net.ontopia.persistence.query.sql
Class BooleanSQLOptimizer

java.lang.Object
  net.ontopia.persistence.query.sql.BooleanSQLOptimizer

Direct Known Subclasses:

EqualsSQLOptimizer

public abstract class BooleanSQLOptimizer
extends java.lang.Object

INTERNAL: Class used to build SQL queries from JDO queries.

Constructor Summary

BooleanSQLOptimizer()

Method Summary

abstract SQLQuery	optimize(SQLQuery query)
protected int	optimizeAnd(SQLAnd expr)
protected int	optimizeEquals(SQLEquals expr)
protected int	optimizeExists(SQLExists expr)
protected int	optimizeExpression(SQLExpressionIF sqlexpr)
protected int	optimizeFalse(SQLFalse expr)
protected void	optimizeFilter(SQLQuery query)
protected int	optimizeIn(SQLIn expr)
protected int	optimizeIsNull(SQLIsNull expr)
protected int	optimizeJoin(SQLJoin expr)
protected int	optimizeLike(SQLLike expr)
protected int	optimizeNot(SQLNot expr)
protected int	optimizeNotEquals(SQLNotEquals expr)
protected int	optimizeOr(SQLOr expr)
protected void	optimizeOrderBy(SQLQuery query)
protected void	optimizeQuery(SQLQuery query)
protected void	optimizeSelect(SQLQuery query)
protected int	optimizeSetOperation(SQLSetOperation expr)
protected int	optimizeValueExpression(SQLValueExpression expr)
protected int	optimizeVerbatimExpression(SQLVerbatimExpression expr)

Methods inherited from class java.lang.Object

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

Constructor Detail

BooleanSQLOptimizer

public BooleanSQLOptimizer()

Method Detail

optimize

public abstract SQLQuery optimize(SQLQuery query)

optimizeQuery

protected void optimizeQuery(SQLQuery query)

optimizeSelect

protected void optimizeSelect(SQLQuery query)

optimizeFilter

protected void optimizeFilter(SQLQuery query)

optimizeOrderBy

protected void optimizeOrderBy(SQLQuery query)

optimizeExpression

protected int optimizeExpression(SQLExpressionIF sqlexpr)

optimizeAnd

protected int optimizeAnd(SQLAnd expr)

optimizeEquals

protected int optimizeEquals(SQLEquals expr)

optimizeExists

protected int optimizeExists(SQLExists expr)

optimizeFalse

protected int optimizeFalse(SQLFalse expr)

optimizeIn

protected int optimizeIn(SQLIn expr)

optimizeIsNull

protected int optimizeIsNull(SQLIsNull expr)

optimizeJoin

protected int optimizeJoin(SQLJoin expr)

optimizeLike

protected int optimizeLike(SQLLike expr)

optimizeNot

protected int optimizeNot(SQLNot expr)

optimizeNotEquals

protected int optimizeNotEquals(SQLNotEquals expr)

optimizeOr

protected int optimizeOr(SQLOr expr)

optimizeSetOperation

protected int optimizeSetOperation(SQLSetOperation expr)

optimizeVerbatimExpression

protected int optimizeVerbatimExpression(SQLVerbatimExpression expr)

optimizeValueExpression

protected int optimizeValueExpression(SQLValueExpression expr)