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<title>org.janusgraph.graphdb.query (JanusGraph-Core: Core Library for JanusGraph 1.0.0 API)</title> |
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<h1 title="Package" class="title">Package org.janusgraph.graphdb.query</h1> |
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<table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Interface Summary table, listing interfaces, and an explanation"> |
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<caption><span>Interface Summary</span><span class="tabEnd"> </span></caption> |
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<th class="colFirst" scope="col">Interface</th> |
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<th class="colLast" scope="col">Description</th> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/BackendQuery.html" title="interface in org.janusgraph.graphdb.query">BackendQuery</a><Q extends <a href="../../../../org/janusgraph/graphdb/query/BackendQuery.html" title="interface in org.janusgraph.graphdb.query">BackendQuery</a>></td> |
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<div class="block">A BackendQuery is a query that can be updated to a new limit.</div> |
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</td> |
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</tr> |
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<tr class="rowColor"> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/ElementQuery.html" title="interface in org.janusgraph.graphdb.query">ElementQuery</a><R extends <a href="../../../../org/janusgraph/core/JanusGraphElement.html" title="interface in org.janusgraph.core">JanusGraphElement</a>,B extends <a href="../../../../org/janusgraph/graphdb/query/BackendQuery.html" title="interface in org.janusgraph.graphdb.query">BackendQuery</a><B>></td> |
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<td class="colLast"> |
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<div class="block">A query that returns <a href="../../../../org/janusgraph/core/JanusGraphElement.html" title="interface in org.janusgraph.core"><code>JanusGraphElement</code></a>s.</div> |
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</td> |
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</tr> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/Query.html" title="interface in org.janusgraph.graphdb.query">Query</a></td> |
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<td class="colLast"> |
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<div class="block">Standard Query interface specifying that a query may have a limit.</div> |
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</td> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/QueryExecutor.html" title="interface in org.janusgraph.graphdb.query">QueryExecutor</a><Q extends <a href="../../../../org/janusgraph/graphdb/query/ElementQuery.html" title="interface in org.janusgraph.graphdb.query">ElementQuery</a>,R extends <a href="../../../../org/janusgraph/core/JanusGraphElement.html" title="interface in org.janusgraph.core">JanusGraphElement</a>,B extends <a href="../../../../org/janusgraph/graphdb/query/BackendQuery.html" title="interface in org.janusgraph.graphdb.query">BackendQuery</a>></td> |
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<div class="block">Executes a given query and its subqueries against an underlying data store and transaction.</div> |
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</td> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/QueryUtil.IndexCall.html" title="interface in org.janusgraph.graphdb.query">QueryUtil.IndexCall</a><R></td> |
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<table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Class Summary table, listing classes, and an explanation"> |
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<th class="colFirst" scope="col">Class</th> |
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<th class="colLast" scope="col">Description</th> |
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<tr class="altColor"> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/BackendQueryHolder.html" title="class in org.janusgraph.graphdb.query">BackendQueryHolder</a><E extends <a href="../../../../org/janusgraph/graphdb/query/BackendQuery.html" title="interface in org.janusgraph.graphdb.query">BackendQuery</a><E>></td> |
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<td class="colLast"> |
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<div class="block">Holds a <a href="../../../../org/janusgraph/graphdb/query/BackendQuery.html" title="interface in org.janusgraph.graphdb.query"><code>BackendQuery</code></a> and captures additional information that pertains to its execution and to be used by a |
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<a href="../../../../org/janusgraph/graphdb/query/QueryExecutor.html" title="interface in org.janusgraph.graphdb.query"><code>QueryExecutor</code></a>: |
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Whether the query is fitted, i.e., whether all results returned from executing the backend query are part |
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of the result set or must be filtered in memory. |
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Whether the query results will already be sorted in the user defined sort order or whether extra sorting is |
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required. |
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Additional execution info required by the query executor.</div> |
