Examples of HiveLockObject

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

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


      // Lock the database also
      try {
        Hive db = Hive.get(conf);
        lockObjects.add(new HiveLockObj(
                                        new HiveLockObject(db.getCurrentDatabase(), lockData),
                                        HiveLockMode.SHARED));
      } catch (HiveException e) {
        throw new SemanticException(e.getMessage());
      }

View Full Code Here

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

                             String.valueOf(System.currentTimeMillis()),
                             "EXPLICIT",
                             lockTbl.getQueryStr());


    if (partSpec == null) {
      HiveLock lck = lockMgr.lock(new HiveLockObject(tbl, lockData), mode, true);
      if (lck == null) {
        return 1;
      }
      return 0;
    }


    Partition par = db.getPartition(tbl, partSpec, false);
    if (par == null) {
      throw new HiveException("Partition " + partSpec + " for table " + tabName + " does not exist");
    }
    HiveLock lck = lockMgr.lock(new HiveLockObject(par, lockData), mode, true);
    if (lck == null) {
      return 1;
    }
    return 0;
  }

View Full Code Here

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

    Table  tbl = db.getTable(tabName);
    if (tbl == null) {
      throw new HiveException("Table " + tabName + " does not exist ");
    }


    HiveLockObject obj = null;


    if  (partSpec == null) {
      obj = new HiveLockObject(tbl, null);
    }
    else {
      Partition par = db.getPartition(tbl, partSpec, false);
      if (par == null) {
        throw new HiveException("Partition " + partSpec + " for table " + tabName + " does not exist");
      }
      obj = new HiveLockObject(par, null);
    }
    return obj;
  }

View Full Code Here

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

    if (lockMgr == null) {
      throw new HiveException("unlock Table LockManager not specified");
    }


    String tabName = unlockTbl.getTableName();
    HiveLockObject obj = getHiveObject(tabName, unlockTbl.getPartSpec());


    List<HiveLock> locks = lockMgr.getLocks(obj, false, false);
    if ((locks == null) || (locks.isEmpty())) {
      throw new HiveException("Table " + tabName + " is not locked ");
    }

View Full Code Here

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

            String.valueOf(System.currentTimeMillis()),
            "EXPLICIT",
            lockTbl.getQueryStr());


    if (partSpec == null) {
      HiveLock lck = lockMgr.lock(new HiveLockObject(tbl, lockData), mode, true);
      if (lck == null) {
        return 1;
      }
      return 0;
    }


    Partition par = db.getPartition(tbl, partSpec, false);
    if (par == null) {
      throw new HiveException("Partition " + partSpec + " for table " + tabName + " does not exist");
    }
    HiveLock lck = lockMgr.lock(new HiveLockObject(par, lockData), mode, true);
    if (lck == null) {
      return 1;
    }
    return 0;
  }

View Full Code Here

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

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


    HiveLock lck = lockMgr.lock(new HiveLockObject(dbObj.getName(), lockData), mode, true);
    if (lck == null) {
      return 1;
    }
    return 0;
  }

View Full Code Here

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


    Database dbObj = db.getDatabase(dbName);
    if (dbObj == null) {
      throw new HiveException("Database " + dbName + " does not exist ");
    }
    HiveLockObject obj = new HiveLockObject(dbObj.getName(), null);


    List<HiveLock> locks = lockMgr.getLocks(obj, false, false);
    if ((locks == null) || (locks.isEmpty())) {
      throw new HiveException("Database " + dbName + " is not locked ");
    }

View Full Code Here

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

    Table  tbl = db.getTable(tabName);
    if (tbl == null) {
      throw new HiveException("Table " + tabName + " does not exist ");
    }


    HiveLockObject obj = null;


    if  (partSpec == null) {
      obj = new HiveLockObject(tbl, null);
    }
    else {
      Partition par = db.getPartition(tbl, partSpec, false);
      if (par == null) {
        throw new HiveException("Partition " + partSpec + " for table " + tabName + " does not exist");
      }
      obj = new HiveLockObject(par, null);
    }
    return obj;
  }

View Full Code Here

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

    if (lockMgr == null) {
      throw new HiveException("unlock Table LockManager not specified");
    }


    String tabName = unlockTbl.getTableName();
    HiveLockObject obj = getHiveObject(tabName, unlockTbl.getPartSpec());


    List<HiveLock> locks = lockMgr.getLocks(obj, false, false);
    if ((locks == null) || (locks.isEmpty())) {
      throw new HiveException("Table " + tabName + " is not locked ");
    }

View Full Code Here

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

      new HiveLockObjectData(plan.getQueryId(),
                             String.valueOf(System.currentTimeMillis()),
                             "IMPLICIT",
                             plan.getQueryStr());
    if (d != null) {
      locks.add(new HiveLockObj(new HiveLockObject(d.getName(), lockData), mode));
      return locks;
    }


    if (t != null) {
      locks.add(new HiveLockObj(new HiveLockObject(t.getDbName(), lockData), mode));
      locks.add(new HiveLockObj(new HiveLockObject(t, lockData), mode));
      mode = HiveLockMode.SHARED;
      locks.add(new HiveLockObj(new HiveLockObject(t.getDbName(), lockData), mode));
      return locks;
    }


    if (p != null) {
      locks.add(new HiveLockObj(new HiveLockObject(p.getTable().getDbName(), lockData), mode));
      if (!(p instanceof DummyPartition)) {
        locks.add(new HiveLockObj(new HiveLockObject(p, lockData), mode));
      }


      // All the parents are locked in shared mode
      mode = HiveLockMode.SHARED;


      // For dummy partitions, only partition name is needed
      String name = p.getName();


      if (p instanceof DummyPartition) {
        name = p.getName().split("@")[2];
      }


      String partialName = "";
      String[] partns = name.split("/");
      int len = p instanceof DummyPartition ? partns.length : partns.length - 1;
      Map<String, String> partialSpec = new LinkedHashMap<String, String>();
      for (int idx = 0; idx < len; idx++) {
        String partn = partns[idx];
        partialName += partn;
        String[] nameValue = partn.split("=");
        assert(nameValue.length == 2);
        partialSpec.put(nameValue[0], nameValue[1]);
        try {
          locks.add(new HiveLockObj(
                      new HiveLockObject(new DummyPartition(p.getTable(), p.getTable().getDbName()
                                                            + "/" + p.getTable().getTableName()
                                                            + "/" + partialName,
                                                              partialSpec), lockData), mode));
          partialName += "/";
        } catch (HiveException e) {
          throw new SemanticException(e.getMessage());
        }
      }


      locks.add(new HiveLockObj(new HiveLockObject(p.getTable(), lockData), mode));
      locks.add(new HiveLockObj(new HiveLockObject(p.getTable().getDbName(), lockData), mode));
    }


    return locks;
  }

View Full Code Here

0 1 2 3 4 5

TOP

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.