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| <h1 title="Package org.apache.calcite.util.mapping" class="title">Package org.apache.calcite.util.mapping</h1> |
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| <div class="package-signature">package <span class="element-name">org.apache.calcite.util.mapping</span></div> |
| <section class="package-description" id="package-description"> |
| <div class="block">Support for algebraic maps.</div> |
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| <div class="col-first even-row-color"><a href="../package-summary.html">org.apache.calcite.util</a></div> |
| <div class="col-last even-row-color"> |
| <div class="block">Classes for testing Calcite.</div> |
| </div> |
| <div class="col-first odd-row-color"><a href="../graph/package-summary.html">org.apache.calcite.util.graph</a></div> |
| <div class="col-last odd-row-color"> |
| <div class="block">Graph-theoretic algorithms and data structures.</div> |
| </div> |
| <div class="col-first even-row-color"><a href="../javac/package-summary.html">org.apache.calcite.util.javac</a></div> |
| <div class="col-last even-row-color"> |
| <div class="block">Provides compilers for Java code.</div> |
| </div> |
| <div class="col-first odd-row-color"><a href="../trace/package-summary.html">org.apache.calcite.util.trace</a></div> |
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| <div class="table-header col-first">Class</div> |
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| <div class="col-first even-row-color class-summary class-summary-tab2"><a href="AbstractSourceMapping.html" title="class in org.apache.calcite.util.mapping">AbstractSourceMapping</a></div> |
| <div class="col-last even-row-color class-summary class-summary-tab2"> |
| <div class="block">Simple implementation of |
| <a href="Mappings.TargetMapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mappings.TargetMapping</code></a> where the |
| number of sources and targets are specified as constructor parameters, and you |
| just need to implement one method.</div> |
| </div> |
| <div class="col-first odd-row-color class-summary class-summary-tab2"><a href="AbstractTargetMapping.html" title="class in org.apache.calcite.util.mapping">AbstractTargetMapping</a></div> |
| <div class="col-last odd-row-color class-summary class-summary-tab2"> |
| <div class="block">Simple implementation of |
| <a href="Mappings.TargetMapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mappings.TargetMapping</code></a> where the |
| number of sources and targets are specified as constructor parameters, and you |
| just need to implement one method.</div> |
| </div> |
| <div class="col-first even-row-color class-summary class-summary-tab2"><a href="IntPair.html" title="class in org.apache.calcite.util.mapping">IntPair</a></div> |
| <div class="col-last even-row-color class-summary class-summary-tab2"> |
| <div class="block">An immutable pair of integers.</div> |
| </div> |
| <div class="col-first odd-row-color class-summary class-summary-tab1"><a href="Mapping.html" title="interface in org.apache.calcite.util.mapping">Mapping</a></div> |
| <div class="col-last odd-row-color class-summary class-summary-tab1"> |
| <div class="block">A <dfn>Mapping</dfn> is a relationship between a source domain to target |
| domain of integers.</div> |
| </div> |
| <div class="col-first even-row-color class-summary class-summary-tab2"><a href="Mappings.html" title="class in org.apache.calcite.util.mapping">Mappings</a></div> |
| <div class="col-last even-row-color class-summary class-summary-tab2"> |
| <div class="block">Utility functions related to mappings.</div> |
| </div> |
| <div class="col-first odd-row-color class-summary class-summary-tab2"><a href="Mappings.AbstractMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.AbstractMapping</a></div> |
| <div class="col-last odd-row-color class-summary class-summary-tab2"> |
| <div class="block">Abstract implementation of <a href="Mapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mapping</code></a>.</div> |
| </div> |
| <div class="col-first even-row-color class-summary class-summary-tab1"><a href="Mappings.CoreMapping.html" title="interface in org.apache.calcite.util.mapping">Mappings.CoreMapping</a></div> |
| <div class="col-last even-row-color class-summary class-summary-tab1"> |
| <div class="block">Core interface of all mappings.</div> |
| </div> |
| <div class="col-first odd-row-color class-summary class-summary-tab2"><a href="Mappings.FiniteAbstractMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.FiniteAbstractMapping</a></div> |
| <div class="col-last odd-row-color class-summary class-summary-tab2"> |
