Examples of org.apache.derby.iapi.sql.dictionary.GenericDescriptorList

Package org.apache.derby.iapi.sql.dictionary

Examples of org.apache.derby.iapi.sql.dictionary.GenericDescriptorList

org.apache.derby.iapi.sql.dictionary.GenericDescriptorList

    this.lockGranularity = lockGranularity;


    this.conglomerateDescriptorList = new ConglomerateDescriptorList();
    this.columnDescriptorList = new ColumnDescriptorList();
    this.constraintDescriptorList = new ConstraintDescriptorList();
    this.triggerDescriptorList = new GenericDescriptorList();
  }

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   */
  public void emptyTriggerDescriptorList()
    throws StandardException
  {
    // Easier just to get a new CDL then to clean out the current one
    this.triggerDescriptorList = new GenericDescriptorList();
  }

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    boolean[]  needsDeferredProcessing = new boolean[1];
    needsDeferredProcessing[0] = requiresDeferredProcessing();


    Vector    conglomVector = new Vector();
    relevantCdl = new ConstraintDescriptorList();
    relevantTriggers =  new GenericDescriptorList();


    FormatableBitSet  columnMap = UpdateNode.getUpdateReadMap(baseTable,
      updateColumnList, conglomVector, relevantCdl, relevantTriggers, needsDeferredProcessing );


    markAffectedIndexes( conglomVector );

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  private GenericDescriptorList getAllTriggerDescriptors()
    throws StandardException
  {
    TabInfo          ti = getNonCoreTI(SYSTRIGGERS_CATALOG_NUM);


    GenericDescriptorList list = new GenericDescriptorList();


    getDescriptorViaHeap(
            (ScanQualifier[][]) null,
            ti,
            (TupleDescriptor) null,

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   * @exception StandardException    Thrown on failure
   */
  public GenericDescriptorList getTriggerDescriptors(TableDescriptor td)
    throws StandardException
  {
    GenericDescriptorList  gdl;


    if (td == null)
    {
      return getAllTriggerDescriptors();
    }


    /* Build the TableDescriptor's TDL if it is currently empty */
    gdl = td.getTriggerDescriptorList();


    /*
    ** Synchronize the building of the TDL.  The TDL itself is created
    ** empty when the TD is created, so there is no need to synchronize
    ** the getting of the TDL.
    */
    synchronized(gdl)
    {
      if (!gdl.getScanned())
      {
        getTriggerDescriptorsScan(td, false);
      }
    }

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   * @exception StandardException    Thrown on failure
   */
   private void getTriggerDescriptorsScan(TableDescriptor td, boolean forUpdate)
      throws StandardException
  {
    GenericDescriptorList    gdl = (td).getTriggerDescriptorList();
    DataValueDescriptor    tableIDOrderable = null;
    TabInfo          ti = getNonCoreTI(SYSTRIGGERS_CATALOG_NUM);


    /* Use tableIDOrderable in both start and stop positions for scan */
    tableIDOrderable = getValueAsDVD(td.getUUID());


    /* Set up the start/stop position for the scan */
    ExecIndexRow keyRow = (ExecIndexRow) exFactory.getIndexableRow(1);


    keyRow.setColumn(1, tableIDOrderable);


    getDescriptorViaIndex(
          SYSTRIGGERSRowFactory.SYSTRIGGERS_INDEX3_ID,
          keyRow,
          (ScanQualifier [][]) null,
          ti,
          (TupleDescriptor) null,
          gdl,
          forUpdate);
    gdl.setScanned(true);
  }

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    /* Get an exclusive table lock on the table. */
    long heapId = td.getHeapConglomerateId();
    lockTableForDDL(tc, heapId, true);


    /* Drop the triggers */
    GenericDescriptorList tdl = dd.getTriggerDescriptors(td);
    Enumeration descs = tdl.elements();
    while (descs.hasMoreElements())
    {
      TriggerDescriptor trd = (TriggerDescriptor) descs.nextElement();
            trd.drop(lcc);
    }

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    )
    throws StandardException
  {
    if ( relevantTriggers !=  null ) { return relevantTriggers; }


    relevantTriggers =  new GenericDescriptorList();


    if(!includeTriggers)
      return relevantTriggers;


    td.getAllRelevantTriggers( statementType, changedColumnIds, relevantTriggers );

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      DefaultDescriptor defaultDesc = columnDescriptor.getDefaultDescriptor(dd);
      dm.clearDependencies(lcc, defaultDesc);
    }


    // need to deal with triggers if has referencedColumns
    GenericDescriptorList tdl = dd.getTriggerDescriptors(td);
    Enumeration descs = tdl.elements();
    while (descs.hasMoreElements())
    {
      TriggerDescriptor trd = (TriggerDescriptor) descs.nextElement();
      int[] referencedCols = trd.getReferencedCols();
      if (referencedCols == null)

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        }
      }
    }


    //truncate is not allowed when there are enabled DELETE triggers
    GenericDescriptorList tdl = dd.getTriggerDescriptors(td);
    Enumeration descs = tdl.elements();
    while (descs.hasMoreElements())
    {
      TriggerDescriptor trd = (TriggerDescriptor) descs.nextElement();
      if (trd.listensForEvent(TriggerDescriptor.TRIGGER_EVENT_DELETE) &&
        trd.isEnabled())

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Related Classes of org.apache.derby.iapi.sql.dictionary.GenericDescriptorList

org.apache.derby.iapi.sql.dictionary.TableDescriptor

org.apache.derby.iapi.sql.dictionary.UniqueTupleDescriptor

org.apache.derby.impl.sql.catalog.DataDictionaryImpl

org.apache.derby.impl.sql.compile.DeleteNode

org.apache.derby.impl.sql.compile.DMLModStatementNode

org.apache.derby.impl.sql.compile.UpdateNode

org.apache.derby.impl.sql.execute.AlterTableConstantAction

org.apache.derby.impl.sql.execute.CreateTriggerConstantAction

org.apache.derby.impl.sql.execute.DropTableConstantAction

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