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<h1 title="Uses of Package com.fluidops.fedx.algebra" class="title">Uses of Package<br>com.fluidops.fedx.algebra</h1>
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<th class="colFirst" scope="col">Package</th>
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<td class="colFirst"><a href="#com.fluidops.fedx.algebra">com.fluidops.fedx.algebra</a></td>
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<td class="colFirst"><a href="#com.fluidops.fedx.evaluation.join">com.fluidops.fedx.evaluation.join</a></td>
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<td class="colFirst"><a href="#com.fluidops.fedx.evaluation.union">com.fluidops.fedx.evaluation.union</a></td>
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<td class="colFirst"><a href="#com.fluidops.fedx.util">com.fluidops.fedx.util</a></td>
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<th class="colOne" scope="col">Class and Description</th>
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<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/BoundJoinTupleExpr.html#com.fluidops.fedx.algebra">BoundJoinTupleExpr</a>
<div class="block">Marker interface indicating that instances are applicable for bound
 join processing (see <a href="../../../../com/fluidops/fedx/evaluation/join/ControlledWorkerBoundJoin.html" title="class in com.fluidops.fedx.evaluation.join"><code>ControlledWorkerBoundJoin</code></a></div>
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<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/CheckStatementPattern.html#com.fluidops.fedx.algebra">CheckStatementPattern</a>
<div class="block">A statement pattern with no free variables when provided with some particular BindingSet
 in evaluate.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/ConjunctiveFilterExpr.html#com.fluidops.fedx.algebra">ConjunctiveFilterExpr</a>
<div class="block">ConjunctiveFilterExpr maintains a list of conjunctive (i.e.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/EmptyResult.html#com.fluidops.fedx.algebra">EmptyResult</a>
<div class="block">A generic interface to mark some TupleExpr as empty.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/ExclusiveGroup.html#com.fluidops.fedx.algebra">ExclusiveGroup</a>
<div class="block">Represents a group of statements that can only produce results at a single endpoint, the owner.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/ExclusiveStatement.html#com.fluidops.fedx.algebra">ExclusiveStatement</a>
<div class="block">Represents a StatementPattern that can only produce results at a single endpoint, the owner.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FedXService.html#com.fluidops.fedx.algebra">FedXService</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FedXStatementPattern.html#com.fluidops.fedx.algebra">FedXStatementPattern</a>
<div class="block">Base class providing all common functionality for FedX StatementPatterns</div>
</td>
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<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FilterExpr.html#com.fluidops.fedx.algebra">FilterExpr</a>
<div class="block">FilterExpr maintains information for a particular FILTER expression.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FilterTuple.html#com.fluidops.fedx.algebra">FilterTuple</a>
<div class="block">Expressions implementing this interface can apply some <a href="../../../../com/fluidops/fedx/algebra/FilterValueExpr.html" title="interface in com.fluidops.fedx.algebra"><code>FilterValueExpr</code></a>
 during evaluation.</div>
</td>
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<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FilterValueExpr.html#com.fluidops.fedx.algebra">FilterValueExpr</a>
<div class="block">Interface to indicate filter expressions.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/IndependentJoinGroup.html#com.fluidops.fedx.algebra">IndependentJoinGroup</a>&nbsp;</td>
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<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/NJoin.html#com.fluidops.fedx.algebra">NJoin</a>
<div class="block">A tuple expression that represents an nary-Join.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/NTuple.html#com.fluidops.fedx.algebra">NTuple</a>
<div class="block">Base class for any nary-tuple expression</div>
</td>
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<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/NUnion.html#com.fluidops.fedx.algebra">NUnion</a>
<div class="block">A tuple expression that represents an nary-Union.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/QueryRef.html#com.fluidops.fedx.algebra">QueryRef</a>
<div class="block">Interface to access the <a href="../../../../com/fluidops/fedx/structures/QueryInfo.html" title="class in com.fluidops.fedx.structures"><code>QueryInfo</code></a> from all FedX Algebra nodes.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/SingleSourceQuery.html#com.fluidops.fedx.algebra">SingleSourceQuery</a>
<div class="block">A query which has a single relevant source.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/StatementSource.html#com.fluidops.fedx.algebra">StatementSource</a>
<div class="block">A structure representing a relevant source for some expression.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/StatementSource.StatementSourceType.html#com.fluidops.fedx.algebra">StatementSource.StatementSourceType</a>&nbsp;</td>
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<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/StatementTupleExpr.html#com.fluidops.fedx.algebra">StatementTupleExpr</a>
<div class="block">Interface for any expression that can be evaluated</div>
</td>
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<li class="blockList"><a name="com.fluidops.fedx.cache">
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<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/StatementSource.html#com.fluidops.fedx.cache">StatementSource</a>
<div class="block">A structure representing a relevant source for some expression.</div>
</td>
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<li class="blockList"><a name="com.fluidops.fedx.evaluation">
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<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/CheckStatementPattern.html#com.fluidops.fedx.evaluation">CheckStatementPattern</a>
