Package org.apache.pig.impl.io

Examples of org.apache.pig.impl.io.PigFile.store()

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        t.append(weights);
        b.add(t);
       
        String fileName = "file:"+File.createTempFile("tmp", "");
        PigFile f = new PigFile(fileName);
        f.store(b, new BinStorage(), pigServer.getPigContext());
       
       
        pigServer.registerQuery("a = load '" + Util.encodeEscape(fileName) + "' using BinStorage();");
        pigServer.registerQuery("b = foreach a generate $0#'apple',flatten($1#'orange');");
        Iterator<Tuple> iter = pigServer.openIterator("b");
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        t.append(weights);
        b.add(t);
       
        String fileName = "file:"+File.createTempFile("tmp", "");
        PigFile f = new PigFile(fileName);
        f.store(b, new BinStorage(), pigServer.getPigContext());
       
       
        pigServer.registerQuery("a = load '" + Util.encodeEscape(fileName) + "' using BinStorage();");
        pigServer.registerQuery("b = foreach a generate $0#'apple',flatten($1#'orange');");
        Iterator<Tuple> iter = pigServer.openIterator("b");
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        File tmpFile = Util.createTempFileDelOnExit("tmp", "");
        tmpFile.deleteOnExit();
        String fileName = tmpFile.getAbsolutePath();
        PigFile f = new PigFile(fileName);
        f.store(b, new FuncSpec(BinStorage.class.getCanonicalName()),
                pigServer.getPigContext());       
       
        pigServer.registerQuery("a = load '" + fileName + "' using BinStorage();");
        pigServer.registerQuery("b = foreach a generate $0#'apple',flatten($1#'orange');");
        Iterator<Tuple> iter = pigServer.openIterator("b");
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        File tempF = File.createTempFile("tmp", "");
        String fileName = tempF.getCanonicalPath();
        tempF.delete(); // we only needed the temp file name, so delete the file
        PigFile f = new PigFile(fileName);
        f.store(b, new FuncSpec(BinStorage.class.getCanonicalName()), pigServer.getPigContext());
       
       
        pigServer.registerQuery("a = load '" + fileName + "' using BinStorage();");
        pigServer.registerQuery("b = foreach a generate $0#'apple',flatten($1#'orange');");
        Iterator<Tuple> iter = pigServer.openIterator("b");
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                if (success && !descriptor.exists()) {
                       
                    // create an empty output file
                    PigFile f = new PigFile(outputFile.toString(), false);
                    f.store(BagFactory.getInstance().newDefaultBag(),
                            new PigStorage(),
                            pom.pigContext);
                }
            }
            catch (DataStorageException e) {
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