Ejemplo n.º 1
0
 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public override ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     if (optimiser is IExpressionTransformer)
     {
         return new IdentityFilter(optimiser.Optimise(this.InnerAlgebra), this.RestrictionVariable, (ConstantTerm)((IExpressionTransformer)optimiser).Transform(this.RestrictionValue));
     }
     else
     {
         return new IdentityFilter(optimiser.Optimise(this.InnerAlgebra), this.RestrictionVariable, this.RestrictionValue);
     }
 }
Ejemplo n.º 2
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 /// <summary>
 /// Transforms this algebra with the given optimiser.
 /// </summary>
 /// <param name="optimiser">Optimiser.</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new PropertyFunction(optimiser.Optimise(_algebra), _function));
 }
Ejemplo n.º 3
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new Distinct(this._pattern));
 }
Ejemplo n.º 4
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     if (optimiser is IExpressionTransformer)
     {
         return new Extend(optimiser.Optimise(this._inner), ((IExpressionTransformer)optimiser).Transform(this._expr), this._var);
     }
     else
     {
         return new Extend(optimiser.Optimise(this._inner), this._expr, this._var);
     }
 }
Ejemplo n.º 5
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 /// <summary>
 /// Transforms the RHS of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformRhs(IAlgebraOptimiser optimiser)
 {
     return new ExistsJoin(this._lhs, optimiser.Optimise(this._rhs), this._mustExist);
 }
Ejemplo n.º 6
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 /// <summary>
 /// Transforms both sides of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new AskUnion(optimiser.Optimise(this._lhs), optimiser.Optimise(this._rhs));
 }
Ejemplo n.º 7
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new Select(this._pattern, this._variables);
 }
Ejemplo n.º 8
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 /// <summary>
 /// Transforms the RHS of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformRhs(IAlgebraOptimiser optimiser)
 {
     return(new ParallelJoin(this._lhs, optimiser.Optimise(this._rhs)));
 }
Ejemplo n.º 9
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser.
 /// </summary>
 /// <param name="optimiser">Optimiser.</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new Having(optimiser.Optimise(_pattern), _having));
 }
Ejemplo n.º 10
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 /// <summary>
 /// Transforms the LHS of the Join using the given Optimiser.
 /// </summary>
 /// <param name="optimiser">Optimser.</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformLhs(IAlgebraOptimiser optimiser)
 {
     return(new ExistsJoin(optimiser.Optimise(_lhs), _rhs, _mustExist));
 }
Ejemplo n.º 11
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 /// <summary>
 /// Removes an Algebra Optimiser
 /// </summary>
 /// <param name="optimiser"></param>
 public static void RemoveOptimiser(IAlgebraOptimiser optimiser)
 {
     _algebraOpt.Remove(optimiser);
 }
Ejemplo n.º 12
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 /// <summary>
 /// Adds a new Algebra Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 public static void AddOptimiser(IAlgebraOptimiser optimiser)
 {
     _algebraOpt.Add(optimiser);
 }
Ejemplo n.º 13
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new Select(optimiser.Optimise(this._pattern), this.IsSelectAll, this._variables));
 }
Ejemplo n.º 14
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new GroupBy(optimiser.Optimise(this._pattern), this._grouping));
 }
Ejemplo n.º 15
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 /// <summary>
 /// Transforms the LHS of the Join using the given Optimiser.
