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Uses of Interface org.apache.crunch.PTable (Apache Crunch 0.3.0-incubating API)
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Uses of Interface
org.apache.crunch.PTable

Packages that use PTable
org.apache.crunch   
org.apache.crunch.examples   
org.apache.crunch.impl.mem   
org.apache.crunch.impl.mem.collect   
org.apache.crunch.impl.mr   
org.apache.crunch.impl.mr.collect   
org.apache.crunch.lib   
org.apache.crunch.lib.join   
org.apache.crunch.tool   
 

Uses of PTable in org.apache.crunch
 

Methods in org.apache.crunch that return PTable
 PTable<K,V> PTable.bottom(int count)
          Returns a PTable made up of the pairs in this PTable with the smallest value field.
<K> PTable<K,S>
PCollection.by(MapFn<S,K> extractKeyFn, PType<K> keyType)
          Apply the given map function to each element of this instance in order to create a PTable.
<K> PTable<K,S>
PCollection.by(String name, MapFn<S,K> extractKeyFn, PType<K> keyType)
          Apply the given map function to each element of this instance in order to create a PTable.
<U> PTable<K,Pair<Collection<V>,Collection<U>>>
PTable.cogroup(PTable<K,U> other)
          Co-group operation with the given table on common keys.
 PTable<K,Collection<V>> PTable.collectValues()
          Aggregate all of the values with the same key into a single key-value pair in the returned PTable.
 PTable<K,V> PGroupedTable.combineValues(CombineFn<K,V> combineFn)
          Combines the values of this grouping using the given CombineFn.
 PTable<S,Long> PCollection.count()
          Returns a PTable instance that contains the counts of each unique element of this PCollection.
<U> PTable<K,Pair<V,U>>
PTable.join(PTable<K,U> other)
          Perform an inner join on this table and the one passed in as an argument on their common keys.
<K,V> PTable<K,V>
PCollection.parallelDo(DoFn<S,Pair<K,V>> doFn, PTableType<K,V> type)
          Similar to the other parallelDo instance, but returns a PTable instance instead of a PCollection.
<K,V> PTable<K,V>
PCollection.parallelDo(String name, DoFn<S,Pair<K,V>> doFn, PTableType<K,V> type)
          Similar to the other parallelDo instance, but returns a PTable instance instead of a PCollection.
<K,V> PTable<K,V>
Pipeline.read(TableSource<K,V> tableSource)
          A version of the read method for TableSource instances that map to PTables.
 PTable<K,V> PTable.top(int count)
          Returns a PTable made up of the pairs in this PTable with the largest value field.
 PTable<K,V> PGroupedTable.ungroup()
          Convert this grouping back into a multimap.
 PTable<K,V> PTable.union(PTable<K,V>... others)
          Returns a PTable instance that acts as the union of this PTable and the input PTables.
 PTable<K,V> PTable.write(Target target)
          Writes this PTable to the given Target.
 

Methods in org.apache.crunch with parameters of type PTable
<U> PTable<K,Pair<Collection<V>,Collection<U>>>
PTable.cogroup(PTable<K,U> other)
          Co-group operation with the given table on common keys.
<U> PTable<K,Pair<V,U>>
PTable.join(PTable<K,U> other)
          Perform an inner join on this table and the one passed in as an argument on their common keys.
 PTable<K,V> PTable.union(PTable<K,V>... others)
          Returns a PTable instance that acts as the union of this PTable and the input PTables.
 

Uses of PTable in org.apache.crunch.examples
 

Methods in org.apache.crunch.examples that return PTable
 PTable<String,String> WordAggregationHBase.extractText(PTable<org.apache.hadoop.hbase.io.ImmutableBytesWritable,org.apache.hadoop.hbase.client.Result> words)
          Extract information from hbase
 

Methods in org.apache.crunch.examples with parameters of type PTable
 PCollection<org.apache.hadoop.hbase.client.Put> WordAggregationHBase.createPut(PTable<String,String> extractedText)
          Create puts in order to insert them in hbase.
 PTable<String,String> WordAggregationHBase.extractText(PTable<org.apache.hadoop.hbase.io.ImmutableBytesWritable,org.apache.hadoop.hbase.client.Result> words)
          Extract information from hbase
 

