Hybrid Columnar Compression 混合列压缩.pdf
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Hybrid Columnar Compression (HCC)
O R A C L E W H I T E P AP E R | F E B R U A R Y 2 0 1 9
1 | P a g e – H y b r i d C o l u m n a r C o m p r e s s i o n
Disclaimer
The following is intended to outline our general product direction. It is intended for information purposes only, and
may not be incorporated into any contract. It is not a commitment to deliver any material, code, or functionality, and
should not be relied upon in making purchasing decisions. The development, release, and timing of any features or
functionality described for Oracle’s products remains at the sole discretion of Oracle.
Table of Contents
Disclaimer 1
Introduction 2
Hybrid Columnar Compression 3
HCC Warehouse (Query) Compression 4
HCC Archive Compression 5
Hybrid Columnar Compression Row Level Locking 6
Migration and Best Practices 6
Conclusion 9
of 10
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