Package org.apache.hive.hcatalog.data

Examples of org.apache.hive.hcatalog.data.DefaultHCatRecord

58
59
60
61
62
63
64
65
66
67
68
    for (int i = 0; i < 20; i++) {
      List<Object> objList = new ArrayList<Object>();

      objList.add(i);
      objList.add("strvalue" + i);
      writeRecords.add(new DefaultHCatRecord(objList));
    }

    partitionColumns = new ArrayList<HCatFieldSchema>();
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("c1", serdeConstants.INT_TYPE_NAME, "")));
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("c2", serdeConstants.STRING_TYPE_NAME, "")));
View Full Code Here
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
      objList.add(i);
      objList.add("strvalue" + i);
      objList.add("str2value" + i);

      writeRecords.add(new DefaultHCatRecord(objList));
    }

    Map<String, String> partitionMap = new HashMap<String, String>();
    partitionMap.put("part1", "p1value5");
    partitionMap.put("part0", "p0value5");

    runMRCreate(partitionMap, partitionColumns, writeRecords, 10, true);

    tableSchema = getTableSchema();

    //assert that c3 has got added to table schema
    assertEquals(5, tableSchema.getFields().size());
    assertEquals("c1", tableSchema.getFields().get(0).getName());
    assertEquals("c2", tableSchema.getFields().get(1).getName());
    assertEquals("c3", tableSchema.getFields().get(2).getName());
    assertEquals("part1", tableSchema.getFields().get(3).getName());
    assertEquals("part0", tableSchema.getFields().get(4).getName());

    //Test that changing column data type fails
    partitionMap.clear();
    partitionMap.put("part1", "p1value6");
    partitionMap.put("part0", "p0value6");

    partitionColumns = new ArrayList<HCatFieldSchema>();
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("c1", serdeConstants.INT_TYPE_NAME, "")));
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("c2", serdeConstants.INT_TYPE_NAME, "")));

    IOException exc = null;
    try {
      runMRCreate(partitionMap, partitionColumns, writeRecords, 20, true);
    } catch (IOException e) {
      exc = e;
    }

    assertTrue(exc != null);
    assertTrue(exc instanceof HCatException);
    assertEquals(ErrorType.ERROR_SCHEMA_TYPE_MISMATCH, ((HCatException) exc).getErrorType());

    //Test that partition key is not allowed in data
    partitionColumns = new ArrayList<HCatFieldSchema>();
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("c1", serdeConstants.INT_TYPE_NAME, "")));
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("c2", serdeConstants.STRING_TYPE_NAME, "")));
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("c3", serdeConstants.STRING_TYPE_NAME, "")));
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("part1", serdeConstants.STRING_TYPE_NAME, "")));

    List<HCatRecord> recordsContainingPartitionCols = new ArrayList<HCatRecord>(20);
    for (int i = 0; i < 20; i++) {
      List<Object> objList = new ArrayList<Object>();

      objList.add(i);
      objList.add("c2value" + i);
      objList.add("c3value" + i);
      objList.add("p1value6");

      recordsContainingPartitionCols.add(new DefaultHCatRecord(objList));
    }

    exc = null;
    try {
      runMRCreate(partitionMap, partitionColumns, recordsContainingPartitionCols, 20, true);
View Full Code Here
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
      objList.add(i);
      objList.add("co strvalue" + i);
      objList.add("co str2value" + i);

      writeRecords.add(new DefaultHCatRecord(objList));
    }

    Map<String, String> partitionMap = new HashMap<String, String>();
    partitionMap.put("part1", "p1value8");
    partitionMap.put("part0", "p0value8");

    Exception exc = null;
    try {
      runMRCreate(partitionMap, partitionColumns, writeRecords, 10, true);
    } catch (IOException e) {
      exc = e;
    }

    assertTrue(exc != null);
    assertTrue(exc instanceof HCatException);
    assertEquals(ErrorType.ERROR_SCHEMA_COLUMN_MISMATCH, ((HCatException) exc).getErrorType());


    partitionColumns = new ArrayList<HCatFieldSchema>();
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("c1", serdeConstants.INT_TYPE_NAME, "")));
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("c2", serdeConstants.STRING_TYPE_NAME, "")));

    writeRecords = new ArrayList<HCatRecord>();

    for (int i = 0; i < 10; i++) {
      List<Object> objList = new ArrayList<Object>();

      objList.add(i);
      objList.add("co strvalue" + i);