Uses of PTable in org.apache.crunch.impl.mem
 

Methods in org.apache.crunch.impl.mem that return PTable
<K,V> PTable<K,V>
MemPipeline.read(TableSource<K,V> source)
           
static
<S,T> PTable<S,T>
MemPipeline.tableOf(Iterable<Pair<S,T>> pairs)
           
static
<S,T> PTable<S,T>
MemPipeline.tableOf(S s, T t, Object... more)
           
static
<S,T> PTable<S,T>
MemPipeline.typedTableOf(PTableType<S,T> ptype, Iterable<Pair<S,T>> pairs)
           
static
<S,T> PTable<S,T>
MemPipeline.typedTableOf(PTableType<S,T> ptype, S s, T t, Object... more)
           
 

Uses of PTable in org.apache.crunch.impl.mem.collect
 

Classes in org.apache.crunch.impl.mem.collect that implement PTable
 class MemTable<K,V>
           
 

Methods in org.apache.crunch.impl.mem.collect that return PTable
 PTable<K,V> MemTable.bottom(int count)
           
<K> PTable<K,S>
MemCollection.by(MapFn<S,K> mapFn, PType<K> keyType)
           
<K> PTable<K,S>
MemCollection.by(String name, MapFn<S,K> mapFn, PType<K> keyType)
           
<U> PTable<K,Pair<Collection<V>,Collection<U>>>
MemTable.cogroup(PTable<K,U> other)
           
 PTable<K,Collection<V>> MemTable.collectValues()
           
 PTable<S,Long> MemCollection.count()
           
<U> PTable<K,Pair<V,U>>
MemTable.join(PTable<K,U> other)
           
<K,V> PTable<K,V>
MemCollection.parallelDo(DoFn<S,Pair<K,V>> doFn, PTableType<K,V> type)
           
<K,V> PTable<K,V>
MemCollection.parallelDo(String name, DoFn<S,Pair<K,V>> doFn, PTableType<K,V> type)
           
 PTable<K,V> MemTable.top(int count)
           
 PTable<K,V> MemTable.union(PTable<K,V>... others)
           
 PTable<K,V> MemTable.write(Target target)
           
 

Methods in org.apache.crunch.impl.mem.collect with parameters of type PTable
<U> PTable<K,Pair<Collection<V>,Collection<U>>>
MemTable.cogroup(PTable<K,U> other)
           
<U> PTable<K,Pair<V,U>>
MemTable.join(PTable<K,U> other)
           
 PTable<K,V> MemTable.union(PTable<K,V>... others)
           
 

Uses of PTable in org.apache.crunch.impl.mr
 

Methods in org.apache.crunch.impl.mr that return PTable
<K,V> PTable<K,V>
MRPipeline.read(TableSource<K,V> source)
           
 

Uses of PTable in org.apache.crunch.impl.mr.collect
 

Classes in org.apache.crunch.impl.mr.collect that implement PTable
 class DoTableImpl<K,V>
           
 class InputTable<K,V>
           
 class PTableBase<K,V>
           
 class UnionTable<K,V>
           
 

Methods in org.apache.crunch.impl.mr.collect that return PTable
 PTable<K,V> PTableBase.bottom(int count)
           
<K> PTable<K,S>
PCollectionImpl.by(MapFn<S,K> mapFn, PType<K> keyType)
           
<K> PTable<K,S>
PCollectionImpl.by(String name, MapFn<S,K> mapFn, PType<K> keyType)
           
<U> PTable<K,Pair<Collection<V>,Collection<U>>>
PTableBase.cogroup(PTable<K,U> other)
           
 PTable<K,Collection<V>> PTableBase.collectValues()
           
 PTable<K,V> PGroupedTableImpl.combineValues(CombineFn<K,V> combineFn)
           
 PTable<S,Long> PCollectionImpl.count()
           
