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Posted to dev@hive.apache.org by "richt richt (Jira)" <ji...@apache.org> on 2020/09/08 02:53:00 UTC

[jira] [Created] (HIVE-24128) transactions cannot recognize bucket file

richt richt created HIVE-24128:
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             Summary: transactions cannot recognize bucket file 
                 Key: HIVE-24128
                 URL: https://issues.apache.org/jira/browse/HIVE-24128
             Project: Hive
          Issue Type: Bug
          Components: Transactions
    Affects Versions: 3.1.1
            Reporter: richt richt


 
 * Error while compiling statement: FAILED: SemanticException [Error 10141]: Bucketed table metadata is not correct. Fix the metadata or don't use bucketed mapjoin, by setting hive.enforce.bucketmapjoin to false. The number of buckets for table dcp partition ods_load_date=20200701 is 2, whereas the number of files is 1
 * the trnasaaction table  manage file like below 
{code:java}
-rw-r--r--   3 hadoop supergroup          1 2020-09-08 10:20 /usr/hive/warehouse/test_etl_dwd.db/dcp/ods_load_date=20200701/_orc_acid_version
drwxr-xr-x   - hadoop supergroup          0 2020-09-07 19:28 /usr/hive/warehouse/test_etl_dwd.db/dcp/ods_load_date=20200701/base_0000021
-rw-r--r--   3 hadoop supergroup   15401449 2020-09-08 10:20 /usr/hive/warehouse/test_etl_dwd.db/dcp/ods_load_date=20200701/bucket_00000
-rw-r--r--   3 hadoop supergroup   15408471 2020-09-08 10:20 /usr/hive/warehouse/test_etl_dwd.db/dcp/ods_load_date=20200701/bucket_00001
{code}

 * it put the bucket file into.      dir  base**, 
 * but when I use merge  the table , hive will check the bucket file number , 
 * 
{code:java}
public static List<String> getBucketFilePathsOfPartition(      Path location, ParseContext pGraphContext) throws SemanticException {    List<String> fileNames = new ArrayList<String>();    try {      FileSystem fs = location.getFileSystem(pGraphContext.getConf());      FileStatus[] files = fs.listStatus(new Path(location.toString()), FileUtils.HIDDEN_FILES_PATH_FILTER);      if (files != null) {        for (FileStatus file : files) {          fileNames.add(file.getPath().toString());        }      }    } catch (IOException e) {      throw new SemanticException(e);    }    return fileNames;  }
{code}
it only. check the file under the partition , not check the base** directory 



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