Package org.apache.hadoop.hive.metastore.api

Examples of org.apache.hadoop.hive.metastore.api.Database$DatabaseStandardSchemeFactory

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  }

  private int alterDatabase(AlterDatabaseDesc alterDbDesc) throws HiveException {

    String dbName = alterDbDesc.getDatabaseName();
    Database database = db.getDatabase(dbName);
    Map<String, String> newParams = alterDbDesc.getDatabaseProperties();

    if (database != null) {
      Map<String, String> params = database.getParameters();
      // if both old and new params are not null, merge them
      if (params != null && newParams != null) {
        params.putAll(newParams);
        database.setParameters(params);
      } else { // if one of them is null, replace the old params with the new one
        database.setParameters(newParams);
      }
      db.alterDatabase(database.getName(), database);
    } else {
      throw new HiveException("ERROR: The database " + dbName + " does not exist.");
    }
    return 0;
  }
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    try {
      Path resFile = new Path(descDatabase.getResFile());
      FileSystem fs = resFile.getFileSystem(conf);
      DataOutput outStream = fs.create(resFile);

      Database database = db.getDatabase(descDatabase.getDatabaseName());

      if (database != null) {
        outStream.writeBytes(database.getName());
        outStream.write(separator);
        if (database.getDescription() != null) {
          outStream.writeBytes(database.getDescription());
        }
        outStream.write(separator);
        if (database.getLocationUri() != null) {
          outStream.writeBytes(database.getLocationUri());
        }

        outStream.write(separator);
        if (descDatabase.isExt() && database.getParametersSize() > 0) {
          Map<String, String> params = database.getParameters();
          outStream.writeBytes(params.toString());
        }

      } else {
        outStream.writeBytes("No such database: " + descDatabase.getDatabaseName());
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   * @throws HiveException
   * @throws AlreadyExistsException
   */
  private int createDatabase(Hive db, CreateDatabaseDesc crtDb)
      throws HiveException, AlreadyExistsException {
    Database database = new Database();
    database.setName(crtDb.getName());
    database.setDescription(crtDb.getComment());
    database.setLocationUri(crtDb.getLocationUri());
    database.setParameters(crtDb.getDatabaseProperties());

    db.createDatabase(database, crtDb.getIfNotExists());
    return 0;
  }
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      throw new HiveException("ERROR: The database " + dbName + " does not exist.");
    }
    db.setCurrentDatabase(dbName);

    // set database specific parameters
    Database database = db.getDatabase(dbName);
    assert(database != null);
    Map<String, String> dbParams = database.getParameters();
    if (dbParams != null) {
      for (HiveConf.ConfVars var: HiveConf.dbVars) {
        String newValue = dbParams.get(var.varname);
        if (newValue != null) {
           LOG.info("Changing " + var.varname +
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    AlterDatabaseDesc alterDesc = new AlterDatabaseDesc(dbName, dbProps);
    addAlterDbDesc(alterDesc);
  }

  private void addAlterDbDesc(AlterDatabaseDesc alterDesc) throws SemanticException {
    Database database = getDatabase(alterDesc.getDatabaseName());
    outputs.add(new WriteEntity(database, WriteEntity.WriteType.DDL_NO_LOCK));
    rootTasks.add(TaskFactory.get(new DDLWork(getInputs(), getOutputs(), alterDesc), conf));
  }
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    if (null != ast.getFirstChildWithType(HiveParser.TOK_CASCADE)) {
      ifCascade = true;
    }

    Database database = getDatabase(dbName, !ifExists);
    if (database == null) {
      return;
    }

    // if cascade=true, then we need to authorize the drop table action as well
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    } finally {
      if (!commited) {
        rollbackTransaction();
      }
    }
    Database db = new Database();
    db.setName(mdb.getName());
    db.setDescription(mdb.getDescription());
    db.setLocationUri(mdb.getLocationUri());
    db.setParameters(mdb.getParameters());
    db.setOwnerName(mdb.getOwnerName());
    String type = mdb.getOwnerType();
    db.setOwnerType((null == type || type.trim().isEmpty()) ? null : PrincipalType.valueOf(type));
    return db;
  }
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        String obj = hiveObjectDesc.getObject();
        boolean notFound = true;
        String dbName = null;
        String tableName = null;
        Table tableObj = null;
        Database dbObj = null;

        if (hiveObjectDesc.getTable()) {
          String[] dbTab = obj.split("\\.");
          if (dbTab.length == 2) {
            dbName = dbTab[0];
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    }

    String dbName = null;
    String tableName = null;
    Table tableObj = null;
    Database dbObj = null;

    try {

      if (privSubjectDesc != null) {
        if (privSubjectDesc.getPartSpec() != null && isGrant) {
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  }

  private int alterDatabase(AlterDatabaseDesc alterDbDesc) throws HiveException {

    String dbName = alterDbDesc.getDatabaseName();
    Database database = db.getDatabase(dbName);
    if (database == null) {
      throw new HiveException(ErrorMsg.DATABASE_NOT_EXISTS, dbName);
    }

    switch (alterDbDesc.getAlterType()) {
    case ALTER_PROPERTY:
      Map<String, String> newParams = alterDbDesc.getDatabaseProperties();
      if (database != null) {
        Map<String, String> params = database.getParameters();
        // if both old and new params are not null, merge them
        if (params != null && newParams != null) {
          params.putAll(newParams);
          database.setParameters(params);
        } else { // if one of them is null, replace the old params with the new
                 // one
          database.setParameters(newParams);
        }
      }
      break;

    case ALTER_OWNER:
      database.setOwnerName(alterDbDesc.getOwnerPrincipal().getName());
      database.setOwnerType(alterDbDesc.getOwnerPrincipal().getType());
      break;

    default:
      throw new AssertionError("Unsupported alter database type! : " + alterDbDesc.getAlterType());
    }

    db.alterDatabase(database.getName(), database);
    return 0;
  }
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