Package org.apache.derby.iapi.sql.execute

Examples of org.apache.derby.iapi.sql.execute.ExecRow.nColumns()

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    compressRL = new RowLocation[bulkFetchSize];
    indexRows = new ExecIndexRow[numIndexes];
    if (! compressTable)
    {
      ExecRow newRow = activation.getExecutionFactory().getValueRow(emptyHeapRow.nColumns() - 1);
      for (int i = 0; i < newRow.nColumns(); i++)
      {
        newRow.setColumn(i + 1, i < columnPosition - 1 ?
                     emptyHeapRow.getColumn(i + 1) :
                     emptyHeapRow.getColumn(i + 1 + 1));
      }
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       * on the way in so that we have a row
       * to use on the way out.
       */
      if (firstIntoHashtable)
      {
        nextCandidate = activation.getExecutionFactory().getValueRow(execRow.nColumns());
        firstIntoHashtable = false;
      }

      return execRow.getRowArray();
    }
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    {
      RowLocation  baseRowLocation;


      baseRowLocation = (RowLocation)  indexTemplateRow.getColumn(
                        indexTemplateRow.nColumns());
 
      /* 1st column is TABLEID (UUID - char(36)) */
      row.setColumn(SYSTABLESRowFactory.SYSTABLES_TABLEID, dvf.getCharDataValue((String) null));
      FormatableBitSet bi = new FormatableBitSet(1);
      bi.set(0);
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    compressRL = new RowLocation[bulkFetchSize];
    indexRows = new ExecIndexRow[numIndexes];
    if (! compressTable)
    {
      ExecRow newRow = activation.getExecutionFactory().getValueRow(emptyHeapRow.nColumns() - 1);
      for (int i = 0; i < newRow.nColumns(); i++)
      {
        newRow.setColumn(i + 1, i < columnPosition - 1 ?
                     emptyHeapRow.getColumn(i + 1) :
                     emptyHeapRow.getColumn(i + 1 + 1));
      }
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    {
      RowLocation  baseRowLocation;


      baseRowLocation = (RowLocation)  indexTemplateRow.getColumn(
                        indexTemplateRow.nColumns());
 
      /* 1st column is TABLEID (UUID - char(36)) */
      row.setColumn(SYSTABLESRowFactory.SYSTABLES_TABLEID, dvf.getCharDataValue((String) null));
      FormatableBitSet bi = new FormatableBitSet(1);
      bi.set(0);
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        rs = activation.getTargetVTI();
    ExecRow row = getNextRowCore(sourceResultSet);

        if( null != row)
            rowLocationColumn = row.nColumns();

    /* The source does not know whether or not we are doing a
     * deferred mode insert.  If we are, then we must clear the
     * index scan info from the activation so that the row changer
     * does not re-use that information (which won't be valid for
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          {
            tableScan.sourceDrained = true;
            tableScan.past2FutureTbl = null;  // de-reference for garbage coll.
            break;
          }
          RowLocation rowLoc = (RowLocation) aRow.getColumn(aRow.nColumns());

          if (updatedRL.equals(rowLoc))  //this row we are updating jumped forward
          {
            saveLastCusorKey(tableScan, aRow);
            break;  // don't need to worry about adding this row to hash any more
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    int maxMemoryPerTable = getLanguageConnectionContext().getOptimizerFactory().getMaxMemoryPerTable();

    aRow = rs.getNextRowCore();
    if (aRow != null)
    {
      toClone = new FormatableBitSet(aRow.nColumns() + 1);
      toClone.set(1);
    }
    while (aRow != null)
    {
      cacheSize += aRow.getColumn(1).getLength();
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                activation.getExecutionFactory().getValueRow(
                    emptyHeapRow.nColumns() - 1);

            int[]   new_collation_ids = new int[collation_ids.length - 1];

      for (int i = 0; i < newRow.nColumns(); i++)
      {
        newRow.setColumn(
                    i + 1,
                    i < droppedColumnPosition - 1 ?
                        emptyHeapRow.getColumn(i + 1) :
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