| <div class="block">Abstract implementation of mapping where both source and target |
| domains are finite.</div> |
| </div> |
| <div class="col-first even-row-color class-summary class-summary-tab1"><a href="Mappings.FunctionMapping.html" title="interface in org.apache.calcite.util.mapping">Mappings.FunctionMapping</a></div> |
| <div class="col-last even-row-color class-summary class-summary-tab1"> |
| <div class="block">Mapping where every source has a target.</div> |
| </div> |
| <div class="col-first odd-row-color class-summary class-summary-tab2"><a href="Mappings.IdentityMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.IdentityMapping</a></div> |
| <div class="col-last odd-row-color class-summary class-summary-tab2"> |
| <div class="block">The identity mapping, of a given size, or infinite.</div> |
| </div> |
| <div class="col-first even-row-color class-summary class-summary-tab5"><a href="Mappings.NoElementException.html" title="class in org.apache.calcite.util.mapping">Mappings.NoElementException</a></div> |
| <div class="col-last even-row-color class-summary class-summary-tab5"> |
| <div class="block">Thrown when a mapping is expected to return one element but returns none.</div> |
| </div> |
| <div class="col-first odd-row-color class-summary class-summary-tab2"><a href="Mappings.OverridingSourceMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.OverridingSourceMapping</a></div> |
| <div class="col-last odd-row-color class-summary class-summary-tab2"> |
| <div class="block">Source mapping that returns the same result as a parent |
| <a href="Mappings.SourceMapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mappings.SourceMapping</code></a> except for specific overriding elements.</div> |
| </div> |
| <div class="col-first even-row-color class-summary class-summary-tab2"><a href="Mappings.OverridingTargetMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.OverridingTargetMapping</a></div> |
| <div class="col-last even-row-color class-summary class-summary-tab2"> |
| <div class="block">Target mapping that returns the same result as a parent |
| <a href="Mappings.TargetMapping.html" title="interface in org.apache.calcite.util.mapping"><code>Mappings.TargetMapping</code></a> except for specific overriding elements.</div> |
| </div> |
| <div class="col-first odd-row-color class-summary class-summary-tab2"><a href="Mappings.PartialMapping.html" title="class in org.apache.calcite.util.mapping">Mappings.PartialMapping</a></div> |
| <div class="col-last odd-row-color class-summary class-summary-tab2"> |
| <div class="block">A mapping where a source has at most one target, and every target has at |
| most one source.</div> |
| </div> |
| <div class="col-first even-row-color class-summary class-summary-tab1"><a href="Mappings.SourceMapping.html" title="interface in org.apache.calcite.util.mapping">Mappings.SourceMapping</a></div> |
| <div class="col-last even-row-color class-summary class-summary-tab1"> |
| <div class="block">Mapping suitable for sourcing columns.</div> |
| </div> |
| <div class="col-first odd-row-color class-summary class-summary-tab1"><a href="Mappings.TargetMapping.html" title="interface in org.apache.calcite.util.mapping">Mappings.TargetMapping</a></div> |
| <div class="col-last odd-row-color class-summary class-summary-tab1"> |
| <div class="block">Mapping suitable for mapping columns to a target.</div> |
| </div> |
| <div class="col-first even-row-color class-summary class-summary-tab5"><a href="Mappings.TooManyElementsException.html" title="class in org.apache.calcite.util.mapping">Mappings.TooManyElementsException</a></div> |
| <div class="col-last even-row-color class-summary class-summary-tab5"> |
| <div class="block">Thrown when a mapping is expected to return one element but returns |
| several.</div> |
| </div> |
| <div class="col-first odd-row-color class-summary class-summary-tab3"><a href="MappingType.html" title="enum in org.apache.calcite.util.mapping">MappingType</a></div> |
| <div class="col-last odd-row-color class-summary class-summary-tab3"> |
| <div class="block">Describes the type of a mapping, from the most general |
| <a href="MappingType.html#MULTI_FUNCTION"><code>MappingType.MULTI_FUNCTION</code></a> (every element in the source and target domain can |
| participate in many mappings) to the most restricted <a href="MappingType.html#BIJECTION"><code>MappingType.BIJECTION</code></a> (every |
| element in the source and target domain must be paired with precisely one |
| element in the other domain).</div> |
| </div> |
| </div> |
| </div> |
| </div> |
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