<div class="block">A statement pattern with no free variables when provided with some particular BindingSet
 in evaluate.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/ConjunctiveFilterExpr.html#com.fluidops.fedx.evaluation">ConjunctiveFilterExpr</a>
<div class="block">ConjunctiveFilterExpr maintains a list of conjunctive (i.e.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/ExclusiveGroup.html#com.fluidops.fedx.evaluation">ExclusiveGroup</a>
<div class="block">Represents a group of statements that can only produce results at a single endpoint, the owner.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FedXService.html#com.fluidops.fedx.evaluation">FedXService</a>&nbsp;</td>
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<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FilterExpr.html#com.fluidops.fedx.evaluation">FilterExpr</a>
<div class="block">FilterExpr maintains information for a particular FILTER expression.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FilterValueExpr.html#com.fluidops.fedx.evaluation">FilterValueExpr</a>
<div class="block">Interface to indicate filter expressions.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/IndependentJoinGroup.html#com.fluidops.fedx.evaluation">IndependentJoinGroup</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/NJoin.html#com.fluidops.fedx.evaluation">NJoin</a>
<div class="block">A tuple expression that represents an nary-Join.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/NUnion.html#com.fluidops.fedx.evaluation">NUnion</a>
<div class="block">A tuple expression that represents an nary-Union.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/ProjectionWithBindings.html#com.fluidops.fedx.evaluation">ProjectionWithBindings</a>&nbsp;</td>
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<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/SingleSourceQuery.html#com.fluidops.fedx.evaluation">SingleSourceQuery</a>
<div class="block">A query which has a single relevant source.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/StatementTupleExpr.html#com.fluidops.fedx.evaluation">StatementTupleExpr</a>
<div class="block">Interface for any expression that can be evaluated</div>
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<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FedXService.html#com.fluidops.fedx.evaluation.concurrent">FedXService</a>&nbsp;</td>
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<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FilterValueExpr.html#com.fluidops.fedx.evaluation.iterator">FilterValueExpr</a>
<div class="block">Interface to indicate filter expressions.</div>
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<li class="blockList"><a name="com.fluidops.fedx.evaluation.join">
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<th class="colOne" scope="col">Class and Description</th>
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<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/CheckStatementPattern.html#com.fluidops.fedx.evaluation.join">CheckStatementPattern</a>
<div class="block">A statement pattern with no free variables when provided with some particular BindingSet
 in evaluate.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FedXService.html#com.fluidops.fedx.evaluation.join">FedXService</a>&nbsp;</td>
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<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/IndependentJoinGroup.html#com.fluidops.fedx.evaluation.join">IndependentJoinGroup</a>&nbsp;</td>
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<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/StatementTupleExpr.html#com.fluidops.fedx.evaluation.join">StatementTupleExpr</a>
<div class="block">Interface for any expression that can be evaluated</div>
</td>
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<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FilterValueExpr.html#com.fluidops.fedx.evaluation.union">FilterValueExpr</a>
<div class="block">Interface to indicate filter expressions.</div>
</td>
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<th class="colOne" scope="col">Class and Description</th>
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<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/ExclusiveStatement.html#com.fluidops.fedx.optimizer">ExclusiveStatement</a>
<div class="block">Represents a StatementPattern that can only produce results at a single endpoint, the owner.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/NJoin.html#com.fluidops.fedx.optimizer">NJoin</a>
<div class="block">A tuple expression that represents an nary-Join.</div>
</td>
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<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/ExclusiveGroup.html#com.fluidops.fedx.statistics">ExclusiveGroup</a>
<div class="block">Represents a group of statements that can only produce results at a single endpoint, the owner.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/StatementSource.html#com.fluidops.fedx.statistics">StatementSource</a>
<div class="block">A structure representing a relevant source for some expression.</div>
</td>
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<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/ConjunctiveFilterExpr.html#com.fluidops.fedx.util">ConjunctiveFilterExpr</a>
<div class="block">ConjunctiveFilterExpr maintains a list of conjunctive (i.e.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/ExclusiveGroup.html#com.fluidops.fedx.util">ExclusiveGroup</a>
<div class="block">Represents a group of statements that can only produce results at a single endpoint, the owner.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FedXStatementPattern.html#com.fluidops.fedx.util">FedXStatementPattern</a>
<div class="block">Base class providing all common functionality for FedX StatementPatterns</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FilterExpr.html#com.fluidops.fedx.util">FilterExpr</a>
<div class="block">FilterExpr maintains information for a particular FILTER expression.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../com/fluidops/fedx/algebra/class-use/FilterValueExpr.html#com.fluidops.fedx.util">FilterValueExpr</a>
<div class="block">Interface to indicate filter expressions.</div>
</td>
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<tr class="rowColor">
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