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https://issues.apache.org/jira/browse/GORA-119?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ferdy Galema updated GORA-119:
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Attachment: GORA-119-v1.txt
I went ahead and made a proposal implementation for C.
It currently consists of a single filter, SingleFieldValueFilter. It is able to
include or exclude a row based on value of a single field. Tests are included.
It will work for every store, because it filters client-side. Additionally, the
HBaseStore sets the filter regionserver-side for efficiency. Of course the
GoraFilter has been designed with the HBase filter in mind, more or less.
This is just a start. There is still a lot of work to do, such as adding more
filters (for example RowKeyFilter, ColumnPrefixFilter, FilterList etcetera) and
more compare operations.
> implement a filter enabled scan in gora
> ---------------------------------------
>
> Key: GORA-119
> URL: https://issues.apache.org/jira/browse/GORA-119
> Project: Apache Gora
> Issue Type: Improvement
> Affects Versions: 0.2
> Environment: gora hbase gora-core gora-hbase
> Reporter: raf shin
> Labels: filter, gora-core, gora-hbase, scan
> Fix For: 0.3
>
> Attachments: GORA-119-v1.txt
>
>
> it'll be very of help to implement a filtered scan to reduce the time of scan
> in gora-core and gora-hbase components.
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