      writeRecords.add(new DefaultHCatRecord(objList));
    }

    runMRCreate(partitionMap, partitionColumns, writeRecords, 10, true);

    if (isTableImmutable()){
View Full Code Here
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
      throws IOException, InterruptedException {
      HCatRecord record = null;
      String[] splits = value.toString().split(",");
      switch (i) {
      case 0:
        record = new DefaultHCatRecord(2);
        record.set(0, splits[0]);
        record.set(1, splits[1]);
        break;
      case 1:
        record = new DefaultHCatRecord(1);
        record.set(0, splits[0]);
        break;
      case 2:
        record = new DefaultHCatRecord(3);
        record.set(0, splits[0]);
        record.set(1, splits[1]);
        record.set(2, "extra");
        break;
      default:
View Full Code Here
117
118
119
120
121
122
123
124
125
126
127
  public static class Map extends Mapper<LongWritable, Text, NullWritable, DefaultHCatRecord> {

    public void map(LongWritable key, Text value, Context context) throws IOException, InterruptedException {
      String[] cols = value.toString().split(",");
      DefaultHCatRecord record = new DefaultHCatRecord(3);
      record.set(0, Integer.parseInt(cols[0]));
      record.set(1, cols[1]);
      record.set(2, cols[2]);
      context.write(NullWritable.get(), record);
    }
View Full Code Here
77
78
79
80
81
82
83
84
      List<Object> objList = new ArrayList<Object>();

      objList.add(i);
      objList.add("strvalue" + i);
      objList.add(String.valueOf((i % mod) + offset));
      writeRecords.add(new DefaultHCatRecord(objList));
    }
  }
View Full Code Here
56
57
58
59
60
61
62
63
64
65
66
    for (int i = 0; i < 20; i++) {
      List<Object> objList = new ArrayList<Object>();

      objList.add(i);
      objList.add("strvalue" + i);
      writeRecords.add(new DefaultHCatRecord(objList));
    }

    partitionColumns = new ArrayList<HCatFieldSchema>();
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("c1", serdeConstants.INT_TYPE_NAME, "")));
    partitionColumns.add(HCatSchemaUtils.getHCatFieldSchema(new FieldSchema("c2", serdeConstants.STRING_TYPE_NAME, "")));
View Full Code Here
66
67
68
69
70
71
72
73
74
75
76
      throws IOException, InterruptedException {
      String name = (String) value.get(0);
      int age = (Integer) value.get(1);
      String ds = (String) value.get(3);

      HCatRecord record = (filter == null ? new DefaultHCatRecord(3) : new DefaultHCatRecord(2));
      record.set(0, name);
      record.set(1, age);
      if (filter == null) record.set(2, ds);

      context.write(null, record);
View Full Code Here
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
      b = (Long) value.get(3);
      f = (Float) value.get(4);
      d = (Double) value.get(5);
      s = (String) value.get(6);

      HCatRecord record = new DefaultHCatRecord(7);
      record.set(0, t);
      record.set(1, si);
      record.set(2, i);
      record.set(3, b);
      record.set(4, f);
      record.set(5, d);
      record.set(6, s);

      context.write(null, record);

    }
View Full Code Here
73
74
75
76
77
78
79
      String[] fields = curLine.split("\t");
      List<Object> data = new ArrayList<Object>(3);
      data.add(fields[0]);
      data.add(Integer.parseInt(fields[1]));
      data.add(Double.parseDouble(fields[2]));
      return new DefaultHCatRecord(data);
    }
View Full Code Here
TOP

Related Classes of org.apache.hive.hcatalog.data.DefaultHCatRecord

  • org.apache.hive.hcatalog.hbase.TestHiveHBaseTableOutputFormat$MapHCatWrite
  • org.apache.hive.hcatalog.mapreduce.HCatRecordReader
  • org.apache.hive.hcatalog.mapreduce.TestHCatDynamicPartitioned
  • org.apache.hive.hcatalog.mapreduce.TestHCatMultiOutputFormat$MyMapper
  • org.apache.hive.hcatalog.mapreduce.TestHCatNonPartitioned
  • org.apache.hive.hcatalog.mapreduce.TestHCatPartitioned
  • org.apache.hive.hcatalog.mapreduce.TestPassProperties$Map
  • org.apache.hive.hcatalog.mapreduce.TestSequenceFileReadWrite$Map
  • org.apache.hive.hcatalog.pig.HCatBaseStorer
  • org.apache.hive.hcatalog.utils.DataWriterSlave$HCatRecordItr
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.