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hbase-8183. performance.xml. Fixed typo introduced in hbase-8180. 

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1459945 13f79535-47bb-0310-9956-ffa450edef68
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Doug Meil 2013-03-22 19:32:35 +00:00
parent c36d3069e4
commit 4c9177de9e
1 changed files with 1 additions and 1 deletions
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src/docbkx/performance.xml
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@ -298,7 +298,7 @@ Result r = htable.get(get);
byte[] b = r.getValue(Bytes.toBytes("cf"), Bytes.toBytes("attr")); // returns current version of value byte[] b = r.getValue(Bytes.toBytes("cf"), Bytes.toBytes("attr")); // returns current version of value
</programlisting> </programlisting>
But especially when inside loops (and MapReduce jobs), converting the columnFamily and column-names But especially when inside loops (and MapReduce jobs), converting the columnFamily and column-names
to byte-arrays repeatedly is surprsingly expensive. to byte-arrays repeatedly is surprisingly expensive.
It's better to use constants for the byte-arrays, like this: It's better to use constants for the byte-arrays, like this:
<programlisting> <programlisting>
public static final byte[] CF = "cf".getBytes(); public static final byte[] CF = "cf".getBytes();