBGL2F | Number of write requests to the secondary GBP that failed | DB2BGL2F | DEC | 19 | DB2DEC19V | ||||
QBGLS2 | # page P-lock lock suspensions for data pages | DB2BGLS2 | DEC | 19 | DB2DEC19V | ||||
QBGL2D | Number of requests to delete a list of pages (secondary GBP) | DB2BGL2D | DEC | 19 | DB2DEC19V | ||||
QBGLS3 | # page P-lock lock suspensions for index leaf pages | DB2BGLS3 | DEC | 19 | DB2DEC19V | ||||
QBGL2R | Number of requests to read the castout statistics (sec. GBP) | DB2BGL2R | DEC | 19 | DB2DEC19V | ||||
QBGLN1 | # page P-lock lock negotiations for space map pages | DB2BGLN1 | DEC | 19 | DB2DEC19V | ||||
QBGL2N | Number of requests to delete a page from the secondary GBP | DB2BGL2N | DEC | 19 | DB2DEC19V | ||||
QBGLN2 | # page P-lock lock negotiations for data pages | DB2BGLN2 | DEC | 19 | DB2DEC19V | ||||
QBGLN3 | # page P-lock lock negotiations for index leaf pages | DB2BGLN3 | DEC | 19 | DB2DEC19V |
Key field | Non-key field |
How do I retrieve data from SAP structure DB2QBGL using ABAP code?
As DB2QBGL is a database structure and not a table it does not store any data in the SAP data dictionary. The ABAP SELECT statement is therefore not appropriate and can not be performed on DB2QBGL as there is no data to select.How to access SAP table DB2QBGL
Within an ECC or HANA version of SAP you can also view further information about DB2QBGL and the data within it using relevant transactions such asSE11 (ABAP Dictionary Maintenance)
SM30 (Maintain Table Data)
SE80 (Object Navigator)
SE16 (Data Browser).
Search for further information about these or an SAP related objects