程序包 | 说明 |
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org.apache.hadoop.mapred.join |
Given a set of sorted datasets keyed with the same class and yielding equal
partitions, it is possible to effect a join of those datasets prior to the map.
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限定符和类型 | 方法和说明 |
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Parser.Node |
Parser.Token.getNode() |
Parser.Node |
Parser.NodeToken.getNode() |
限定符和类型 | 方法和说明 |
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protected static void |
Parser.Node.addIdentifier(String ident,
Class<?>[] mcstrSig,
Class<? extends Parser.Node> nodetype,
Class<? extends ComposableRecordReader> cl)
For a given identifier, add a mapping to the nodetype for the parse
tree and to the ComposableRecordReader to be created, including the
formals required to invoke the constructor.
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Copyright © 2009 The Apache Software Foundation