org.apache.hadoop.hbase.client.tableindexed
Interface IndexKeyGenerator
- All Superinterfaces:
- org.apache.hadoop.io.Writable
- All Known Implementing Classes:
- SimpleIndexKeyGenerator
public interface IndexKeyGenerator
- extends org.apache.hadoop.io.Writable
Interface for generating an index-row-key from a row in the base table.
Method Summary |
byte[] |
createIndexKey(byte[] rowKey,
Map<byte[],byte[]> columns)
Create an index key from a base row. |
Methods inherited from interface org.apache.hadoop.io.Writable |
readFields, write |
createIndexKey
byte[] createIndexKey(byte[] rowKey,
Map<byte[],byte[]> columns)
- Create an index key from a base row.
- Parameters:
rowKey
- the row key of the base rowcolumns
- the columns in the base row
- Returns:
- the row key in the indexed row.
Copyright © 2009 The Apache Software Foundation