| Package | Description |
|---|---|
| org.apache.hadoop.hbase.client |
Provides HBase Client
|
| org.apache.hadoop.hbase.mapreduce |
Provides HBase MapReduce
Input/OutputFormats, a table indexing MapReduce job, and utility methods.
|
| org.apache.hadoop.hbase.rest.client |
| Modifier and Type | Method and Description |
|---|---|
Scan |
Scan.addColumn(byte[] family,
byte[] qualifier)
Get the column from the specified family with the specified qualifier.
|
Scan |
Scan.addFamily(byte[] family)
Get all columns from the specified family.
|
Scan |
Scan.setACL(Map<String,org.apache.hadoop.hbase.security.access.Permission> perms) |
Scan |
Scan.setACL(String user,
org.apache.hadoop.hbase.security.access.Permission perms) |
Scan |
Scan.setAllowPartialResults(boolean allowPartialResults)
Setting whether the caller wants to see the partial results that may be returned from the
server.
|
Scan |
Scan.setAttribute(String name,
byte[] value) |
Scan |
Scan.setAuthorizations(org.apache.hadoop.hbase.security.visibility.Authorizations authorizations) |
Scan |
Scan.setBatch(int batch)
Set the maximum number of values to return for each call to next().
|
Scan |
Scan.setCacheBlocks(boolean cacheBlocks)
Set whether blocks should be cached for this Scan.
|
Scan |
Scan.setCaching(int caching)
Set the number of rows for caching that will be passed to scanners.
|
Scan |
Scan.setConsistency(Consistency consistency) |
Scan |
Scan.setFamilyMap(Map<byte[],NavigableSet<byte[]>> familyMap)
Setting the familyMap
|
Scan |
Scan.setFilter(Filter filter) |
Scan |
Scan.setId(String id) |
Scan |
Scan.setIsolationLevel(IsolationLevel level) |
Scan |
Scan.setLoadColumnFamiliesOnDemand(boolean value)
Set the value indicating whether loading CFs on demand should be allowed (cluster
default is false).
|
Scan |
Scan.setMaxResultSize(long maxResultSize)
Set the maximum result size.
|
Scan |
Scan.setMaxResultsPerColumnFamily(int limit)
Set the maximum number of values to return per row per Column Family
|
Scan |
Scan.setMaxVersions()
Get all available versions.
|
Scan |
Scan.setMaxVersions(int maxVersions)
Get up to the specified number of versions of each column.
|
Scan |
Scan.setRaw(boolean raw)
Enable/disable "raw" mode for this scan.
|
Scan |
Scan.setReplicaId(int Id) |
Scan |
Scan.setReversed(boolean reversed)
Set whether this scan is a reversed one
|
Scan |
Scan.setRowOffsetPerColumnFamily(int offset)
Set offset for the row per Column Family.
|
Scan |
Scan.setRowPrefixFilter(byte[] rowPrefix)
Set a filter (using stopRow and startRow) so the result set only contains rows where the
rowKey starts with the specified prefix.
|
Scan |
Scan.setScanMetricsEnabled(boolean enabled)
Enable collection of
ScanMetrics. |
Scan |
Scan.setSmall(boolean small)
Set whether this scan is a small scan
|
Scan |
Scan.setStartRow(byte[] startRow)
Set the start row of the scan.
|
Scan |
Scan.setStopRow(byte[] stopRow)
Set the stop row.
|
Scan |
Scan.setTimeRange(long minStamp,
long maxStamp)
Get versions of columns only within the specified timestamp range,
[minStamp, maxStamp).
|
Scan |
Scan.setTimeStamp(long timestamp)
Get versions of columns with the specified timestamp.
|
| Modifier and Type | Method and Description |
|---|---|
ResultScanner |
Table.getScanner(Scan scan)
Returns a scanner on the current table as specified by the
Scan
object. |
| Constructor and Description |
|---|
Scan(Scan scan)
Creates a new instance of this class while copying all values.
|
TableSnapshotScanner(org.apache.hadoop.conf.Configuration conf,
org.apache.hadoop.fs.Path rootDir,
org.apache.hadoop.fs.Path restoreDir,
String snapshotName,
Scan scan)
Creates a TableSnapshotScanner.
|
TableSnapshotScanner(org.apache.hadoop.conf.Configuration conf,
org.apache.hadoop.fs.Path restoreDir,
String snapshotName,
Scan scan)
Creates a TableSnapshotScanner.
|
| Modifier and Type | Method and Description |
|---|---|
Scan |
TableSplit.getScan()
Returns a Scan object from the stored string representation.
|
Scan |
TableInputFormatBase.getScan()
Gets the scan defining the actual details like columns etc.
|
| Modifier and Type | Method and Description |
|---|---|
protected List<Scan> |
MultiTableInputFormatBase.getScans()
Allows subclasses to get the list of
Scan objects. |
| Modifier and Type | Method and Description |
|---|---|
static void |
TableInputFormat.addColumns(Scan scan,
byte[][] columns)
Adds an array of columns specified using old format, family:qualifier.
|
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.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(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.
|
void |
TableRecordReaderImpl.setScan(Scan scan)
Sets the scan defining the actual details like columns etc.
|
void |
TableRecordReader.setScan(Scan scan)
Sets the scan defining the actual details like columns etc.
|
void |
TableInputFormatBase.setScan(Scan scan)
Sets the scan defining the actual details like columns etc.
|
| Modifier and Type | Method and Description |
|---|---|
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.
|
protected void |
MultiTableInputFormatBase.setScans(List<Scan> scans)
Allows subclasses to set the list of
Scan objects. |
| Constructor and Description |
|---|
TableSplit(byte[] tableName,
Scan scan,
byte[] startRow,
byte[] endRow,
String location)
Deprecated.
As of release 0.96
(HBASE-9508).
This will be removed in HBase 2.0.0.
Use
TableSplit.TableSplit(TableName, byte[], byte[], String). |
TableSplit(TableName tableName,
Scan scan,
byte[] startRow,
byte[] endRow,
String location)
Creates a new instance while assigning all variables.
|
TableSplit(TableName tableName,
Scan scan,
byte[] startRow,
byte[] endRow,
String location,
long length)
Creates a new instance while assigning all variables.
|
| Modifier and Type | Method and Description |
|---|---|
ResultScanner |
RemoteHTable.getScanner(Scan scan) |
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