<U> PTable<K,Pair<V,U>>
PTableBase.join(PTable<K,U> other)
           
<K,V> PTable<K,V>
PCollectionImpl.parallelDo(DoFn<S,Pair<K,V>> fn, PTableType<K,V> type)
           
<K,V> PTable<K,V>
PCollectionImpl.parallelDo(String name, DoFn<S,Pair<K,V>> fn, PTableType<K,V> type)
           
 PTable<K,V> PTableBase.top(int count)
           
 PTable<K,V> PGroupedTableImpl.ungroup()
           
 PTable<K,V> PTableBase.union(PTable<K,V>... others)
           
 PTable<K,V> PTableBase.write(Target target)
           
 

Methods in org.apache.crunch.impl.mr.collect with parameters of type PTable
<U> PTable<K,Pair<Collection<V>,Collection<U>>>
PTableBase.cogroup(PTable<K,U> other)
           
<U> PTable<K,Pair<V,U>>
PTableBase.join(PTable<K,U> other)
           
 PTable<K,V> PTableBase.union(PTable<K,V>... others)
           
 

Uses of PTable in org.apache.crunch.lib
 

Methods in org.apache.crunch.lib that return PTable
static
<K,U,V> PTable<K,Pair<Collection<U>,Collection<V>>>
Cogroup.cogroup(PTable<K,U> left, PTable<K,V> right)
          Co-groups the two PTable arguments.
static
<K,V> PTable<K,Collection<V>>
Aggregate.collectValues(PTable<K,V> collect)
           
static
<S> PTable<S,Long>
Aggregate.count(PCollection<S> collect)
          Returns a PTable that contains the unique elements of this collection mapped to a count of their occurrences.
static
<K1,K2,U,V>
PTable<Pair<K1,K2>,Pair<U,V>>
Cartesian.cross(PTable<K1,U> left, PTable<K2,V> right)
          Performs a full cross join on the specified PTables (using the same strategy as Pig's CROSS operator).
static
<K1,K2,U,V>
PTable<Pair<K1,K2>,Pair<U,V>>
Cartesian.cross(PTable<K1,U> left, PTable<K2,V> right, int parallelism)
          Performs a full cross join on the specified PTables (using the same strategy as Pig's CROSS operator).
static
<K,U,V> PTable<K,Pair<U,V>>
Join.fullJoin(PTable<K,U> left, PTable<K,V> right)
          Performs a full outer join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.innerJoin(PTable<K,U> left, PTable<K,V> right)
          Performs an inner join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.join(PTable<K,U> left, PTable<K,V> right)
          Performs an inner join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.join(PTable<K,U> left, PTable<K,V> right, JoinFn<K,U,V> joinFn)
           
static
<K,U,V> PTable<K,Pair<U,V>>
Join.leftJoin(PTable<K,U> left, PTable<K,V> right)
          Performs a left outer join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.rightJoin(PTable<K,U> left, PTable<K,V> right)
          Performs a right outer join on the specified PTables.
static
<K,V> PTable<K,V>
Sort.sort(PTable<K,V> table)
          Sorts the PTable using the natural ordering of its keys.
static
<K,V> PTable<K,V>
Sort.sort(PTable<K,V> table, Sort.Order key)
          Sorts the PTable using the natural ordering of its keys in the order specified.
static
<K,V> PTable<K,V>
Aggregate.top(PTable<K,V> ptable, int limit, boolean maximize)
           
 

Methods in org.apache.crunch.lib with parameters of type PTable
static
<K,U,V> PTable<K,Pair<Collection<U>,Collection<V>>>
Cogroup.cogroup(PTable<K,U> left, PTable<K,V> right)
          Co-groups the two PTable arguments.
static
<K,U,V> PTable<K,Pair<Collection<U>,Collection<V>>>
Cogroup.cogroup(PTable<K,U> left, PTable<K,V> right)
          Co-groups the two PTable arguments.
static
<K,V> PTable<K,Collection<V>>
Aggregate.collectValues(PTable<K,V> collect)
           
