uba.db.sql.interpreter
Class ColumnsToProjectVisitor

java.lang.Object
  uba.db.sql.language.VisitorBehavior
      uba.db.sql.interpreter.ColumnsToProjectVisitor

All Implemented Interfaces:

uba.db.sql.language.Visitor

public class ColumnsToProjectVisitor
extends uba.db.sql.language.VisitorBehavior

Constructor Summary

ColumnsToProjectVisitor(SelectQueryPlan plan)

Method Summary

uba.db.column.Column	findColumnSpecificationIn(java.util.List tables, uba.db.sql.language.ColumnName columnName)
void	visitColumnName(uba.db.sql.language.ColumnName columnName)
void	visitQualifiedColumnName(uba.db.sql.language.QualifiedColumnName qualifiedColumnName)

Methods inherited from class uba.db.sql.language.VisitorBehavior

visitAndSelectionCriteria, visitCharColumnDeclaration, visitCreateIndex, visitCreateTable, visitDisplayAllColumns, visitDisplayMultipleColumns, visitDisplayOneColumn, visitEqualComparison, visitGreatherThanComparison, visitGreatherThanEqualsComparison, visitIndexName, visitInSelectionCriteria, visitInsert, visitIntegerColumnDeclaration, visitIntegerValue, visitJoin, visitLessThanComparison, visitLessThanEqualsComparison, visitNegatedSelectionCriteria, visitNotInSelectionCriteria, visitOrSelectionCriteria, visitSelect, visitSingleSelectionCriteria, visitStringValue, visitTableName, visitTableSelectionSource, visitValueEnumeration

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ColumnsToProjectVisitor

public ColumnsToProjectVisitor(SelectQueryPlan plan)

Method Detail

visitColumnName

public void visitColumnName(uba.db.sql.language.ColumnName columnName)

Specified by:

visitColumnName in interface uba.db.sql.language.Visitor

Overrides:

visitColumnName in class uba.db.sql.language.VisitorBehavior

visitQualifiedColumnName

public void visitQualifiedColumnName(uba.db.sql.language.QualifiedColumnName qualifiedColumnName)

Specified by:

visitQualifiedColumnName in interface uba.db.sql.language.Visitor

Overrides:

visitQualifiedColumnName in class uba.db.sql.language.VisitorBehavior

findColumnSpecificationIn

public uba.db.column.Column findColumnSpecificationIn(java.util.List tables,
                                                      uba.db.sql.language.ColumnName columnName)