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

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

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

org.apache.derby.iapi.sql.dictionary.TabInfo
This interface is for communicating between the DataDictionary and the various CatalogRowFactories. It tries to hide as much about each catalog as it can behind this interface.

    DataValueDescriptor[]   replaceRow
  )
    throws StandardException
  {
    
    TabInfo ti = (isCoreTable) ?  coreInfo[tableNum] :
                    getNonCoreTIByNumber(tableNum);


    if (!isCoreTable)
      faultInTabInfo(ti);


    /* Scan the entire heap */
    ScanController sc = 
            tc.openScan(
                ti.getHeapConglomerate(),
                false,
                TransactionController.OPENMODE_FORUPDATE,
                TransactionController.MODE_TABLE,
                TransactionController.ISOLATION_REPEATABLE_READ,
                RowUtil.EMPTY_ROW_BITSET,

View Full Code Here

  {


    FormatableBitSet columnToUpdate = new 
        FormatableBitSet(SYSCOLUMNSRowFactory.SYSCOLUMNS_COLUMN_COUNT);
      int columnNum = SYSCOLUMNSRowFactory.SYSCOLUMNS_AUTOINCREMENTVALUE;
    TabInfo ti = coreInfo[SYSCOLUMNS_CORE_NUM];
      ConglomerateController heapCC = null;
    SYSCOLUMNSRowFactory  rf = (SYSCOLUMNSRowFactory) ti.getCatalogRowFactory();
    ExecRow row = rf.makeEmptyRow();


      FormatableBitSet  columnToRead = new
        FormatableBitSet(SYSCOLUMNSRowFactory.SYSCOLUMNS_COLUMN_COUNT);
    
    // FormatableBitSet is 0 based.
      columnToRead.set(columnNum - 1); // current value.
    columnToRead.set(columnNum);     // start value.
    columnToRead.set(columnNum + 1); // increment value.


        try
        {
      /* if wait is true then we need to do a wait while trying to
         open/fetch from the conglomerate. note we use wait both to
         open as well as fetch from the conglomerate.
      */
            heapCC = 
                tc.openConglomerate(
                    ti.getHeapConglomerate(), 
                    false,
                    (TransactionController.OPENMODE_FORUPDATE |
                     ((wait) ? 0 : TransactionController.OPENMODE_LOCK_NOWAIT)),
                    TransactionController.MODE_RECORD,
                    TransactionController.ISOLATION_REPEATABLE_READ);

View Full Code Here

   */
  protected void populateSYSDUMMY1(
              TransactionController tc)
    throws StandardException
  {
    TabInfo            ti = getNonCoreTI(SYSDUMMY1_CATALOG_NUM);
    SYSDUMMY1RowFactory      rf = (SYSDUMMY1RowFactory) ti.getCatalogRowFactory();
    ExecRow row = ti.getCatalogRowFactory().makeRow(null, null);


    int insertRetCode = ti.insertRow(row, tc, true);
  }

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     *
     * @exception StandardException    Thrown on error
    */
   public  TabInfo  getTabInfo( String tableName ) throws StandardException
   {
     TabInfo    tabinfo;
 
     for ( int ictr = 0; ictr < coreInfo.length; ictr++ )
     {
       tabinfo = coreInfo[ ictr ];
       if ( tabinfo.getTableName().equals( tableName ) ) { return tabinfo; }
     }
 
     // Non-core tables are not pre-loaded. Translate the name
     // to a number and look it up that way.
     for (int ictr = 0; ictr < nonCoreNames.length; ictr++)

View Full Code Here

   * @exception StandardException    Thrown on error
   */
  private TabInfo getNonCoreTI(int catalogNumber)
    throws StandardException
  {
    TabInfo  ti = getNonCoreTIByNumber(catalogNumber);


    faultInTabInfo( ti );


    return ti;
  }

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    int nonCoreNum = catalogNumber - NUM_CORE;


    // Look up the TabInfo in the array. This does not have to be
    // synchronized, because getting a reference is atomic.


