Examples of org.apache.hadoop.hbase.client.HBaseAdmin.deleteTable()

Class org.apache.hadoop.hbase.client.HBaseAdmin

Examples of org.apache.hadoop.hbase.client.HBaseAdmin.deleteTable()

org.apache.hadoop.hbase.client.HBaseAdmin.deleteTable()
Deletes a table. Synchronous operation. @param tableName name of table to delete @throws IOException if a remote or network exception occurs


      admin.deleteSnapshot(TEST_SNAPSHOT);
      assertTrue("Coprocessor should have been called on snapshot delete",
        cp.wasDeleteSnapshotCalled());
    } finally {
      admin.deleteTable(TEST_TABLE);
    }
  }


  private void waitForRITtoBeZero(HMaster master) throws IOException {
    // wait for assignments to finish

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                    Thread.sleep(3000);
                } catch (InterruptedException e) {
                    // do nothing.
                }
            }
            admin.deleteTable(TESTTABLE);
        }
    }


}

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    //Now delete the table from hbase
    if (hAdmin.isTableEnabled("mytable")) {
      hAdmin.disableTable("mytable");
    }
    hAdmin.deleteTable("mytable");
    doesTableExist = hAdmin.tableExists("mytable");
    assertTrue(doesTableExist == false);


    CommandProcessorResponse responseTwo = hcatDriver.run("drop table mytable");
    assertTrue(responseTwo.getResponseCode() == 0);

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      // Modify the table removing one family and verify the descriptor
      admin.addColumn(TABLE_NAME, new HColumnDescriptor(FAMILY_1));
      verifyTableDescriptor(TABLE_NAME, FAMILY_0, FAMILY_1);
    } finally {
      admin.deleteTable(TABLE_NAME);
    }
  }


  @Test
  public void testDeleteColumn() throws IOException {

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      // Modify the table removing one family and verify the descriptor
      admin.deleteColumn(TABLE_NAME, FAMILY_1);
      verifyTableDescriptor(TABLE_NAME, FAMILY_0);
    } finally {
      admin.deleteTable(TABLE_NAME);
    }
  }


  private void verifyTableDescriptor(final byte[] tableName, final byte[]... families)
      throws IOException {

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   */
  public void deleteAllTables() throws Exception {
    HBaseAdmin admin = htu.getHBaseAdmin();
    for(HTableDescriptor table:admin.listTables()) {
      admin.disableTable(table.getName());
      admin.deleteTable(table.getName());
    }
  }


  public void shutdownMiniCluster() throws IOException {
    hbaseCluster.shutdown();

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      callRollBack = false;
      cluster.getMaster().setCatalogJanitorEnabled(true);
    }
    if (admin.isTableAvailable(tableName) && admin.isTableEnabled(tableName)) {
      admin.disableTable(tableName);
      admin.deleteTable(tableName);
      admin.close();
    }
  }


  /**

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      assertTrue(st.rollback(regionServer, regionServer));
      assertTrue(ZKUtil.checkExists(regionServer.getZooKeeper(), node) == -1);
    }
    if (admin.isTableAvailable(tableName) && admin.isTableEnabled(tableName)) {
      admin.disableTable(tableName);
      admin.deleteTable(tableName);
    }
  }
  
  @Test
  public void testShouldClearRITWhenNodeFoundInSplittingState() throws Exception {

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      assertFalse("region is still in transition",
          am.getRegionsInTransition().containsKey(region.getRegionInfo().getEncodedName()));
    }
    if (admin.isTableAvailable(tableName) && admin.isTableEnabled(tableName)) {
      admin.disableTable(tableName);
      admin.deleteTable(tableName);
      admin.close();
    }
  }
  
  @Test(timeout = 20000)

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    public synchronized static void dropTableIfExists(byte[] tableName) throws IOException {
        HBaseAdmin admin = HBaseUtils.getHBaseAdmin();
        if (admin.tableExists(tableName)) {
            admin.disableTable(tableName);
            admin.deleteTable(tableName);
        }
    }
}

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