Package | Description |
---|---|
org.apache.hadoop.hbase.mapreduce |
Provides HBase MapReduce
Input/OutputFormats, a table indexing MapReduce job, and utility methods.
|
org.apache.hadoop.hbase.mapreduce.replication |
Modifier and Type | Class and Description |
---|---|
class |
GroupingTableMapper
Extract grouping columns from input record.
|
static class |
HashTable.HashMapper |
class |
IdentityTableMapper
Pass the given key and record as-is to the reduce phase.
|
static class |
Import.CellImporter
A mapper that just writes out KeyValues.
|
static class |
Import.CellSortImporter |
static class |
Import.Importer
Write table content out to files in hdfs.
|
static class |
Import.KeyValueImporter
Deprecated.
Use
Import.CellImporter . Will be removed from 3.0 onwards |
static class |
Import.KeyValueSortImporter
Deprecated.
Use
Import.CellSortImporter . Will be removed from 3.0 onwards |
class |
MultithreadedTableMapper<K2,V2>
Multithreaded implementation for @link org.apache.hbase.mapreduce.TableMapper
|
static class |
SyncTable.SyncMapper |
Modifier and Type | Method and Description |
---|---|
static void |
IdentityTableMapper.initJob(String table,
Scan scan,
Class<? extends TableMapper> mapper,
org.apache.hadoop.mapreduce.Job job)
Use this before submitting a TableMap job.
|
static void |
GroupingTableMapper.initJob(String table,
Scan scan,
String groupColumns,
Class<? extends TableMapper> mapper,
org.apache.hadoop.mapreduce.Job job)
Use this before submitting a TableMap job.
|
static void |
TableMapReduceUtil.initMultiTableSnapshotMapperJob(Map<String,Collection<Scan>> snapshotScans,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job,
boolean addDependencyJars,
org.apache.hadoop.fs.Path tmpRestoreDir)
Sets up the job for reading from one or more table snapshots, with one or more scans
per snapshot.
|
static void |
TableMapReduceUtil.initTableMapperJob(byte[] table,
Scan scan,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job)
Use this before submitting a TableMap job.
|
static void |
TableMapReduceUtil.initTableMapperJob(byte[] table,
Scan scan,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job,
boolean addDependencyJars)
Use this before submitting a TableMap job.
|
static void |
TableMapReduceUtil.initTableMapperJob(byte[] table,
Scan scan,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job,
boolean addDependencyJars,
Class<? extends org.apache.hadoop.mapreduce.InputFormat> inputFormatClass)
Use this before submitting a TableMap job.
|
static void |
TableMapReduceUtil.initTableMapperJob(List<Scan> scans,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job)
Use this before submitting a Multi TableMap job.
|
static void |
TableMapReduceUtil.initTableMapperJob(List<Scan> scans,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job,
boolean addDependencyJars)
Use this before submitting a Multi TableMap job.
|
static void |
TableMapReduceUtil.initTableMapperJob(List<Scan> scans,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job,
boolean addDependencyJars,
boolean initCredentials)
Use this before submitting a Multi TableMap job.
|
static void |
TableMapReduceUtil.initTableMapperJob(String table,
Scan scan,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job)
Use this before submitting a TableMap job.
|
static void |
TableMapReduceUtil.initTableMapperJob(String table,
Scan scan,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job,
boolean addDependencyJars)
Use this before submitting a TableMap job.
|
static void |
TableMapReduceUtil.initTableMapperJob(String table,
Scan scan,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job,
boolean addDependencyJars,
boolean initCredentials,
Class<? extends org.apache.hadoop.mapreduce.InputFormat> inputFormatClass)
Use this before submitting a TableMap job.
|
static void |
TableMapReduceUtil.initTableMapperJob(String table,
Scan scan,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job,
boolean addDependencyJars,
Class<? extends org.apache.hadoop.mapreduce.InputFormat> inputFormatClass)
Use this before submitting a TableMap job.
|
static void |
TableMapReduceUtil.initTableMapperJob(TableName table,
Scan scan,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job)
Use this before submitting a TableMap job.
|
static void |
TableMapReduceUtil.initTableSnapshotMapperJob(String snapshotName,
Scan scan,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job,
boolean addDependencyJars,
org.apache.hadoop.fs.Path tmpRestoreDir)
Sets up the job for reading from a table snapshot.
|
static void |
TableMapReduceUtil.initTableSnapshotMapperJob(String snapshotName,
Scan scan,
Class<? extends TableMapper> mapper,
Class<?> outputKeyClass,
Class<?> outputValueClass,
org.apache.hadoop.mapreduce.Job job,
boolean addDependencyJars,
org.apache.hadoop.fs.Path tmpRestoreDir,
RegionSplitter.SplitAlgorithm splitAlgo,
int numSplitsPerRegion)
Sets up the job for reading from a table snapshot.
|
Modifier and Type | Class and Description |
---|---|
static class |
VerifyReplication.Verifier
Map-only comparator for 2 tables
|
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