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axion 1.0-M1 API: Package org.axiondb.constraints
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<H2>
Package org.axiondb.constraints
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<A HREF="../../../org/axiondb/Constraint.html"><CODE>Constraint</CODE></A> implementations.
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<B>See: </B>
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<A HREF="#package_description"><B>Description</B></A>
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<TD WIDTH="15%"><B><A HREF="BaseConstraint.html">BaseConstraint</A></B></TD>
<TD>Abstract base <A HREF="../../../org/axiondb/Constraint.html"><CODE>Constraint</CODE></A> implementation.</TD>
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<TD WIDTH="15%"><B><A HREF="BaseSelectableBasedConstraint.html">BaseSelectableBasedConstraint</A></B></TD>
<TD>Abstract base <A HREF="../../../org/axiondb/SelectableBasedConstraint.html"><CODE>SelectableBasedConstraint</CODE></A> implementation.</TD>
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<TD WIDTH="15%"><B><A HREF="CheckConstraint.html">CheckConstraint</A></B></TD>
<TD>A CHECK constraint, which is violated whenever the given <A HREF="../../../org/axiondb/constraints/CheckConstraint.html#setCondition(org.axiondb.WhereNode)"><CODE>condition</CODE></A> is violated.</TD>
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<TD WIDTH="15%"><B><A HREF="NotNullConstraint.html">NotNullConstraint</A></B></TD>
<TD>A NOT NULL constraint, which is violated whenever one or more of the specified <A HREF="../../../org/axiondb/Selectable.html"><CODE>Selectable</CODE></A>s is <code>null</code>.</TD>
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<TD WIDTH="15%"><B><A HREF="NullConstraint.html">NullConstraint</A></B></TD>
<TD>A NULL constraint, which is never violated but may be created and dropped.</TD>
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<TD WIDTH="15%"><B><A HREF="PrimaryKeyConstraint.html">PrimaryKeyConstraint</A></B></TD>
<TD>A PRIMARY KEY constraint, which is violated whenever any of my <A HREF="../../../org/axiondb/Selectable.html"><CODE>Selectable</CODE></A>s are <code>null</code> or my collection of <A HREF="../../../org/axiondb/Selectable.html"><CODE>Selectable</CODE></A>s is not <A HREF="../../../org/axiondb/constraints/UniqueConstraint.html#evaluate(org.axiondb.event.RowEvent)"><CODE>unique</CODE></A>.</TD>
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<TD WIDTH="15%"><B><A HREF="UniqueConstraint.html">UniqueConstraint</A></B></TD>
<TD>A UNIQUE constraint, which is violated when my collection of <A HREF="../../../org/axiondb/Selectable.html"><CODE>Selectable</CODE></A>s is not unique within my table.</TD>
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<A NAME="package_description"><!-- --></A><H2>
Package org.axiondb.constraints Description
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<p><A HREF="../../../org/axiondb/Constraint.html"><CODE>Constraint</CODE></A> implementations.</p>
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