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

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

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

org.apache.derby.iapi.sql.dictionary.TableDescriptor
This class represents a table descriptor. The external interface to this class is:
1. external interface
2. public String getSchemaName();
3. public String getQualifiedName();
4. public int getTableType();
5. public long getHeapConglomerateId() throws StandardException;
6. public int getNumberOfColumns();
7. public FormatableBitSet getReferencedColumnMap();
8. public void setReferencedColumnMap(FormatableBitSet referencedColumnMap);
9. public int getMaxColumnID() throws StandardException;
10. public void setUUID(UUID uuid);
11. public char getLockGranularity();
12. public void setTableName(String newTableName);
13. public void setLockGranularity(char lockGranularity);
14. public ExecRow getEmptyExecRow( ContextManager cm) throws StandardException;
15. public boolean tableNameEquals(String otherSchemaName, String otherTableName);
16. public ReferencedKeyConstraintDescriptor getPrimaryKey() throws StandardException;
17. public void removeConglomerateDescriptor(ConglomerateDescriptor cd) throws StandardException;
18. public void removeConstraintDescriptor(ConstraintDescriptor cd) throws StandardException;
19. public void getAffectedIndexes(...) throws StandardException;
20. public void getAllRelevantTriggers(...) throws StandardException;
21. public void getAllRelevantConstraints(...) throws StandardException
22. public ColumnDescriptorList getColumnDescriptorList();
23. public String[] getColumnNamesArray();
24. public long[] getAutoincIncrementArray();
25. public ColumnDescriptor getColumnDescriptor(String columnName);
26. public ColumnDescriptor getColumnDescriptor(int columnNumber);
27. public ConglomerateDescriptor[] getConglomerateDescriptors() throws StandardException;
28. public ConglomerateDescriptor getConglomerateDescriptor(long conglomerateNumber) throws StandardException;
29. public ConglomerateDescriptor getConglomerateDescriptor(UUID conglomerateUUID) throws StandardException;
30. public IndexLister getIndexLister() throws StandardException;
31. public ViewDescriptor getViewDescriptor();
32. public boolean tableHasAutoincrement();
33. public boolean statisticsExist(ConglomerateDescriptor cd) throws StandardException;
34. public double selectivityForConglomerate(...)throws StandardException;


    SystemColumn[]    columns = rowFactory.buildColumnList();
    ExecRow        templateRow = rowFactory.makeEmptyRow();
    int          columnCount = newColumnIDs.length;
    SchemaDescriptor  sd = getSystemSchemaDescriptor();
    TableDescriptor    td;
    long        conglomID;


    // Special case when adding a column to systables or syscolumns, 
    // since we can't go to systables/syscolumns to get the 
    // table/column descriptor until after we add and populate the new column.
    if (rowFactory instanceof SYSTABLESRowFactory)
    {
      td = dataDescriptorGenerator.newTableDescriptor(
            "SYSTABLES",
            sd,
            TableDescriptor.BASE_TABLE_TYPE,
            TableDescriptor.ROW_LOCK_GRANULARITY);
      td.setUUID(getUUIDForCoreTable("SYSTABLES", sd.getUUID().toString(), tc));
      conglomID = coreInfo[SYSTABLES_CORE_NUM].getHeapConglomerate();
    }
    else if (rowFactory instanceof SYSCOLUMNSRowFactory)
    {
      td = dataDescriptorGenerator.newTableDescriptor(
            "SYSCOLUMNS",
            sd,
            TableDescriptor.BASE_TABLE_TYPE,
            TableDescriptor.ROW_LOCK_GRANULARITY);
      td.setUUID(getUUIDForCoreTable("SYSCOLUMNS", sd.getUUID().toString(), tc));
      conglomID = coreInfo[SYSCOLUMNS_CORE_NUM].getHeapConglomerate();
    }
    else
    {
      td = getTableDescriptor( rowFactory.getCatalogName(), sd );
      conglomID = td.getHeapConglomerateId();
    }


    widenConglomerate( templateRow, newColumnIDs, conglomID, tc );

