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magik-demo:developer:class:core:tcstatement [2013/07/19 11:26] alex [getter and setter methods] |
magik-demo:developer:class:core:tcstatement [2017/07/06 15:24] (current) |
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Table Completeness (TC) statement describes a table completeness statement as it is defined by Razniewski&Nutt(VLDB2011). | Table Completeness (TC) statement describes a table completeness statement as it is defined by Razniewski&Nutt(VLDB2011). | ||
- | Namely, Compl(R(x);G) is a table completeness statement for the relation R, and under the condition G. \\ | + | {{ :magik-demo:developer:schema2.png?nolink&600 |}} |
- | Condition G is a conjunction of atoms and x is a vector of arity R. \\ | + | |
+ | Namely, Compl(R(x);G) is a table completeness statement for the relation R, and under the condition G. | ||
+ | |||
+ | Condition G is a conjunction of atoms and x is a vector of arity R. | ||
A TC statement is satisfied with a partial db D=(Di,Da) if R(x)(Di) {{:magik-demo:developer:class:core:subset_of_or_equal_to_icon_256x256.png?nolink&11|}} (R(x),G)(Da). | A TC statement is satisfied with a partial db D=(Di,Da) if R(x)(Di) {{:magik-demo:developer:class:core:subset_of_or_equal_to_icon_256x256.png?nolink&11|}} (R(x),G)(Da). | ||
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</code> | </code> | ||
- | ===== Class Constructor ===== | + | ===== Class Constructors ===== |
==== TCStatement ==== | ==== TCStatement ==== | ||
<code java> | <code java> | ||
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---- | ---- | ||
+ | ==== clone ==== | ||
+ | <code java> | ||
+ | @Override | ||
+ | public Object clone () | ||
+ | </code> | ||
+ | |||
+ | **Returns:** | ||
+ | * cloned object (TCStatement type) | ||
+ | |||
+ | |||
+ | ---- | ||
+ | |||
+ | ==== equals ==== | ||
+ | <code java> | ||
+ | @Override | ||
+ | public boolean equals (Object o) | ||
+ | </code> | ||
+ | |||
+ | Implementation for checking the equality for TCStatement | ||
+ | |||
+ | **Returns:** | ||
+ | * //true// if equal, //false// otherwise | ||
+ | |||
+ | |||
+ | ---- | ||
+ | |||
+ | ==== toString ==== | ||
+ | <code java> | ||
+ | @Override | ||
+ | public String toString () | ||
+ | </code> | ||
+ | |||
+ | Implementation for converting in String format TCStatements. | ||
+ | |||
+ | Format: **''Compl(table[term1,term2,term3])''** | ||
+ | |||
+ | |||
+ | **Returns:** | ||
+ | * String version of the TC - statement | ||
+ | |||
+ | |||
+ | ---- | ||
==== getter and setter methods ==== | ==== getter and setter methods ==== | ||
<code java> | <code java> | ||
- | public Relation getRelation() | + | public Relation getRelation() |
- | public void setRelation(Relation r) | + | public void setRelation(Relation r) |
- | + | ||
- | public java.util.ArrayList<Term> getHeadSimpleTerms() | + | |
- | public void setHeadSimpleTerms(java.util.ArrayList<Term> headSimpleTerms) | + | |
- | public java.util.ArrayList<Atom> getConditionG() | + | public java.util.ArrayList<Term> getHeadSimpleTerms() |
- | public void setConditionG(java.util.ArrayList<Atom> conditionG) | + | public void setHeadSimpleTerms(java.util.ArrayList<Term> headSimpleTerms) |
- | public long getId() | + | public java.util.ArrayList<Atom> getConditionG() |
- | public void setId(long id) | + | public void setConditionG(java.util.ArrayList<Atom> conditionG) |
- | public String getDescription() | + | public long getId() |
- | public void setDescription(java.lang.String description) | + | public void setId(long id) |
- | public String getName() | + | public String getDescription() |
- | public void setName(java.lang.String name) | + | public void setDescription(java.lang.String description) |
+ | |||
+ | public String getName() | ||
+ | public void setName(java.lang.String name) | ||
</code> | </code> | ||
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