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https://issues.apache.org/jira/browse/CASSANDRA-10599?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14996976#comment-14996976
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Jim Witschey commented on CASSANDRA-10599:
------------------------------------------

I see, so adding with {{mutation.add}} succeeds, but deleting with 
{{mutation.delete}} fails?

And how consistent is this failure? The name of this issue says it's "not 
deleting sometimes", which made me think this doesn't fail 100% of the time.

> Delete operation not deleting sometimes  by Trigger augment method
> ------------------------------------------------------------------
>
>                 Key: CASSANDRA-10599
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-10599
>             Project: Cassandra
>          Issue Type: Bug
>          Components: CQL, Tools
>         Environment: CentOS 6.6 Cassandra 2.2.2
>            Reporter: Ashraful Islam
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> I was trying to delete a row from one table when another table's row with the 
> same primary key has been deleted
> {code:title=DeleteToDelete.java|borderStyle=solid}
> @Override
> public Collection<Mutation> augment(ByteBuffer key, ColumnFamily update) {
>       String keySpace = properties.getProperty("keyspace");
>       String columnFamily = properties.getProperty("table");
>       if (!update.deletionInfo().isLive()) {
>               CFMetaData cfMetaData = Schema.instance.getCFMetaData(keySpace, 
> columnFamily);
>               for (ColumnDefinition columnDefinition : 
> cfMetaData.allColumns()) {
>                       Mutation mutation = new Mutation(keySpace, key);
>                       mutation.delete(columnFamily, 
> CellNames.simpleSparse(columnDefinition.name), System.currentTimeMillis());
>               }
>       }
> }
> {code}
> *This code is not deleting row with the same key that have been inserted with 
> insert into values command.*
> *but if i insert the value by replacing*
> {code}
> mutation.delete(columnFamily, CellNames.simpleSparse(columnDefinition.name), 
> System.currentTimeMillis());
> {code}
> *by* 
> {code}
> mutation.add(columnFamily, CellNames.simpleSparse(columnDefinition.name), 
> ByteBufferUtil.bytes(35), System.currentTimeMillis());
> {code}
> *in the above code, Then the value is deleted with the trigger*



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