View Full Code Here

    String        name = ti.getTableName();
    long        conglomId = ti.getHeapConglomerate();
    SystemColumn[]    columnList = crf.buildColumnList();
    UUID        heapUUID = crf.getCanonicalHeapUUID();
    String        heapName = crf.getCanonicalHeapName();
    TableDescriptor    td;
    UUID        toid;
    ColumnDescriptor  cd;
    int          columnCount;
    SystemColumn    column;


    // add table to the data dictionary


    columnCount = columnList.length;
    td = ddg.newTableDescriptor(name, sd, TableDescriptor.SYSTEM_TABLE_TYPE, 
                    TableDescriptor.ROW_LOCK_GRANULARITY);
    td.setUUID(crf.getCanonicalTableUUID());
    addDescriptor(td, sd, SYSTABLES_CATALOG_NUM,
            false, tc);
    toid = td.getUUID();
  
    /* Add the conglomerate for the heap */
    ConglomerateDescriptor cgd = ddg.newConglomerateDescriptor(conglomId,
                                  heapName,
                                  false,
                                  null,
                                  false,
                                  heapUUID,
                                    toid,
                                  sd.getUUID());


    addDescriptor(cgd, sd, SYSCONGLOMERATES_CATALOG_NUM, false, tc);


    /* Create the columns */
    ColumnDescriptor[] cdlArray = new ColumnDescriptor[columnCount];


    for (int columnNumber = 0; columnNumber < columnCount; columnNumber++)
    {
      column = columnList[columnNumber];


      if (SanityManager.DEBUG)
      {
        if (column == null)
        {
          SanityManager.THROWASSERT("column "+columnNumber+" for table "+ti.getTableName()+" is null");
        }
      }
      cdlArray[columnNumber] = makeColumnDescriptor( column,
                    columnNumber + 1, td );
    }
    addDescriptorArray(cdlArray, td, SYSCOLUMNS_CATALOG_NUM, false, tc);
    
    // now add the columns to the cdl of the table.
    ColumnDescriptorList cdl = td.getColumnDescriptorList();
    for (int i = 0; i < columnCount; i++)
      cdl.add(cdlArray[i]);
  }

View Full Code Here

      if (ti.isComplete())
      {
        return;
      }


      TableDescriptor td = getTableDescriptor(ti.getTableName(),
                          getSystemSchemaDescriptor());


      // It's possible that the system table is not there right
      // now. This can happen, for example, if we're in the
      // process of upgrading a source or target to Xena, in 
      // which case SYSSYNCINSTANTS is dropped and re-created.
      // Just return in this case, so we don't get a null pointer
      // exception.
      if (td == null)
      {
        return;
      }


      ConglomerateDescriptor cd = null;
      ConglomerateDescriptor[] cds = td.getConglomerateDescriptors();


      /* Init the heap conglomerate here */
      for (int index = 0; index < cds.length; index++)
      {
        cd = cds[index];

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     * the compiler context.
     */
    UUID triggerTableId;
    if ((triggerTableId = getSpecialTriggerVTITableName(lcc, newInvocation.getJavaClassName())) != null)  
    {
      TableDescriptor td = getDataDictionary().getTableDescriptor(triggerTableId);
      resultColumns = genResultColList(td);


      // costing info
      vtiCosted = true;
      estimatedCost = 50d;

View Full Code Here

  public ValueNode bindExpression(FromList fromList, SubqueryList subqueryList,
      Vector  aggregateVector)
    throws StandardException
  {
    ColumnDescriptor  cd;
    TableDescriptor    td;


    if (SanityManager.DEBUG)
    {
      SanityManager.ASSERT(fromList.size() != 0,
        "fromList expected to be non-empty");
      if (! (fromList.elementAt(0) instanceof FromBaseTable))
      {
        SanityManager.THROWASSERT(
          "fromList.elementAt(0) expected to be instanceof FromBaseTable, not " +
          fromList.elementAt(0).getClass().getName());
      }


    }
    // Get the TableDescriptor for the target table
    td = ((FromBaseTable) fromList.elementAt(0)).getTableDescriptor();


    // Get the ColumnDescriptor for the column
    cd = td.getColumnDescriptor(columnName);
    if (SanityManager.DEBUG)
    {
      SanityManager.ASSERT(cd != null,
        "cd expected to be non-null");
    }

