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

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

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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);
      }
    }

    /* Drop the columns */
 
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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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                            (getFromList(), (SubqueryList) null, (Vector) null);
                        newResultColumn = (ResultColumn) getNodeFactory().getNode
                            ( 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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    // 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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    // 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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    // 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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      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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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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