Package org.apache.pig

Examples of org.apache.pig.FuncSpec

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      * @see org.apache.pig.EvalFunc#getArgToFuncMapping()
      */
     @Override
     public List<FuncSpec> getArgToFuncMapping() throws FrontendException {
        List<FuncSpec> funcList = new ArrayList<FuncSpec>();
        funcList.add(new FuncSpec(this.getClass().getName(), new Schema(new Schema.FieldSchema(null, DataType.CHARARRAY))));

        return funcList;
     }
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        List<FuncSpec> funcList = new ArrayList<FuncSpec>();
        Schema s = new Schema();
        s.add(new Schema.FieldSchema(null, DataType.CHARARRAY));
        s.add(new Schema.FieldSchema(null, DataType.CHARARRAY));
        s.add(new Schema.FieldSchema(null, DataType.CHARARRAY));
        funcList.add(new FuncSpec(this.getClass().getName(), s));
        return funcList;
    }
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  PigServer server = new PigServer(ExecType.LOCAL);
  server.setBatchOn();
  server.registerFunction(
    "org.apache.pig.piggybank.storage.HiveColumnarLoader",
    new FuncSpec(funcSpecString));

  server.registerQuery("a = LOAD '" + singlePartitionedFile + "' using "
    + funcSpecString + ";");

  Iterator<Tuple> result = server.openIterator("a");
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  PigServer server = new PigServer(ExecType.LOCAL);
  server.setBatchOn();
  server.registerFunction(
    "org.apache.pig.piggybank.storage.HiveColumnarLoader",
    new FuncSpec(funcSpecString));

  server.registerQuery("a = LOAD '" + singlePartitionedDir + "' using "
    + funcSpecString + ";");

  server.registerQuery("b = foreach a generate f1;");
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  PigServer server = new PigServer(ExecType.LOCAL);
  server.setBatchOn();
  server.registerFunction(
    "org.apache.pig.piggybank.storage.HiveColumnarLoader",
    new FuncSpec(funcSpecString));

  server.registerQuery("a = LOAD '" + singlePartitionedFile + "' using "
    + funcSpecString + ";");

  server.registerQuery("b = foreach a generate f1;");
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  PigServer server = new PigServer(ExecType.LOCAL);
  server.setBatchOn();
  server.registerFunction(
    "org.apache.pig.piggybank.storage.HiveColumnarLoader",
    new FuncSpec(funcSpecString));

  server.registerQuery("a = LOAD '"
    + yearMonthDayHourPartitionedDir.getAbsolutePath() + "' using "
    + funcSpecString + ";");
  server.registerQuery("f = FILTER a by year=='2010';");
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  PigServer server = new PigServer(ExecType.LOCAL);
  server.setBatchOn();
  server.registerFunction(
    "org.apache.pig.piggybank.storage.HiveColumnarLoader",
    new FuncSpec(funcSpecString));

  server.registerQuery("a = LOAD '"
    + yearMonthDayHourPartitionedDir.getAbsolutePath() + "' using "
    + funcSpecString + ";");
  server.registerQuery("f = FILTER a by year=='2010';");
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  PigServer server = new PigServer(ExecType.LOCAL);
  server.setBatchOn();
  server.registerFunction(
    "org.apache.pig.piggybank.storage.HiveColumnarLoader",
    new FuncSpec(funcSpecString));

  server.registerQuery("a = LOAD '"
    + datePartitionedDir.getAbsolutePath() + "' using "
    + funcSpecString + ";");
  server.registerQuery("b = FOREACH a GENERATE f2 as p;");
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  PigServer server = new PigServer(ExecType.LOCAL);
  server.setBatchOn();
  server.registerFunction(
    "org.apache.pig.piggybank.storage.HiveColumnarLoader",
    new FuncSpec(funcSpecString));

  server.registerQuery("a = LOAD '"
    + datePartitionedDir.getAbsolutePath() + "' using "
    + funcSpecString + ";");
  Iterator<Tuple> result = server.openIterator("a");
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  PigServer server = new PigServer(ExecType.LOCAL);
  server.setBatchOn();
  server.registerFunction(
    "org.apache.pig.piggybank.storage.HiveColumnarLoader",
    new FuncSpec(funcSpecString));

  server.registerQuery("a = LOAD '"
    + datePartitionedDir.getAbsolutePath() + "' using "
    + funcSpecString + ";");
  Iterator<Tuple> result = server.openIterator("a");
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