Java Table.getDbName方法代码示例

import org.apache.hadoop.hive.metastore.api.Table; //导入方法依赖的package包/类
public HiveTable(Table table) {
  if (table == null) {
    return;
  }
  this.table = table;
  this.tableName = table.getTableName();
  this.dbName = table.getDbName();
  this.owner = table.getOwner();
  this.createTime = table.getCreateTime();
  this.lastAccessTime = table.getLastAccessTime();
  this.retention = table.getRetention();
  this.sd = new StorageDescriptorWrapper(table.getSd());
  this.partitionKeys = Lists.newArrayList();
  for (FieldSchema f : table.getPartitionKeys()) {
    this.partitionKeys.add(new FieldSchemaWrapper(f));
    partitionNameTypeMap.put(f.getName(), f.getType());
  }
  this.parameters = table.getParameters();
  this.viewOriginalText = table.getViewOriginalText();
  this.viewExpandedText = table.getViewExpandedText();
  this.tableType = table.getTableType();
}
 

import org.apache.hadoop.hive.metastore.api.Table; //导入方法依赖的package包/类
/**
 * @return null if datasetPath is not canonical and couldn't find a corresponding table in the source
 */
static DatasetBuilder getDatasetBuilder(
    HiveClient client,
    String user,
    NamespaceKey datasetPath,
    boolean isCanonicalDatasetPath,
    boolean ignoreAuthzErrors,
    HiveConf hiveConf,
    DatasetConfig oldConfig) throws TException {
  final List<String> noSourceSchemaPath =
    datasetPath.getPathComponents().subList(1, datasetPath.getPathComponents().size());

  // extract database and table names from dataset path
  final String dbName;
  final String tableName;
  switch (noSourceSchemaPath.size()) {
  case 1:
    dbName = "default";
    tableName = noSourceSchemaPath.get(0);
    break;
  case 2:
    dbName = noSourceSchemaPath.get(0);
    tableName = noSourceSchemaPath.get(1);
    break;
  default:
    //invalid.
    return null;
  }

  // if the dataset path is not canonized we need to get it from the source
  final Table table;
  final String canonicalTableName;
  final String canonicalDbName;
  if (isCanonicalDatasetPath) {
    canonicalDbName = dbName;
    canonicalTableName = tableName;
    table = null;
  } else {
    // passed datasetPath is not canonical, we need to get it from the source
    table = client.getTable(dbName, tableName, ignoreAuthzErrors);
    if(table == null){
      return null;
    }
    canonicalTableName = table.getTableName();
    canonicalDbName = table.getDbName();
  }

  final List<String> canonicalDatasetPath = Lists.newArrayList(datasetPath.getRoot(), canonicalDbName, canonicalTableName);
  return new DatasetBuilder(client, user, new NamespaceKey(canonicalDatasetPath), ignoreAuthzErrors, hiveConf, canonicalDbName, canonicalTableName, table, oldConfig);
}
 

import org.apache.hadoop.hive.metastore.api.Table; //导入方法依赖的package包/类
/**
 * Get the Monarch TableName.
 *
 * @param tbl  the hive Table containing Monarch tableName.
 * @return the String Monarch TableName
 */
protected String getMonarchTableName(Table tbl) {
    // 1. If region name property is not provided use hive's table name.
    // 2. Use '_'(underscore) instead of '.'(dot) since gemfire
    // does not allow querying when region name contain dot.
    String tableName = tbl.getParameters().get(MonarchUtils.REGION);
    if (tableName == null) {
        tableName = tbl.getDbName() + "_" + tbl.getTableName();
    }
    return tableName;
}
 

import org.apache.hadoop.hive.metastore.api.Table; //导入方法依赖的package包/类
@Test
public void get_table_req() throws MetaException, NoSuchObjectException, TException {
  Table table = new Table();
  table.setDbName(DB_P);
  table.setTableName("table");
  GetTableRequest request = new GetTableRequest(table.getDbName(), table.getTableName());
  GetTableResult response = new GetTableResult(table);
  when(primaryClient.get_table_req(request)).thenReturn(response);
  when(primaryMapping.transformInboundGetTableRequest(request)).thenReturn(request);
  when(primaryMapping.transformOutboundGetTableResult(response)).thenReturn(response);
  GetTableResult result = handler.get_table_req(request);
  assertThat(result.getTable().getDbName(), is(DB_P));
  assertThat(result.getTable().getTableName(), is("table"));
}
 

import org.apache.hadoop.hive.metastore.api.Table; //导入方法依赖的package包/类
public void preCreateTable(Table table) throws MetaException {
    // We want data to be stored in monarch, nowwhere else.
    if (table.getSd().getLocation() != null) {
        throw new MetaException("Location can't be specified for Monarch");
    }

    boolean isExternal = isExternalTable(table);
    String tableName = getMonarchTableName(table);
    String hiveTableName = table.getDbName() + "_" + table.getTableName();

    Map<String, String> columnInfo = new LinkedHashMap<>();

    Iterator<FieldSchema> columnIterator = table.getSd().getColsIterator();
    if (columnIterator != null) {
        while (columnIterator.hasNext()) {
            FieldSchema e = columnIterator.next();
            columnInfo.put(e.getName(), e.getType());
        }
    }

    try {
      Map<String, String> parameters = table.getParameters();
      String tableType = parameters.getOrDefault(MonarchUtils.MONARCH_TABLE_TYPE, MonarchUtils.DEFAULT_TABLE_TYPE);
      if (tableType.equalsIgnoreCase(MonarchUtils.DEFAULT_TABLE_TYPE)) {
        MonarchUtils.createConnectionAndFTable(tableName, parameters, isExternal, hiveTableName, columnInfo);
      } else {
        MonarchUtils.createConnectionAndTable(tableName, parameters, isExternal, hiveTableName, columnInfo);
      }
    } catch (Exception se) {
        LOG.error("Failed to create table: {}", tableName, se);
        throw new MetaException(se.getMessage());
    }
}