Optimiertes Laden in die F-Fakten-Tabelle SAP Business Warehouse. Jörn Bartels Architect Server Technologies SAP Development 30.
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2 Optimiertes Laden in die F-Fakten-Tabelle SAP Business Warehouse Jörn Bartels Architect Server Technologies SAP Development 30. Juni 2014 Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted
3 Agenda Standard Laden der F-Fakten Tabelle Erste Optimierung Unusable Indexes / Table Factoring Optimierung mit Hinweis Ausblick Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 3
4 Agenda Standard Laden der F-Fakten Tabelle Erste Optimierung Unusable Indexes / Table Factoring Optimierung mit Hinweis Ausblick Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 4
5 Standard Laden der F-Fakten Tabelle Laden gegen Indices Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 5
6 Laden gegen Indices Beispiel Index 1 P1 P2 P3 P4 P5 P6 P7 Tabelle: "/BI0/F0ATR_CR01" Zeilen: 16,5 Milionen Partitionen: 68 Größe: 1,2 GB Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 6
7 Laden gegen Indices Neue Partition P1 P2 P3 P4 P5 P6 P7 Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 7
8 Laden gegen Indices Laden Request P1 P2 P3 P4 P5 P6 P7 Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 8
9 Laden gegen Indices Laden Request P1 P2 P3 P4 P5 P6 P7 Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 9
10 Laden gegen Indices Laden Request Laden 100 sec P1 P2 P3 P4 P5 P6 P7 Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 10
11 Agenda Standard Laden der F-Fakten Tabelle Erste Optimierung Unusable Indexes / Table Factoring Optimierung mit Hinweis Ausblick Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 11
12 Erste Optimierung Löschen und Wiederaufbau der Indices Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 12
13 Löschen und Wiederaufbau der Indices P1 P2 P3 P4 P5 P6 P7 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 13
14 Löschen und Wiederaufbau der Indices Neue Partition P1 P2 P3 P4 P5 P6 P7 Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 14
15 Löschen und Wiederaufbau der Indices Löschen der Indices P1 P2 P3 P4 P5 P6 P7 Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 15
16 Löschen und Wiederaufbau der Indices Laden Laden 6 sec Request P1 P2 P3 P4 P5 P6 P7 Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 16
17 Löschen und Wiederaufbau der Indices Index Aufbau Laden 6 sec Index 200 sec P1 P2 P3 P4 P5 P6 P7 Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 17
18 Agenda Standard Laden der F-Fakten Tabelle Erste Optimierung Unusable Indexes / Table Factoring Optimierung mit Hinweis Ausblick Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 18
19 Unusable Indexes / Table Factoring Unusable Index Partitions Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 19
20 Unusable Index Partition P1 P2 P3 P4 P5 P6 P7 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 20
21 Unusable Index Partition Neue Partition P1 P2 P3 P4 P5 P6 P7 Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 21
22 Unusable Index Partition Set unusable P1 P2 P3 P4 P5 P6 P7 Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 22
23 Unusable Index Partition Laden Request Laden 9 sec P1 P2 P3 P4 P5 P6 P7 Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 23
24 Unusable Index Partition Rebuild P1 P2 P3 P4 P5 P6 P7 Laden 9 sec Index 1,5 sec Pn+1 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 24
25 Vergleich 1 Request 10 Requests Ohne Optimierung 100 sec 1000 sec Alle Indices löschen 206 sec 260 sec Unusable Index Part. 10,5 sec 105 sec Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 25
26 Unusable Indexes / Table Factoring Query Rewrite mit Table Factoring Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 26
27 Query Rewrite mit Table Factoring Zugriff mit kompletten Indices Index 1 Index 2 Index 3 P1 P2 P3 P4 P5 P6 P7 select count (*) cnt, sum (f.atr_ctts) s1 from "/BI0/F0ATR_CR01" F where KEY_0ATR_CR01P < 65 and KEY_0ATR_CR01T between 80 and 100 and KEY_0ATR_CR012 between 6632 and ,2 sec Pn+1 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 27
28 Query Rewrite mit Table Factoring Zugriffsplan mit kompletten Indices Id Operation Name SELECT STATEMENT 1 SORT AGGREGATE 2 PARTITION RANGE ITERATOR 3 TABLE ACCESS BY LOCAL INDEX ROWID BATCHED /BI0/F0ATR_CR01 4 BITMAP CONVERSION TO ROWIDS 5 BITMAP AND 6 BITMAP MERGE * 7 BITMAP INDEX RANGE SCAN /BI0/F0ATR_CR01~02 8 BITMAP MERGE * 9 BITMAP INDEX RANGE SCAN /BI0/F0ATR_CR01~01 10 BITMAP MERGE * 11 BITMAP INDEX RANGE SCAN /BI0/F0ATR_CR01~ Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 28
29 Query Rewrite mit Table Factoring Zugriff ohne Indices P1 P2 P3 P4 P5 P6 P7 15 sec select count (*) cnt, sum (f.atr_ctts) s1 from "/BI0/F0ATR_CR01" F where KEY_0ATR_CR01P < 65 and KEY_0ATR_CR01T between 80 and 100 and KEY_0ATR_CR012 between 6632 and 7792 Index 1 Index 2 Index 3 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 29