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</td> |
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</tr> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/BaseQuery.html" title="class in org.janusgraph.graphdb.query">BaseQuery</a></td> |
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<td class="colLast"> |
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<div class="block">Standard implementation of <a href="../../../../org/janusgraph/graphdb/query/Query.html" title="interface in org.janusgraph.graphdb.query"><code>Query</code></a>.</div> |
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</td> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/JanusGraphPredicateUtils.html" title="class in org.janusgraph.graphdb.query">JanusGraphPredicateUtils</a></td> |
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<td class="colLast"> </td> |
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</tr> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/LimitAdjustingIterator.html" title="class in org.janusgraph.graphdb.query">LimitAdjustingIterator</a><R></td> |
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<td class="colLast"> |
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<div class="block">An iterator implementation that wraps around another iterator to iterate it up to a given limit.</div> |
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</td> |
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</tr> |
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<tr class="altColor"> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/MetricsQueryExecutor.html" title="class in org.janusgraph.graphdb.query">MetricsQueryExecutor</a><Q extends <a href="../../../../org/janusgraph/graphdb/query/ElementQuery.html" title="interface in org.janusgraph.graphdb.query">ElementQuery</a>,R extends <a href="../../../../org/janusgraph/core/JanusGraphElement.html" title="interface in org.janusgraph.core">JanusGraphElement</a>,B extends <a href="../../../../org/janusgraph/graphdb/query/BackendQuery.html" title="interface in org.janusgraph.graphdb.query">BackendQuery</a>></td> |
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<td class="colLast"> |
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<div class="block">Wraps a <a href="../../../../org/janusgraph/graphdb/query/QueryExecutor.html" title="interface in org.janusgraph.graphdb.query"><code>QueryExecutor</code></a> to gather metrics on the query execution and forward them to METRICS.</div> |
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</td> |
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<tr class="rowColor"> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/QueryProcessor.html" title="class in org.janusgraph.graphdb.query">QueryProcessor</a><Q extends <a href="../../../../org/janusgraph/graphdb/query/ElementQuery.html" title="interface in org.janusgraph.graphdb.query">ElementQuery</a><R,B>,R extends <a href="../../../../org/janusgraph/core/JanusGraphElement.html" title="interface in org.janusgraph.core">JanusGraphElement</a>,B extends <a href="../../../../org/janusgraph/graphdb/query/BackendQuery.html" title="interface in org.janusgraph.graphdb.query">BackendQuery</a><B>></td> |
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<td class="colLast"> |
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<div class="block">Executes a given <a href="../../../../org/janusgraph/graphdb/query/ElementQuery.html" title="interface in org.janusgraph.graphdb.query"><code>ElementQuery</code></a> against a provided <a href="../../../../org/janusgraph/graphdb/query/QueryExecutor.html" title="interface in org.janusgraph.graphdb.query"><code>QueryExecutor</code></a> to produce the result set of elements.</div> |
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</td> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/QueryUtil.html" title="class in org.janusgraph.graphdb.query">QueryUtil</a></td> |
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<td class="colLast"> |
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<div class="block">Utility methods used in query optimization and processing.</div> |
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</td> |
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</tr> |
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<tr class="rowColor"> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/ResultMergeSortIterator.html" title="class in org.janusgraph.graphdb.query">ResultMergeSortIterator</a><R></td> |
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<td class="colLast"> </td> |
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</tr> |
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<tr class="altColor"> |
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<td class="colFirst"><a href="../../../../org/janusgraph/graphdb/query/ResultSetIterator.html" title="class in org.janusgraph.graphdb.query">ResultSetIterator</a><R extends <a href="../../../../org/janusgraph/core/JanusGraphElement.html" title="interface in org.janusgraph.core">JanusGraphElement</a>></td> |
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<td class="colLast"> |
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<div class="block">Wraps around a result set iterator to return up to the specified limit number of elements |
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and implement the <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true#remove--" title="class or interface in java.util"><code>Iterator.remove()</code></a> method based on element's remove method.</div> |
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