Java Code Examples for org.apache.hadoop.hbase.HTableDescriptor#getFamilies()

The following examples show how to use org.apache.hadoop.hbase.HTableDescriptor#getFamilies() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: HFileOutputFormat3.java    From kylin-on-parquet-v2 with Apache License 2.0 6 votes vote down vote up 
/**
 * Serialize column family to block size map to configuration.
 * Invoked while configuring the MR job for incremental load.
 * @param tableDescriptor to read the properties from
 * @param conf to persist serialized values into
 *
 * @throws IOException
 *           on failure to read column family descriptors
 */
@VisibleForTesting
static void configureBlockSize(HTableDescriptor tableDescriptor, Configuration conf)
        throws UnsupportedEncodingException {
    StringBuilder blockSizeConfigValue = new StringBuilder();
    if (tableDescriptor == null) {
        // could happen with mock table instance
        return;
    }
    Collection<HColumnDescriptor> families = tableDescriptor.getFamilies();
    int i = 0;
    for (HColumnDescriptor familyDescriptor : families) {
        if (i++ > 0) {
            blockSizeConfigValue.append('&');
        }
        blockSizeConfigValue.append(URLEncoder.encode(familyDescriptor.getNameAsString(), "UTF-8"));
        blockSizeConfigValue.append('=');
        blockSizeConfigValue.append(URLEncoder.encode(String.valueOf(familyDescriptor.getBlocksize()), "UTF-8"));
    }
    // Get rid of the last ampersand
    conf.set(BLOCK_SIZE_FAMILIES_CONF_KEY, blockSizeConfigValue.toString());
}
Example 2
Source File: HFileOutputFormat3.java    From kylin-on-parquet-v2 with Apache License 2.0 6 votes vote down vote up 
/**
 * Serialize column family to bloom type map to configuration.
 * Invoked while configuring the MR job for incremental load.
 * @param tableDescriptor to read the properties from
 * @param conf to persist serialized values into
 *
 * @throws IOException
 *           on failure to read column family descriptors
 */
@VisibleForTesting
static void configureBloomType(HTableDescriptor tableDescriptor, Configuration conf)
        throws UnsupportedEncodingException {
    if (tableDescriptor == null) {
        // could happen with mock table instance
        return;
    }
    StringBuilder bloomTypeConfigValue = new StringBuilder();
    Collection<HColumnDescriptor> families = tableDescriptor.getFamilies();
    int i = 0;
    for (HColumnDescriptor familyDescriptor : families) {
        if (i++ > 0) {
            bloomTypeConfigValue.append('&');
        }
        bloomTypeConfigValue.append(URLEncoder.encode(familyDescriptor.getNameAsString(), "UTF-8"));
        bloomTypeConfigValue.append('=');
        String bloomType = familyDescriptor.getBloomFilterType().toString();
        if (bloomType == null) {
            bloomType = HColumnDescriptor.DEFAULT_BLOOMFILTER;
        }
        bloomTypeConfigValue.append(URLEncoder.encode(bloomType, "UTF-8"));
    }
    conf.set(BLOOM_TYPE_FAMILIES_CONF_KEY, bloomTypeConfigValue.toString());
}
Example 3
Source File: HFileOutputFormat3.java    From kylin-on-parquet-v2 with Apache License 2.0 6 votes vote down vote up 
/**
 * Serialize column family to data block encoding map to configuration.
 * Invoked while configuring the MR job for incremental load.
 *
 * @param table to read the properties from
 * @param conf to persist serialized values into
 * @throws IOException
 *           on failure to read column family descriptors
 */
@VisibleForTesting
static void configureDataBlockEncoding(HTableDescriptor tableDescriptor, Configuration conf)
        throws UnsupportedEncodingException {
    if (tableDescriptor == null) {
        // could happen with mock table instance
        return;
    }
    StringBuilder dataBlockEncodingConfigValue = new StringBuilder();
    Collection<HColumnDescriptor> families = tableDescriptor.getFamilies();
    int i = 0;
    for (HColumnDescriptor familyDescriptor : families) {
        if (i++ > 0) {
            dataBlockEncodingConfigValue.append('&');
        }
        dataBlockEncodingConfigValue.append(URLEncoder.encode(familyDescriptor.getNameAsString(), "UTF-8"));
        dataBlockEncodingConfigValue.append('=');
        DataBlockEncoding encoding = familyDescriptor.getDataBlockEncoding();
        if (encoding == null) {
            encoding = DataBlockEncoding.NONE;
        }
        dataBlockEncodingConfigValue.append(URLEncoder.encode(encoding.toString(), "UTF-8"));
    }
    conf.set(DATABLOCK_ENCODING_FAMILIES_CONF_KEY, dataBlockEncodingConfigValue.toString());
}
Example 4
Source File: HFileOutputFormat3.java    From kylin-on-parquet-v2 with Apache License 2.0 6 votes vote down vote up 
/**
 * Serialize column family to compression algorithm map to configuration.
 * Invoked while configuring the MR job for incremental load.
 *
 * @param table to read the properties from
 * @param conf to persist serialized values into
 * @throws IOException
 *           on failure to read column family descriptors
 */
@edu.umd.cs.findbugs.annotations.SuppressWarnings(value = "RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE")
@VisibleForTesting
static void configureCompression(Configuration conf, HTableDescriptor tableDescriptor)
        throws UnsupportedEncodingException {
    StringBuilder compressionConfigValue = new StringBuilder();
    if (tableDescriptor == null) {
        // could happen with mock table instance
        return;
    }
    Collection<HColumnDescriptor> families = tableDescriptor.getFamilies();
    int i = 0;
    for (HColumnDescriptor familyDescriptor : families) {
        if (i++ > 0) {
            compressionConfigValue.append('&');
        }
        compressionConfigValue.append(URLEncoder.encode(familyDescriptor.getNameAsString(), "UTF-8"));
        compressionConfigValue.append('=');
        compressionConfigValue.append(URLEncoder.encode(familyDescriptor.getCompression().getName(), "UTF-8"));
    }
    // Get rid of the last ampersand
    conf.set(COMPRESSION_FAMILIES_CONF_KEY, compressionConfigValue.toString());
}
Example 5
Source File: Describe.java    From examples with Apache License 2.0 6 votes vote down vote up 
public static void main(String[] args) throws MasterNotRunningException, ZooKeeperConnectionException, IOException {
  // Instantiate default HBase configuration object.
  // Configuration file must be in the classpath
  Configuration conf = HBaseConfiguration.create();
  // tag::DESCRIBE
  HBaseAdmin admin = new HBaseAdmin(conf);
  HTableDescriptor desc = admin.getTableDescriptor(TableName.valueOf("crc"));
  Collection<HColumnDescriptor> families = desc.getFamilies();
  System.out.println("Table " + desc.getTableName() + " has " + families.size() + " family(ies)");
  for (Iterator<HColumnDescriptor> iterator = families.iterator(); iterator.hasNext();) {
    HColumnDescriptor family = iterator.next();
    System.out.println("Family details: " + family);
  }
  // end::DESCRIBE
  admin.close();
}
Example 6
Source File: HFileOutputFormat3.java    From kylin with Apache License 2.0 6 votes vote down vote up 
/**
 * Serialize column family to data block encoding map to configuration.
 * Invoked while configuring the MR job for incremental load.
 *
 * @param table to read the properties from
 * @param conf to persist serialized values into
 * @throws IOException
 *           on failure to read column family descriptors
 */
@VisibleForTesting
static void configureDataBlockEncoding(HTableDescriptor tableDescriptor, Configuration conf)
        throws UnsupportedEncodingException {
    if (tableDescriptor == null) {
        // could happen with mock table instance
        return;
    }
    StringBuilder dataBlockEncodingConfigValue = new StringBuilder();
    Collection<HColumnDescriptor> families = tableDescriptor.getFamilies();
    int i = 0;
    for (HColumnDescriptor familyDescriptor : families) {
        if (i++ > 0) {
            dataBlockEncodingConfigValue.append('&');
        }
        dataBlockEncodingConfigValue.append(URLEncoder.encode(familyDescriptor.getNameAsString(), "UTF-8"));
        dataBlockEncodingConfigValue.append('=');
        DataBlockEncoding encoding = familyDescriptor.getDataBlockEncoding();
        if (encoding == null) {
            encoding = DataBlockEncoding.NONE;
        }
        dataBlockEncodingConfigValue.append(URLEncoder.encode(encoding.toString(), "UTF-8"));
    }
    conf.set(DATABLOCK_ENCODING_FAMILIES_CONF_KEY, dataBlockEncodingConfigValue.toString());
}
Example 7
Source File: HFileOutputFormat3.java    From kylin with Apache License 2.0 6 votes vote down vote up 
/**
 * Serialize column family to bloom type map to configuration.
 * Invoked while configuring the MR job for incremental load.
 * @param tableDescriptor to read the properties from
 * @param conf to persist serialized values into
 *
 * @throws IOException
 *           on failure to read column family descriptors
 */
@VisibleForTesting
static void configureBloomType(HTableDescriptor tableDescriptor, Configuration conf)
        throws UnsupportedEncodingException {
    if (tableDescriptor == null) {
        // could happen with mock table instance
        return;
    }
    StringBuilder bloomTypeConfigValue = new StringBuilder();
    Collection<HColumnDescriptor> families = tableDescriptor.getFamilies();
    int i = 0;
    for (HColumnDescriptor familyDescriptor : families) {
        if (i++ > 0) {
            bloomTypeConfigValue.append('&');
        }
        bloomTypeConfigValue.append(URLEncoder.encode(familyDescriptor.getNameAsString(), "UTF-8"));
        bloomTypeConfigValue.append('=');
        String bloomType = familyDescriptor.getBloomFilterType().toString();
        if (bloomType == null) {
            bloomType = HColumnDescriptor.DEFAULT_BLOOMFILTER;
        }
        bloomTypeConfigValue.append(URLEncoder.encode(bloomType, "UTF-8"));
    }
    conf.set(BLOOM_TYPE_FAMILIES_CONF_KEY, bloomTypeConfigValue.toString());
}
Example 8
Source File: HFileOutputFormat3.java    From kylin with Apache License 2.0 6 votes vote down vote up 
/**
 * Serialize column family to block size map to configuration.
 * Invoked while configuring the MR job for incremental load.
 * @param tableDescriptor to read the properties from
 * @param conf to persist serialized values into
 *
 * @throws IOException
 *           on failure to read column family descriptors
 */
@VisibleForTesting
static void configureBlockSize(HTableDescriptor tableDescriptor, Configuration conf)
        throws UnsupportedEncodingException {
    StringBuilder blockSizeConfigValue = new StringBuilder();
    if (tableDescriptor == null) {
        // could happen with mock table instance
        return;
    }
    Collection<HColumnDescriptor> families = tableDescriptor.getFamilies();
    int i = 0;
    for (HColumnDescriptor familyDescriptor : families) {
        if (i++ > 0) {
            blockSizeConfigValue.append('&');
        }
        blockSizeConfigValue.append(URLEncoder.encode(familyDescriptor.getNameAsString(), "UTF-8"));
        blockSizeConfigValue.append('=');
        blockSizeConfigValue.append(URLEncoder.encode(String.valueOf(familyDescriptor.getBlocksize()), "UTF-8"));
    }
    // Get rid of the last ampersand
    conf.set(BLOCK_SIZE_FAMILIES_CONF_KEY, blockSizeConfigValue.toString());
}
Example 9
Source File: HFileOutputFormat3.java    From kylin with Apache License 2.0 6 votes vote down vote up 
/**
 * Serialize column family to compression algorithm map to configuration.
 * Invoked while configuring the MR job for incremental load.
 *
 * @param table to read the properties from
 * @param conf to persist serialized values into
 * @throws IOException
 *           on failure to read column family descriptors
 */
@edu.umd.cs.findbugs.annotations.SuppressWarnings(value = "RCN_REDUNDANT_NULLCHECK_OF_NONNULL_VALUE")
@VisibleForTesting
static void configureCompression(Configuration conf, HTableDescriptor tableDescriptor)
        throws UnsupportedEncodingException {
    StringBuilder compressionConfigValue = new StringBuilder();
    if (tableDescriptor == null) {
        // could happen with mock table instance
        return;
    }
    Collection<HColumnDescriptor> families = tableDescriptor.getFamilies();
    int i = 0;
    for (HColumnDescriptor familyDescriptor : families) {
        if (i++ > 0) {
            compressionConfigValue.append('&');
        }
        compressionConfigValue.append(URLEncoder.encode(familyDescriptor.getNameAsString(), "UTF-8"));
        compressionConfigValue.append('=');
        compressionConfigValue.append(URLEncoder.encode(familyDescriptor.getCompression().getName(), "UTF-8"));
    }
    // Get rid of the last ampersand
    conf.set(COMPRESSION_FAMILIES_CONF_KEY, compressionConfigValue.toString());
}
Example 10
Source File: CommonHBaseConnection.java    From pentaho-hadoop-shims with Apache License 2.0 5 votes vote down vote up 
@Override
public List<String> getTableFamiles( String tableName ) throws Exception {
  checkConfiguration();

  HTableDescriptor descriptor = m_admin.getTableDescriptor( m_bytesUtil.toBytes( tableName ) );
  Collection<HColumnDescriptor> families = descriptor.getFamilies();
  List<String> famList = new ArrayList<String>();
  for ( HColumnDescriptor h : families ) {
    famList.add( h.getNameAsString() );
  }

  return famList;
}
Example 11
Source File: HtdHbaseSchemaVerifier.java    From pinpoint with Apache License 2.0 5 votes vote down vote up 
private boolean verifySchema(HTableDescriptor expected, HTableDescriptor actual) {
    if (!expected.getTableName().equals(actual.getTableName())) {
        return false;
    }
    for (HColumnDescriptor expectedHcd : expected.getFamilies()) {
        if (!actual.hasFamily(expectedHcd.getName())) {
            return false;
        }
    }
    return true;
}
Example 12
Source File: TransactionProcessor.java    From phoenix-tephra with Apache License 2.0 5 votes vote down vote up 
@Override
public void start(CoprocessorEnvironment e) throws IOException {
  if (e instanceof RegionCoprocessorEnvironment) {
    RegionCoprocessorEnvironment env = (RegionCoprocessorEnvironment) e;
    this.cacheSupplier = getTransactionStateCacheSupplier(env);
    this.cache = cacheSupplier.get();

    HTableDescriptor tableDesc = env.getRegion().getTableDesc();
    for (HColumnDescriptor columnDesc : tableDesc.getFamilies()) {
      String columnTTL = columnDesc.getValue(TxConstants.PROPERTY_TTL);
      long ttl = 0;
      if (columnTTL != null) {
        try {
          ttl = Long.parseLong(columnTTL);
          LOG.info("Family " + columnDesc.getNameAsString() + " has TTL of " + columnTTL);
        } catch (NumberFormatException nfe) {
          LOG.warn("Invalid TTL value configured for column family " + columnDesc.getNameAsString() +
                     ", value = " + columnTTL);
        }
      }
      ttlByFamily.put(columnDesc.getName(), ttl);
    }

    this.allowEmptyValues = getAllowEmptyValues(env, tableDesc);
    this.txMaxLifetimeMillis = getTxMaxLifetimeMillis(env);
    this.readNonTxnData = Boolean.valueOf(tableDesc.getValue(TxConstants.READ_NON_TX_DATA));
    if (readNonTxnData) {
      LOG.info("Reading pre-existing data enabled for table " + tableDesc.getNameAsString());
    }
    initializePruneState(env);
  }
}
Example 13
Source File: TransactionProcessor.java    From phoenix-tephra with Apache License 2.0 5 votes vote down vote up 
@Override
public void start(CoprocessorEnvironment e) throws IOException {
  if (e instanceof RegionCoprocessorEnvironment) {
    RegionCoprocessorEnvironment env = (RegionCoprocessorEnvironment) e;
    this.cacheSupplier = getTransactionStateCacheSupplier(env);
    this.cache = cacheSupplier.get();

    HTableDescriptor tableDesc = env.getRegion().getTableDesc();
    for (HColumnDescriptor columnDesc : tableDesc.getFamilies()) {
      String columnTTL = columnDesc.getValue(TxConstants.PROPERTY_TTL);
      long ttl = 0;
      if (columnTTL != null) {
        try {
          ttl = Long.parseLong(columnTTL);
          LOG.info("Family " + columnDesc.getNameAsString() + " has TTL of " + columnTTL);
        } catch (NumberFormatException nfe) {
          LOG.warn("Invalid TTL value configured for column family " + columnDesc.getNameAsString() +
                     ", value = " + columnTTL);
        }
      }
      ttlByFamily.put(columnDesc.getName(), ttl);
    }

    this.allowEmptyValues = getAllowEmptyValues(env, tableDesc);
    this.txMaxLifetimeMillis = getTxMaxLifetimeMillis(env);
    this.readNonTxnData = Boolean.valueOf(tableDesc.getValue(TxConstants.READ_NON_TX_DATA));
    if (readNonTxnData) {
      LOG.info("Reading pre-existing data enabled for table " + tableDesc.getNameAsString());
    }
    initializePruneState(env);
  }
}
Example 14
Source File: TransactionProcessor.java    From phoenix-tephra with Apache License 2.0 5 votes vote down vote up 
@Override
public void start(CoprocessorEnvironment e) throws IOException {
  if (e instanceof RegionCoprocessorEnvironment) {
    RegionCoprocessorEnvironment env = (RegionCoprocessorEnvironment) e;
    this.cacheSupplier = getTransactionStateCacheSupplier(env);
    this.cache = cacheSupplier.get();

    HTableDescriptor tableDesc = env.getRegion().getTableDesc();
    for (HColumnDescriptor columnDesc : tableDesc.getFamilies()) {
      String columnTTL = columnDesc.getValue(TxConstants.PROPERTY_TTL);
      long ttl = 0;
      if (columnTTL != null) {
        try {
          ttl = Long.parseLong(columnTTL);
          LOG.info("Family " + columnDesc.getNameAsString() + " has TTL of " + columnTTL);
        } catch (NumberFormatException nfe) {
          LOG.warn("Invalid TTL value configured for column family " + columnDesc.getNameAsString() +
                     ", value = " + columnTTL);
        }
      }
      ttlByFamily.put(columnDesc.getName(), ttl);
    }

    this.allowEmptyValues = getAllowEmptyValues(env, tableDesc);
    this.txMaxLifetimeMillis = getTxMaxLifetimeMillis(env);
    this.readNonTxnData = Boolean.valueOf(tableDesc.getValue(TxConstants.READ_NON_TX_DATA));
    if (readNonTxnData) {
      LOG.info("Reading pre-existing data enabled for table " + tableDesc.getNameAsString());
    }
    initializePruneState(env);
  }
}
Example 15
Source File: TransactionProcessor.java    From phoenix-tephra with Apache License 2.0 5 votes vote down vote up 
@Override
public void start(CoprocessorEnvironment e) throws IOException {
  if (e instanceof RegionCoprocessorEnvironment) {
    RegionCoprocessorEnvironment env = (RegionCoprocessorEnvironment) e;
    this.cacheSupplier = getTransactionStateCacheSupplier(env);
    this.cache = cacheSupplier.get();

    HTableDescriptor tableDesc = env.getRegion().getTableDesc();
    for (HColumnDescriptor columnDesc : tableDesc.getFamilies()) {
      String columnTTL = columnDesc.getValue(TxConstants.PROPERTY_TTL);
      long ttl = 0;
      if (columnTTL != null) {
        try {
          ttl = Long.parseLong(columnTTL);
          LOG.info("Family " + columnDesc.getNameAsString() + " has TTL of " + columnTTL);
        } catch (NumberFormatException nfe) {
          LOG.warn("Invalid TTL value configured for column family " + columnDesc.getNameAsString() +
                     ", value = " + columnTTL);
        }
      }
      ttlByFamily.put(columnDesc.getName(), ttl);
    }

    this.allowEmptyValues = getAllowEmptyValues(env, tableDesc);
    this.txMaxLifetimeMillis = getTxMaxLifetimeMillis(env);
    this.readNonTxnData = Boolean.valueOf(tableDesc.getValue(TxConstants.READ_NON_TX_DATA));
    if (readNonTxnData) {
      LOG.info("Reading pre-existing data enabled for table " + tableDesc.getNameAsString());
    }
    initializePruneState(env);
  }
}
Example 16
Source File: TransactionProcessor.java    From phoenix-tephra with Apache License 2.0 5 votes vote down vote up 
@Override
public void start(CoprocessorEnvironment e) throws IOException {
  if (e instanceof RegionCoprocessorEnvironment) {
    RegionCoprocessorEnvironment env = (RegionCoprocessorEnvironment) e;
    this.cacheSupplier = getTransactionStateCacheSupplier(env);
    this.cache = cacheSupplier.get();