30 Query Rewrite mit Table Factoring Zugriffsplan ohne Indices Id Operation Name SELECT STATEMENT 1 SORT AGGREGATE 2 PARTITION RANGE ITERATOR 3 TABLE ACCESS FULL /BI0/F0ATR_CR Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 30
31 Query Rewrite mit Table Factoring Zugriff mit kompletten Indices Transactional cube Index 1 Index 2 Index 3 P1 P2 P3 P4 P5 P6 P7 select count (*) cnt, sum (f.atr_ctts) s1 from "/BI0/F0ATR_CR01" F Where KEY_0ATR_CR01T between 80 and 100 and KEY_0ATR_CR012 between 6632 and ,2 sec Pn+1 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 31
32 Query Rewrite mit Table Factoring Zugriff mit kompletten Indices Transactional cube Id Operation Name SELECT STATEMENT 1 SORT AGGREGATE 2 PARTITION RANGE ITERATOR 3 TABLE ACCESS BY LOCAL INDEX ROWID BATCHED /BI0/F0ATR_CR01 4 BITMAP CONVERSION TO ROWIDS 5 BITMAP AND 6 BITMAP MERGE * 7 BITMAP INDEX RANGE SCAN /BI0/F0ATR_CR01~02 8 BITMAP MERGE * 9 BITMAP INDEX RANGE SCAN /BI0/F0ATR_CR01~01 10 BITMAP MERGE * 11 BITMAP INDEX RANGE SCAN /BI0/F0ATR_CR01~ Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 32
33 Query Rewrite mit Table Factoring Zugriff mit unusable Index Partition Transactional cube 10.2 Index 1 Index 2 Index 3 P1 P2 P3 P4 P5 P6 P7 18 sec Pn+1 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 33
34 Query Rewrite mit Table Factoring Zugriff mit unusable Index Partition Transactional cube Id Operation Name SELECT STATEMENT 1 SORT AGGREGATE 2 PARTITION RANGE ITERATOR 3 TABLE ACCESS FULL /BI0/F0ATR_CR Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 34
35 Query Rewrite mit Table Factoring Zugriff mit unusable Index Partition Transactional cube 11.2 Index 1 Index 2 Index 3 P1 P2 P3 P4 P5 P6 P7 select count (*) cnt, sum (f.atr_ctts) s1 from "/BI0/F0ATR_CR01" F Where KEY_0ATR_CR01T between 80 and 100 and KEY_0ATR_CR012 between 6632 and ,5 sec Pn+1 Tabelle Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 35
36 Query Rewrite mit Table Factoring Zugriff mit unusable Index Partition Transactional cube 11.2 Select sum (cnt), sum (s1) From (select count (*) cnt, sum (f.atr_ctts) s1 from "/BI0/F0ATR_CR01" F where PARTITION between 1 and 68 and KEY_0ATR_CR01T between 80 and 100 and KEY_0ATR_CR012 between 6632 and 7792 Union all select count (*) cnt, sum (f.atr_ctts) s1 from "/BI0/F0ATR_CR01" F where PARTITION = 69 and KEY_0ATR_CR01T between 80 and 100 and KEY_0ATR_CR012 between 6632 and 7792) Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 36
37 Query Rewrite mit Table Factoring Zugriff mit unusable Index Partition Transactional cube Id Operation Name SELECT STATEMENT 1 SORT AGGREGATE 2 VIEW VW_TE_2 3 UNION-ALL 4 PARTITION RANGE ITERATOR 5 TABLE ACCESS BY LOCAL INDEX ROWID BATCHED /BI0/F0ATR_CR01 6 BITMAP CONVERSION TO ROWIDS 7 BITMAP AND 8 BITMAP MERGE 9 BITMAP INDEX RANGE SCAN /BI0/F0ATR_CR01~02 10 BITMAP MERGE 11 BITMAP INDEX RANGE SCAN /BI0/F0ATR_CR01~01 12 BITMAP MERGE 13 BITMAP INDEX RANGE SCAN /BI0/F0ATR_CR01~04 14 PARTITION RANGE SINGLE 15 TABLE ACCESS FULL /BI0/F0ATR_CR01 Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 37
38 Agenda Standard Laden der F-Fakten Tabelle Erste Optimierung Unusable Indexes / Table Factoring Optimierung mit Hinweis Ausblick Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 38
39 Optimierung mit Hinweis Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 39
40 Optimierung mit Hinweis Ist in den folgenden Support Packages enthalten: SAP NetWeaver BW 7.30 SP 10 SAP NetWeaver BW 7.31 SP 8 SAP NetWeaver BW 7.40 SP 3 Sonst Hinweis mit SNOTE einspielen. Aktivieren mit: In die Tabelle RSADMIN den folgenden Parameter aufnehmen: OBJECT = ORA_IC_LOAD_NO_DROP VALUE = X Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 40
41 Agenda Standard Laden der F-Fakten Tabelle Erste Optimierung Unusable Indexes / Table Factoring Optimierung mit Hinweis Ausblick Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 41
42 Ausblick Transactional Cubes mit Bitmap Indices Compression der geladenen Partitionen Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 42
43 Ausblick Transactional Cubes mit Bitmap Indices Transactional Cubes können mit Bitmap Indices definiert werden Volle Star Query Unterstützung Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 43
44 Ausblick Compression der geladenen Partitionen Laden in unkomprimierte Partition Komprimieren bevor die Indizes wieder augebaut werden Alter table xx move partition yy compress Jeder Block wird nur einmal komprimiert Ohne Compression Option möglich. Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 44
45 Pilotkunden???? Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 45
46 Fragen??? Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 46
47 Copyright 2014 Oracle and/or its affiliates. All rights reserved. Oracle Confidential Internal/Restricted/Highly Restricted 47
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