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

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

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      throw StandardException.newException(SQLState.LANG_COLUMN_NOT_FOUND_IN_TABLE, name, td.getName());
    }


    // Get the UUID for the old default
    DefaultDescriptor defaultDescriptor = cd.getDefaultDescriptor(dd);
   
    oldDefaultUUID = (defaultDescriptor == null) ? null : defaultDescriptor.getUUID();

    // Remember the column position
    columnPosition = cd.getPosition();

    // No other work to do if no user specified default
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        DefaultInfoImpl defaultInfo = (DefaultInfoImpl) cd.getDefaultInfo();
        if (defaultInfo != null)
        {
          /* Query is dependent on the DefaultDescriptor */
          DefaultDescriptor defaultDescriptor = cd.getDefaultDescriptor(getDataDictionary());
          getCompilerContext().createDependency(defaultDescriptor);

          rc.setExpression(
            DefaultNode.parseDefault(
              defaultInfo.getDefaultText(),
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      String    defaultText = defaultInfo.getDefaultText();
      ValueNode  defaultTree = parseDefault(defaultText, getLanguageConnectionContext(),
                           getCompilerContext());

      /* Query is dependent on the DefaultDescriptor */
      DefaultDescriptor defaultDescriptor = cd.getDefaultDescriptor(
                          getDataDictionary());
      getCompilerContext().createDependency(defaultDescriptor);

      return defaultTree.bindExpression(
                  fromList,
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                        C_NodeTypes.RESULT_COLUMN,
                        defaultTree.getTypeServices(),
                        defaultTree,
                        getContextManager());

                    DefaultDescriptor defaultDescriptor = colDesc.getDefaultDescriptor(dataDictionary);
                    if (SanityManager.DEBUG)
                    {
                        SanityManager.ASSERT(defaultDescriptor != null,
                                             "defaultDescriptor expected to be non-null");
                    }
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                // the generation clause tree is plugged in in DMLModStatementNode.parseAndBindGenerationClauses().
                //
        if ( (defaultInfo != null) && !defaultInfo.isGeneratedColumn() )
        {
          /* Query is dependent on the DefaultDescriptor */
          DefaultDescriptor defaultDescriptor = cd.getDefaultDescriptor(getDataDictionary());
          getCompilerContext().createDependency(defaultDescriptor);

          rc.setExpression(
            DefaultNode.parseDefault(
              defaultInfo.getDefaultText(),
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        {
            DependencyManager   dm = dd.getDependencyManager();
            ContextManager      cm = lcc.getContextManager();
            int                         providerCount = providers.length;
            ColumnDescriptor    cd = td.getColumnDescriptor( ci.name );
            DefaultDescriptor   defDesc = cd.getDefaultDescriptor( dd );

            for ( int px = 0; px < providerCount; px++ )
            {
                ProviderInfo            pi = providers[ px ];
                DependableFinder    finder = pi.getDependableFinder();
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    // Clean up after the old default, if non-null
    if (columnDescriptor.hasNonNullDefault())
    {
      // Invalidate off of the old default
      DefaultDescriptor defaultDescriptor = new DefaultDescriptor(dd, columnInfo[ix].oldDefaultUUID,
                     td.getUUID(), columnPosition);

   
      dm.invalidateFor(defaultDescriptor, DependencyManager.MODIFY_COLUMN_DEFAULT, lcc);
   
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      // If column has a default we drop the default and
      // any dependencies
      if (cd.getDefaultInfo() != null)
      {
        DefaultDescriptor defaultDesc = cd.getDefaultDescriptor(dd);
        dm.clearDependencies(lcc, defaultDesc);
      }
    }
  }
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                // the generation clause tree is plugged in in DMLModStatementNode.parseAndBindGenerationClauses().
                //
        if ( (defaultInfo != null) && !defaultInfo.isGeneratedColumn() )
        {
          /* Query is dependent on the DefaultDescriptor */
          DefaultDescriptor defaultDescriptor = cd.getDefaultDescriptor(getDataDictionary());
          getCompilerContext().createDependency(defaultDescriptor);

          rc.setExpression(
            DefaultNode.parseDefault(
              defaultInfo.getDefaultText(),
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    dm.invalidateFor(td, DependencyManager.DROP_COLUMN, lcc);
         
    // If column has a default we drop the default and any dependencies
    if (columnDescriptor.getDefaultInfo() != null)
    {
      DefaultDescriptor defaultDesc = columnDescriptor.getDefaultDescriptor(dd);
      dm.clearDependencies(lcc, defaultDesc);
    }

    // need to deal with triggers if has referencedColumns
    GenericDescriptorList tdl = dd.getTriggerDescriptors(td);
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Related Classes of org.apache.derby.iapi.sql.dictionary.DefaultDescriptor

  • org.apache.derby.iapi.sql.depend.DependencyManager
  • org.apache.derby.impl.sql.catalog.DDdependableFinder
  • org.apache.derby.impl.sql.compile.DefaultNode
  • org.apache.derby.impl.sql.compile.ModifyColumnNode
  • org.apache.derby.impl.sql.compile.ResultColumnList
  • org.apache.derby.impl.sql.compile.ResultSetNode
  • org.apache.derby.impl.sql.execute.AlterTableConstantAction
  • org.apache.derby.impl.sql.execute.CreateTableConstantAction
  • org.apache.derby.impl.sql.execute.DDLConstantAction
  • org.apache.derby.impl.sql.execute.DropTableConstantAction
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