 /// </summary>
 /// <param name="optimiser">Optimser.</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformLhs(IAlgebraOptimiser optimiser)
 {
     return(new ParallelJoin(optimiser.Optimise(_lhs), _rhs));
 }
Ejemplo n.º 16
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new OrderBy(optimiser.Optimise(this._pattern), this._ordering));
 }
Ejemplo n.º 17
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 /// <summary>
 /// Transforms the RHS of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformRhs(IAlgebraOptimiser optimiser)
 {
     return(new LazyUnion(this._lhs, optimiser.Optimise(this._rhs)));
 }
Ejemplo n.º 18
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 /// <summary>
 /// Transforms the RHS of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformRhs(IAlgebraOptimiser optimiser)
 {
     return(new ExistsJoin(this._lhs, optimiser.Optimise(this._rhs), this._mustExist));
 }
Ejemplo n.º 19
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new Filter(this._pattern, this._filter);
 }
Ejemplo n.º 20
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 /// <summary>
 /// Transforms both sides of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new AskUnion(optimiser.Optimise(this._lhs), optimiser.Optimise(this._rhs)));
 }
Ejemplo n.º 21
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new Graph(optimiser.Optimise(this._pattern), this._graphSpecifier);
 }
Ejemplo n.º 22
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new Slice(this._pattern, this._limit, this._offset));
 }
Ejemplo n.º 23
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new GroupBy(optimiser.Optimise(this._pattern), this._grouping);
 }
Ejemplo n.º 24
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new Bindings(this._bindings, this._pattern);
 }
Ejemplo n.º 25
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 /// <summary>
 /// Transforms the LHS of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformLhs(IAlgebraOptimiser optimiser)
 {
     return new Join(optimiser.Optimise(this._lhs), this._rhs);
 }
Ejemplo n.º 26
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser.
 /// </summary>
 /// <param name="optimiser">Optimiser.</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new Ask(optimiser.Optimise(_pattern)));
 }
Ejemplo n.º 27
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new Slice(this._pattern, this._limit, this._offset);
 }
Ejemplo n.º 28
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public override ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new FullTextMatch(this.SearchProvider, optimiser.Optimise(this.InnerAlgebra), this.MatchItem, this.ScoreItem, this.SearchTerm, this.Limit, this.ScoreThreshold));
 }
Ejemplo n.º 29
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 /// <summary>
 /// Transforms the RHS of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformRhs(IAlgebraOptimiser optimiser)
 {
     return(new AskUnion(_lhs, optimiser.Optimise(_rhs)));
 }
Ejemplo n.º 30
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 /// <summary>
 /// Transforms the RHS algebra only with the given optimiser.
 /// </summary>
 /// <param name="optimiser">Algebra Optimiser.</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformRhs(IAlgebraOptimiser optimiser)
 {
     return(new FilteredProduct(_lhs, optimiser.Optimise(_rhs), _expr));
 }
Ejemplo n.º 31
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new GroupBy(optimiser.Optimise(_pattern), _grouping, _aggregates));
 }
Ejemplo n.º 32
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser.
 /// </summary>
 /// <param name="optimiser">Optimiser.</param>
 /// <returns></returns>
 public abstract ISparqlAlgebra Transform(IAlgebraOptimiser optimiser);
Ejemplo n.º 33
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 /// <summary>
 /// Transforms the LHS algebra only with the given optimiser
 /// </summary>
 /// <param name="optimiser">Algebra Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformLhs(IAlgebraOptimiser optimiser)
 {
     return(new FilteredProduct(optimiser.Optimise(this._lhs), this._rhs, this._expr));
 }
Ejemplo n.º 34
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 /// <summary>
 /// Transforms the LHS of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformLhs(IAlgebraOptimiser optimiser)
 {
     return(new Minus(optimiser.Optimise(this._lhs), this._rhs));
 }
Ejemplo n.º 35
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 /// <summary>
 /// Transforms the LHS of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformLhs(IAlgebraOptimiser optimiser)
 {
     return(new ParallelUnion(optimiser.Optimise(this._lhs), this._rhs));
 }
Ejemplo n.º 36
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new OrderBy(this._pattern, this._ordering);
 }
Ejemplo n.º 37
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 /// <summary>
 /// Transforms the LHS of the Join using the given Optimiser.
