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From Jeetendra Gangele <gangele...@gmail.com>
Subject Re: Need hlep in substring filter
Date Fri, 17 Apr 2015 17:17:11 GMT
Yes I used inside my project. This project will build the jar that jar I
added with classpath when running the job

On 17 April 2015 at 22:40, Ted Yu <yuzhihong@gmail.com> wrote:

> bq. java.io.IOException: java.lang.ClassNotFoundException:
> com.insideview.yam.HbaseClient.SuffixFilter
>
> I assume you copied SuffixFilter class to your insideview project. How did
> you deploy the jar containing SuffixFilter to hbase cluster ?
> See HBASE-1936 for more details where hbase.dynamic.jars.dir was
> introduced.
>
> Cheers
>
> On Fri, Apr 17, 2015 at 9:57 AM, Jeetendra Gangele <gangele397@gmail.com>
> wrote:
>
> >         at java.lang.Thread.run(Thread.java:745)
> > Caused by: java.lang.reflect.InvocationTargetException
> >         at sun.reflect.GeneratedMethodAccessor68.invoke(Unknown Source)
> >         at
> >
> >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> >         at java.lang.reflect.Method.invoke(Method.java:606)
> >         at
> >
> >
> org.apache.hadoop.hbase.protobuf.ProtobufUtil.toFilter(ProtobufUtil.java:1439)
> >         ... 8 more
> > Caused by: org.apache.hadoop.hbase.exceptions.DeserializationException:
> > java.io.IOException: java.lang.ClassNotFoundException:
> > com.insideview.yam.HbaseClient.SuffixFilter
> >         at
> > org.apache.hadoop.hbase.filter.FilterList.parseFrom(FilterList.java:406)
> >         ... 12 more
> > Caused by: java.io.IOException: java.lang.ClassNotFoundException:
> > com.insideview.yam.HbaseClient.SuffixFilter
> >         at
> >
> >
> org.apache.hadoop.hbase.protobuf.ProtobufUtil.toFilter(ProtobufUtil.java:1441)
> >         at
> > org.apache.hadoop.hbase.filter.FilterList.parseFrom(FilterList.java:403)
> >
> > This is the error i m getting
> > On 17 April 2015 at 20:32, Ted Yu <yuzhihong@gmail.com> wrote:
> >
> > > Here is an example
> > > from
> > >
> >
> phoenix-core/src/main/java/org/apache/phoenix/coprocessor/MetaDataEndpointImpl.java
> > > :
> > >
> > >         byte[] suffix =
> > > ByteUtil.concat(QueryConstants.SEPARATOR_BYTE_ARRAY,
> > > SchemaUtil.getTableNameAsBytes(schemaName, tableName));
> > >         SuffixFilter rowFilter = new SuffixFilter(suffix);
> > >         Filter filter = new FilterList(linkFilter, rowFilter);
> > >
> > > You can use the following method from Bytes.java (in hbase-common) to
> > > obtain byte[] from "12345"
> > >
> > >   public static byte[] toBytes(String s) {
> > >
> > > Cheers
> > >
> > > On Fri, Apr 17, 2015 at 7:50 AM, Jeetendra Gangele <
> gangele397@gmail.com
> > >
> > > wrote:
> > >
> > > > filterRowKey what is these arguments? Can you please explain lets
> say I
> > > > have data like abcde_12345 similary way
> > > > and I want to scan all the records ending with "12345" what should I
> > pass
> > > > to this function?
> > > >
> > > >
> > > > On 16 April 2015 at 20:12, Ted Yu <yuzhihong@gmail.com> wrote:
> > > >
> > > > > Please take a look
> > > > > at
> > > > >
> > > >
> > >
> >
> phoenix-core/src/main/java/org/apache/phoenix/coprocessor/SuffixFilter.java
> > > > > in Phoenix repo.
> > > > >
> > > > > Processing is done in the following method:
> > > > >
> > > > >   public boolean filterRowKey(byte[] buffer, int offset, int
> length)
> > {
> > > > >
> > > > > Note: the suffix is expressed in byte array.
> > > > >
> > > > > FYI
> > > > >
> > > > > On Thu, Apr 16, 2015 at 7:27 AM, Jeetendra Gangele <
> > > gangele397@gmail.com
> > > > >
> > > > > wrote:
> > > > >
> > > > > > Thanks for your reply.Ya I am filtering on row-key which ended
> with
> > > > > "12567"
> > > > > >
> > > > > > I did not understand properly what do you mean by "You can
> compose
> > > > > > SuffixFilter which filters row key by comparing suffix."
> > > > > >
> > > > > > can you elaborate .
> > > > > >
> > > > > > On 16 April 2015 at 19:49, Ted Yu <yuzhihong@gmail.com>
wrote:
> > > > > >
> > > > > > > bq. record key ending with "12567"
> > > > > > >
> > > > > > > Can you clarify whether you're filtering by row key ?
> > > > > > > If so, please take a look at PrefixFilter.
> > > > > > > You can compose SuffixFilter which filters row key by comparing
> > > > suffix.
> > > > > > >
> > > > > > > Cheers
> > > > > > >
> > > > > > > On Thu, Apr 16, 2015 at 7:06 AM, Jeetendra Gangele <
> > > > > gangele397@gmail.com
> > > > > > >
> > > > > > > wrote:
> > > > > > >
> > > > > > > > Hi All I have get all the records using scan with
end with
> > > > particular
> > > > > > > > string let
> > > > > > > > say record key ending with "12567". I need to scan
and get
> all
> > > such
> > > > > > > result.
> > > > > > > >
> > > > > > > > I am values filter and do the substring there but
i want to
> > avoid
> > > > > this
> > > > > > > > because its slow.
> > > > > > > >
> > > > > > > > Regards
> > > > > > > > jeetendra
> > > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
>

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