static
<K1,K2,U,V>
PTable<Pair<K1,K2>,Pair<U,V>>
Cartesian.cross(PTable<K1,U> left, PTable<K2,V> right)
          Performs a full cross join on the specified PTables (using the same strategy as Pig's CROSS operator).
static
<K1,K2,U,V>
PTable<Pair<K1,K2>,Pair<U,V>>
Cartesian.cross(PTable<K1,U> left, PTable<K2,V> right)
          Performs a full cross join on the specified PTables (using the same strategy as Pig's CROSS operator).
static
<K1,K2,U,V>
PTable<Pair<K1,K2>,Pair<U,V>>
Cartesian.cross(PTable<K1,U> left, PTable<K2,V> right, int parallelism)
          Performs a full cross join on the specified PTables (using the same strategy as Pig's CROSS operator).
static
<K1,K2,U,V>
PTable<Pair<K1,K2>,Pair<U,V>>
Cartesian.cross(PTable<K1,U> left, PTable<K2,V> right, int parallelism)
          Performs a full cross join on the specified PTables (using the same strategy as Pig's CROSS operator).
static
<K,U,V> PTable<K,Pair<U,V>>
Join.fullJoin(PTable<K,U> left, PTable<K,V> right)
          Performs a full outer join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.fullJoin(PTable<K,U> left, PTable<K,V> right)
          Performs a full outer join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.innerJoin(PTable<K,U> left, PTable<K,V> right)
          Performs an inner join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.innerJoin(PTable<K,U> left, PTable<K,V> right)
          Performs an inner join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.join(PTable<K,U> left, PTable<K,V> right)
          Performs an inner join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.join(PTable<K,U> left, PTable<K,V> right)
          Performs an inner join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.join(PTable<K,U> left, PTable<K,V> right, JoinFn<K,U,V> joinFn)
           
static
<K,U,V> PTable<K,Pair<U,V>>
Join.join(PTable<K,U> left, PTable<K,V> right, JoinFn<K,U,V> joinFn)
           
static
<K,V> PCollection<K>
PTables.keys(PTable<K,V> ptable)
           
static
<K,U,V> PTable<K,Pair<U,V>>
Join.leftJoin(PTable<K,U> left, PTable<K,V> right)
          Performs a left outer join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.leftJoin(PTable<K,U> left, PTable<K,V> right)
          Performs a left outer join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.rightJoin(PTable<K,U> left, PTable<K,V> right)
          Performs a right outer join on the specified PTables.
static
<K,U,V> PTable<K,Pair<U,V>>
Join.rightJoin(PTable<K,U> left, PTable<K,V> right)
          Performs a right outer join on the specified PTables.
static
<K,V> PTable<K,V>
Sort.sort(PTable<K,V> table)
          Sorts the PTable using the natural ordering of its keys.
static
<K,V> PTable<K,V>
Sort.sort(PTable<K,V> table, Sort.Order key)
          Sorts the PTable using the natural ordering of its keys in the order specified.
static
<K,V> PTable<K,V>
Aggregate.top(PTable<K,V> ptable, int limit, boolean maximize)
           
static
<K,V> PCollection<V>
PTables.values(PTable<K,V> ptable)
           
 

Uses of PTable in org.apache.crunch.lib.join
 

Methods in org.apache.crunch.lib.join that return PTable
static
<K,U,V> PTable<K,Pair<U,V>>
MapsideJoin.join(PTable<K,U> left, PTable<K,V> right)
          Join two tables using a map side join.
 

Methods in org.apache.crunch.lib.join with parameters of type PTable
static
<K,U,V> PTable<K,Pair<U,V>>
MapsideJoin.join(PTable<K,U> left, PTable<K,V> right)
          Join two tables using a map side join.
static
<K,U,V> PTable<K,Pair<U,V>>
MapsideJoin.join(PTable<K,U> left, PTable<K,V> right)
          Join two tables using a map side join.
 

Uses of PTable in org.apache.crunch.tool
 

Methods in org.apache.crunch.tool that return PTable
<K,V> PTable<K,V>
CrunchTool.read(TableSource<K,V> tableSource)
           
 

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