View Full Code Here

            TableName tableName = (TableName) objectOfPrivilege;
            sd = getSchemaDescriptor( tableName.getSchemaName(), true);
            if (sd.isSystemSchema())
                throw StandardException.newException(SQLState.AUTH_GRANT_REVOKE_NOT_ALLOWED, tableName.getFullTableName());
        
            TableDescriptor td = getTableDescriptor( tableName.getTableName(), sd);
            if( td == null)
                throw StandardException.newException( SQLState.LANG_TABLE_NOT_FOUND, tableName);


            // Don't allow authorization on SESSION schema tables. Causes confusion if
            // a temporary table is created later with same name.
            if (isSessionSchema(sd.getSchemaName()))
                throw StandardException.newException(SQLState.LANG_OPERATION_NOT_ALLOWED_ON_SESSION_SCHEMA_TABLES);


            if (td.getTableType() != TableDescriptor.BASE_TABLE_TYPE &&
                td.getTableType() != TableDescriptor.VIEW_TYPE)
                throw StandardException.newException(SQLState.AUTH_GRANT_REVOKE_NOT_ALLOWED, tableName.getFullTableName());


      // Can not grant/revoke permissions from self
      if (grantees.contains(sd.getAuthorizationId()))
        throw StandardException.newException(SQLState.AUTH_GRANT_REVOKE_NOT_ALLOWED,
             td.getQualifiedName());


            specificPrivileges.bind( td, isGrant);
            dependencyProvider = td;
            break;

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      if (ti.isComplete())
      {
        return;
      }


      TableDescriptor td = getTableDescriptor(ti.getTableName(),
                          getSystemSchemaDescriptor());


      // It's possible that the system table is not there right
      // now. This can happen, for example, if we're in the
      // process of upgrading a source or target to Xena, in 
      // which case SYSSYNCINSTANTS is dropped and re-created.
      // Just return in this case, so we don't get a null pointer
      // exception.
      if (td == null)
      {
        return;
      }


      ConglomerateDescriptor cd = null;
      ConglomerateDescriptor[] cds = td.getConglomerateDescriptors();


      /* Init the heap conglomerate here */
      for (int index = 0; index < cds.length; index++)
      {
        cd = cds[index];

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   */
  public TableDescriptor    getTableDescriptor(String tableName,
          SchemaDescriptor schema)
      throws StandardException
  {
    TableDescriptor    retval = null;


    /*
    ** If we didn't get a schema descriptor, we had better
    ** have a system table.
    */
    if (SanityManager.DEBUG)
    {
      if ((schema == null) && !tableName.startsWith("SYS"))
      {
        SanityManager.THROWASSERT("null schema for non system table "+tableName);
      }
    }


    SchemaDescriptor sd = (schema == null) ?
        getSystemSchemaDescriptor()
        : schema;


    UUID schemaUUID = sd.getUUID();
    
    if (SchemaDescriptor.STD_SYSTEM_DIAG_SCHEMA_NAME.equals(
        sd.getSchemaName()))
    {
      TableDescriptor td =
        new TableDescriptor(this, tableName, sd,
            TableDescriptor.VTI_TYPE,
            TableDescriptor.DEFAULT_LOCK_GRANULARITY);
      
      // ensure a vti class exists
      if (getVTIClass(td, false) != null)

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                    String schemaUUID)
        throws StandardException
  {
    DataValueDescriptor      schemaIDOrderable;
    DataValueDescriptor      tableNameOrderable;
    TableDescriptor        td;
    TabInfoImpl            ti = coreInfo[SYSTABLES_CORE_NUM];


    /* Use tableNameOrderable and schemaIdOrderable in both start 
     * and stop position for scan. 
     */

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   */
  public TableDescriptor    getTableDescriptor(UUID tableID)
      throws StandardException
  {
    OIDTDCacheable    cacheEntry;
    TableDescriptor  retval = null;


    /* Only use the cache if we're in compile-only mode */
    if (getCacheMode() == DataDictionary.COMPILE_ONLY_MODE)
    {
      cacheEntry = (OIDTDCacheable) OIDTdCache.find(tableID);
      if (cacheEntry != null)
      {
        retval = cacheEntry.getTableDescriptor();
        // bind in previous command might have set refernced cols
        retval.setReferencedColumnMap(null);
        OIDTdCache.release(cacheEntry);
      }


      return retval;

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