Throw Away Half of Your Disks and Run Your Database ... - Oracle
Throw Away Half of Your Disks and Run Your Database ... - Oracle Throw Away Half of Your Disks and Run Your Database ... - Oracle
Competitive Analysis – DB2 • Even without compression, Oracle needs less disk space than DB2: • Oracle uses variable length representation for numbers – DB2 uses fixed length • DB2 has more overhead for VARCHAR data • SAP BW data needs 30-50% less disk space if stored in Oracle
Competitive Analysis – Teradata Oracle Block level compression - Dynamic compression values - Unlimited values All data types supported - Minimal compression overhead - Batched compression Backup compression Unstructured data compression and de-duplication (SecureFiles) Field level compression - Admin must define compression values - Max 255 compression values Limited data type support - More compression overhead - Transactional compression None None Teradata
- Page 1 and 2: Oracle Advanced Compression: Throw
- Page 3 and 4: Agenda • Data Growth Challenges
- Page 5 and 6: Introducing Advanced Compression Op
- Page 7 and 8: OLTP Table Compression • Oracle D
- Page 9 and 10: Block-Level Batch Compression • P
- Page 11 and 12: OLTP Table Compression ID 1 2 3 4 5
- Page 13 and 14: Table Compression Syntax OLTP Table
- Page 15 and 16: OLTP Table Compression Getting Star
- Page 17 and 18: Table Compression Results
- Page 19 and 20: Real World Compression Results MB 2
- Page 21 and 22: Real World Compression Results Phys
- Page 23 and 24: Real World Compression Results Time
- Page 25 and 26: SecureFiles Deduplication Secure Ha
- Page 27 and 28: SecureFiles Compression Syntax Comp
- Page 29 and 30: Data Pump Compression • Performan
- Page 31 and 32: Backup Compression Syntax FAST RMAN
- Page 33 and 34: RMAN Compression Overview • Data
- Page 35 and 36: Time (Seconds) Backup Compression 2
- Page 37 and 38: Time (Seconds) Backup Compression 2
- Page 39 and 40: Network Compression Oracle Data Gua
- Page 41: Competitive Analysis - DB2 Oracle B
- Page 45 and 46: Competitive Analysis Size, MB 6000
Competitive Analysis – Teradata<br />
<strong>Oracle</strong><br />
Block level compression<br />
- Dynamic compression values<br />
- Unlimited values<br />
All data types supported<br />
- Minimal compression overhead<br />
- Batched compression<br />
Backup compression<br />
Unstructured data compression<br />
<strong>and</strong> de-duplication (SecureFiles)<br />
Field level compression<br />
- Admin must define compression<br />
values<br />
- Max 255 compression values<br />
Limited data type support<br />
- More compression overhead<br />
- Transactional compression<br />
None<br />
None<br />
Teradata
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