    TabInfo retval = noncoreInfo[nonCoreNum];


    if (retval == null)
    {
      // If we did not find the TabInfo, get the right one and
      // load it into the array. There is a small chance that

View Full Code Here

                    UUID tableUUID,
                    String columnName,
                    long aiValue, boolean incrementNeeded)
      throws StandardException              
  {
    TabInfo ti = coreInfo[SYSCOLUMNS_CORE_NUM];
    ExecIndexRow keyRow = null;


    keyRow = (ExecIndexRow)exFactory.getIndexableRow(2);
    keyRow.setColumn(1, dvf.getCharDataValue(tableUUID.toString()));
      keyRow.setColumn(2, dvf.getCharDataValue(columnName));
    
    SYSCOLUMNSRowFactory  rf = (SYSCOLUMNSRowFactory) ti.getCatalogRowFactory();
    ExecRow row = rf.makeEmptyRow();


    boolean[] bArray = new boolean[2];
    for (int index = 0; index < 2; index++)
    {
      bArray[index] = false;
    }
    
    int[] colsToUpdate = new int[1];
    
    colsToUpdate[0] = SYSCOLUMNSRowFactory.SYSCOLUMNS_AUTOINCREMENTVALUE;


    if (incrementNeeded)
    {
      ExecRow readRow = ti.getRow(tc, keyRow, 
                  SYSCOLUMNSRowFactory.SYSCOLUMNS_INDEX1_ID);
      NumberDataValue increment = 
        (NumberDataValue)readRow.getColumn(SYSCOLUMNSRowFactory.SYSCOLUMNS_AUTOINCREMENTINC);
      aiValue += increment.getLong();
    }
    row.setColumn(SYSCOLUMNSRowFactory.SYSCOLUMNS_AUTOINCREMENTVALUE,
            dvf.getDataValue(aiValue));


    ti.updateRow(keyRow, row,
           SYSCOLUMNSRowFactory.SYSCOLUMNS_INDEX1_ID,
           bArray, 
           colsToUpdate,
           tc);
    return;

View Full Code Here

  private RowLocation computeRowLocation(TransactionController tc,
                      TableDescriptor td,
                      String columnName)
    throws StandardException                  
  {
    TabInfo ti = coreInfo[SYSCOLUMNS_CORE_NUM];
    ExecIndexRow keyRow = null;
    ExecRow row;
    UUID tableUUID = td.getUUID();


    keyRow = (ExecIndexRow)exFactory.getIndexableRow(2);
    keyRow.setColumn(1, dvf.getCharDataValue(tableUUID.toString()));
      keyRow.setColumn(2, dvf.getCharDataValue(columnName));
    return ti.getRowLocation(tc, keyRow, 
                 SYSCOLUMNSRowFactory.SYSCOLUMNS_INDEX1_ID);
  }

View Full Code Here

  /** @see DataDictionary#dropStatisticsDescriptors */
  public void dropStatisticsDescriptors(UUID tableUUID, UUID referenceUUID,
                   TransactionController tc)
    throws StandardException
  {
    TabInfo          ti = getNonCoreTI(SYSSTATISTICS_CATALOG_NUM);
    DataValueDescriptor first, second;
    first = dvf.getCharDataValue(tableUUID.toString());


    ExecIndexRow keyRow;
    if (referenceUUID != null)
    {
      keyRow = exFactory.getIndexableRow(2);
      second = dvf.getCharDataValue(referenceUUID.toString());
      keyRow.setColumn(2, second);
    }
    else
    {
      keyRow = exFactory.getIndexableRow(1);
    }


    keyRow.setColumn(1, first);


    ti.deleteRow(tc, keyRow,
           SYSSTATISTICSRowFactory.SYSSTATISTICS_INDEX1_ID); 
    
  }

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      TransactionController tc)
    throws StandardException
  {
    ExecRow              row = null;
    int            type = descriptor.getConstraintType();
    TabInfo            ti = getNonCoreTI(SYSCONSTRAINTS_CATALOG_NUM);
    SYSCONSTRAINTSRowFactory  rf = (SYSCONSTRAINTSRowFactory) ti.getCatalogRowFactory();
    int            insertRetCode;


    if (SanityManager.DEBUG)
    {
      if (!(type == DataDictionary.PRIMARYKEY_CONSTRAINT ||

View Full Code Here

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

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

org.apache.derby.impl.sql.catalog.DD_Version

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