Home | About | Sematext search-lucene.com search-hadoop.com
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB
 Search Hadoop and all its subprojects:

Switch to Threaded View
Accumulo >> mail # user >> FW: Deletes not commiting from custom java API but work in shell interface


Copy link to this message
-
Re: FW: Deletes not commiting from custom java API but work in shell interface
Deletes will remove all entries which occur before the key. I believe there
is undefined behavior for when a delete key is identical. It should work if
you set the delete keys time +1.

Sent from my phone, please pardon the typos and brevity.
On Apr 10, 2013 6:02 PM, "Bell, Philip S CIV SPAWARSYSCEN-PACIFIC, 81320" <
[EMAIL PROTECTED]> wrote:

> Using the following code, rows are never deleted even when identified and
> submitted for deletion to the batchwriter.
> After running the code the rows still show up in search.
>
> This has been seen in 1.4.1 and 1.4.2
>
> The same rows can be deleted from the accumulo shell interface
>
> >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>
>
> for( Entry<Key, Value> e : mainScanner )
> {
>         Text currentUUID = e.getKey().getRow();
>
>         Text colFam = e.getKey().getColumnFamily();
>         Text colQual = e.getKey().getColumnQualifier();
>
>         String colVis = e.getKey().getColumnVisibility().toString();
>
>         System.out.println( currentUUID + ":" + colFam + ":" + colQual +
> ":" + colVis + ":" + e.getKey().getTimestamp() );
>
>         if( colFam.toString().equalsIgnoreCase( "root" ) ||
> colVis.length() > 0 )
>         {
>                 Mutation delMutation = new Mutation( currentUUID );
>                 delMutation.putDelete( colFam, colQual, new
> ColumnVisibility( colVis ), e.getKey().getTimestamp() );
>
>                 System.out.println( "removing" );
>
>                 try
>                 {
>                         bw.addMutation( delMutation );
>                 }
>                 catch( MutationsRejectedException e1 )
>                 {
>                         e1.printStackTrace();
>                 }
>
>                 count++;
>                 if( count % 1000000 == 0 )
>                 {
>                         System.out.println( this.getName() + ": " + count
> + " completed in " + getTimePassed() );
>                 }
>         }
> }// for each entry found
>
> try
> {
>         bw.flush();
>         bw.close();
> }
> catch( Exception e1 )
> {
>         e1.printStackTrace();
> }
>
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB