Package org.apache.hadoop.hive.ql.lockmgr.HiveLockObject

Examples of org.apache.hadoop.hive.ql.lockmgr.HiveLockObject.HiveLockObjectData

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   **/
  private List<HiveLockObj> getLockObjects(Table t, Partition p, HiveLockMode mode)
      throws SemanticException {
    List<HiveLockObj> locks = new LinkedList<HiveLockObj>();

    HiveLockObjectData lockData =
      new HiveLockObjectData(plan.getQueryId(),
                             String.valueOf(System.currentTimeMillis()),
                             "IMPLICIT",
                             plan.getQueryStr());

    if (t != null) {
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      if (lockObjects.isEmpty() && !ctx.isNeedLockMgr()) {
        return 0;
      }

      HiveLockObjectData lockData =
        new HiveLockObjectData(plan.getQueryId(),
                               String.valueOf(System.currentTimeMillis()),
                               "IMPLICIT",
                               plan.getQueryStr());

      // Lock the database also
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        outStream.writeBytes(lock.getHiveLockObject().getDisplayName());
        outStream.write(separator);
        outStream.writeBytes(lock.getHiveLockMode().toString());
        if (isExt) {
          outStream.write(terminator);
          HiveLockObjectData lockData = lock.getHiveLockObject().getData();
          if (lockData != null) {
            outStream.writeBytes("LOCK_QUERYID:" + lockData.getQueryId() + " ");
            outStream.writeBytes("LOCK_TIME:" + lockData.getLockTime() + " ");
            outStream.writeBytes("LOCK_MODE:" + lockData.getLockMode() + " ");
          }
        }
        outStream.write(terminator);
      }
      ((FSDataOutputStream) outStream).close();
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    if (tbl == null) {
      throw new HiveException("Table " + tabName + " does not exist ");
    }

    Map<String, String> partSpec = lockTbl.getPartSpec();
    HiveLockObjectData lockData =
      new HiveLockObjectData(lockTbl.getQueryId(),
                             String.valueOf(System.currentTimeMillis()),
                             "EXPLICIT");

    if (partSpec == null) {
      HiveLock lck = lockMgr.lock(new HiveLockObject(tbl, lockData), mode, true, 0, 0);
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Related Classes of org.apache.hadoop.hive.ql.lockmgr.HiveLockObject.HiveLockObjectData

  • org.apache.hadoop.hive.ql.Driver
  • org.apache.hadoop.hive.ql.exec.DDLTask
  • org.apache.hadoop.hive.ql.lockmgr.EmbeddedLockManager
  • org.apache.hadoop.hive.ql.lockmgr.TestDummyTxnManager
  • org.apache.hadoop.hive.ql.lockmgr.TestEmbeddedLockManager
  • org.apache.hadoop.hive.ql.lockmgr.TestHiveLockObject
  • org.apache.hadoop.hive.ql.lockmgr.zookeeper.ZooKeeperHiveLockManager
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