 /// </summary>
 /// <param name="optimiser">Optimser.</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformLhs(IAlgebraOptimiser optimiser)
 {
     return(new LazyUnion(optimiser.Optimise(_lhs), _rhs));
 }
Ejemplo n.º 38
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 /// <summary>
 /// Transforms both sides of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new Minus(optimiser.Optimise(_lhs), optimiser.Optimise(_rhs)));
 }
Ejemplo n.º 39
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new Reduced(optimiser.Optimise(this._pattern));
 }
Ejemplo n.º 40
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new Reduced(optimiser.Optimise(this._pattern)));
 }
Ejemplo n.º 41
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new Ask(this._pattern);
 }
Ejemplo n.º 42
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public override ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new FullTextMatch(this.SearchProvider, optimiser.Optimise(this.InnerAlgebra), this.MatchItem, this.ScoreItem, this.SearchTerm, this.Limit, this.ScoreThreshold);
 }
Ejemplo n.º 43
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 /// <summary>
 /// Transforms the RHS of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformRhs(IAlgebraOptimiser optimiser)
 {
     return new LeftJoin(this._lhs, optimiser.Optimise(this._rhs), this._filter);
 }
Ejemplo n.º 44
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new Graph(optimiser.Optimise(this._pattern), this._graphSpecifier));
 }
Ejemplo n.º 45
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 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new Extend(optimiser.Optimise(this._inner), this._expr, this._var);
 }
Ejemplo n.º 46
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 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public abstract ISparqlAlgebra Transform(IAlgebraOptimiser optimiser);
Ejemplo n.º 47
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 /// <summary>
 /// Transforms both sides of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new ParallelJoin(optimiser.Optimise(this._lhs), optimiser.Optimise(this._rhs));
 }
Ejemplo n.º 48
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 /// <summary>
 /// Transforms the RHS of the Join using the given optimiser.
 /// </summary>
 /// <param name="optimiser">optimser.</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformRhs(IAlgebraOptimiser optimiser)
 {
     return(new ParallelUnion(Lhs, optimiser.Optimise(Rhs)));
 }
Ejemplo n.º 49
0
 /// <summary>
 /// Transforms the RHS of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformRhs(IAlgebraOptimiser optimiser)
 {
     if (optimiser is IExpressionTransformer)
     {
         return new LeftJoin(this._lhs, optimiser.Optimise(this._rhs), new UnaryExpressionFilter(((IExpressionTransformer)optimiser).Transform(this._filter.Expression)));
     }
     else
     {
         return new LeftJoin(this._lhs, optimiser.Optimise(this._rhs), this._filter);
     }
 }
Ejemplo n.º 50
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 /// <summary>
 /// Adds a new Algebra Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 public static void AddOptimiser(IAlgebraOptimiser optimiser)
 {
     _algebraOpt.Add(optimiser);
 }
Ejemplo n.º 51
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 /// <summary>
 /// Transforms the RHS of the Join using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimser</param>
 /// <returns></returns>
 public ISparqlAlgebra TransformRhs(IAlgebraOptimiser optimiser)
 {
     return new Union(this._lhs, optimiser.Optimise(this._rhs));
 }
Ejemplo n.º 52
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 /// <summary>
 /// Removes an Algebra Optimiser
 /// </summary>
 /// <param name="optimiser"></param>
 public static void RemoveOptimiser(IAlgebraOptimiser optimiser)
 {
     _algebraOpt.Remove(optimiser);
 }
Ejemplo n.º 53
0
 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     if (optimiser is IExpressionTransformer)
     {
         return new Filter(optimiser.Optimise(this._pattern), new UnaryExpressionFilter(((IExpressionTransformer)optimiser).Transform(this._filter.Expression)));
     }
     else
     {
         return new Filter(optimiser.Optimise(this._pattern), this._filter);
     }
 }
Ejemplo n.º 54
0
 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser.
 /// </summary>
 /// <param name="optimiser">Optimiser.</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return(new Slice(optimiser.Optimise(_pattern), _limit, _offset));
 }
Ejemplo n.º 55
0
 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new Having(this._pattern, this._having);
 }
Ejemplo n.º 56
0
 /// <summary>
 /// Transforms the Inner Algebra using the given Optimiser
 /// </summary>
 /// <param name="optimiser">Optimiser</param>
 /// <returns></returns>
 public ISparqlAlgebra Transform(IAlgebraOptimiser optimiser)
 {
     return new Project(optimiser.Optimise(this._pattern), this._variables);
 }