    HTableDescriptor tableDesc = env.getRegion().getTableDesc();
    for (HColumnDescriptor columnDesc : tableDesc.getFamilies()) {
      String columnTTL = columnDesc.getValue(TxConstants.PROPERTY_TTL);
      long ttl = 0;
      if (columnTTL != null) {
        try {
          ttl = Long.parseLong(columnTTL);
          LOG.info("Family " + columnDesc.getNameAsString() + " has TTL of " + columnTTL);
        } catch (NumberFormatException nfe) {
          LOG.warn("Invalid TTL value configured for column family " + columnDesc.getNameAsString() +
                     ", value = " + columnTTL);
        }
      }
      ttlByFamily.put(columnDesc.getName(), ttl);
    }

    this.allowEmptyValues = getAllowEmptyValues(env, tableDesc);
    this.txMaxLifetimeMillis = getTxMaxLifetimeMillis(env);
    this.readNonTxnData = Boolean.valueOf(tableDesc.getValue(TxConstants.READ_NON_TX_DATA));
    if (readNonTxnData) {
      LOG.info("Reading pre-existing data enabled for table " + tableDesc.getNameAsString());
    }
    initializePruneState(env);
  }
}
Example 17
Source File: TransactionProcessor.java    From phoenix-tephra with Apache License 2.0 5 votes vote down vote up 
@Override
public void start(CoprocessorEnvironment e) throws IOException {
  if (e instanceof RegionCoprocessorEnvironment) {
    RegionCoprocessorEnvironment env = (RegionCoprocessorEnvironment) e;
    this.cacheSupplier = getTransactionStateCacheSupplier(env);
    this.cache = cacheSupplier.get();

    HTableDescriptor tableDesc = env.getRegion().getTableDesc();
    for (HColumnDescriptor columnDesc : tableDesc.getFamilies()) {
      String columnTTL = columnDesc.getValue(TxConstants.PROPERTY_TTL);
      long ttl = 0;
      if (columnTTL != null) {
        try {
          ttl = Long.parseLong(columnTTL);
          LOG.info("Family " + columnDesc.getNameAsString() + " has TTL of " + columnTTL);
        } catch (NumberFormatException nfe) {
          LOG.warn("Invalid TTL value configured for column family " + columnDesc.getNameAsString() +
                     ", value = " + columnTTL);
        }
      }
      ttlByFamily.put(columnDesc.getName(), ttl);
    }

    this.allowEmptyValues = getAllowEmptyValues(env, tableDesc);
    this.txMaxLifetimeMillis = getTxMaxLifetimeMillis(env);
    this.readNonTxnData = Boolean.valueOf(tableDesc.getValue(TxConstants.READ_NON_TX_DATA));
    if (readNonTxnData) {
      LOG.info("Reading pre-existing data enabled for table " + tableDesc.getNameAsString());
    }
    initializePruneState(env);
  }
}
Example 18
Source File: TransactionProcessor.java    From phoenix-tephra with Apache License 2.0 5 votes vote down vote up 
@Override
public void start(CoprocessorEnvironment e) throws IOException {
  if (e instanceof RegionCoprocessorEnvironment) {
    RegionCoprocessorEnvironment env = (RegionCoprocessorEnvironment) e;
    this.cacheSupplier = getTransactionStateCacheSupplier(env);
    this.cache = cacheSupplier.get();

    HTableDescriptor tableDesc = env.getRegion().getTableDesc();
    for (HColumnDescriptor columnDesc : tableDesc.getFamilies()) {
      String columnTTL = columnDesc.getValue(TxConstants.PROPERTY_TTL);
      long ttl = 0;
      if (columnTTL != null) {
        try {
          ttl = Long.parseLong(columnTTL);
          LOG.info("Family " + columnDesc.getNameAsString() + " has TTL of " + columnTTL);
        } catch (NumberFormatException nfe) {
          LOG.warn("Invalid TTL value configured for column family " + columnDesc.getNameAsString() +
                     ", value = " + columnTTL);
        }
      }
      ttlByFamily.put(columnDesc.getName(), ttl);
    }

    this.allowEmptyValues = getAllowEmptyValues(env, tableDesc);
    this.txMaxLifetimeMillis = getTxMaxLifetimeMillis(env);
    this.readNonTxnData = Boolean.valueOf(tableDesc.getValue(TxConstants.READ_NON_TX_DATA));
    if (readNonTxnData) {
      LOG.info("Reading pre-existing data enabled for table " + tableDesc.getNameAsString());
    }
    initializePruneState(env);
  }
}