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| <h2 title="Interface QueryCursor" class="title">Interface QueryCursor<span class='angle_bracket'><</span>T<span class='angle_bracket'>></span></h2> |
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| <dd><a href="../../../../../org/apache/ignite/cache/query/BulkLoadContextCursor.html" title="class in org.apache.ignite.cache.query">BulkLoadContextCursor</a></dd> |
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| <pre>public interface <span class="typeNameLabel">QueryCursor<span class='angle_bracket'><</span>T<span class='angle_bracket'>></span></span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><span class='angle_bracket'><</span>T<span class='angle_bracket'>></span>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true" title="class or interface in java.lang">AutoCloseable</a></pre> |
| <div class="block">Query result cursor. Implements <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang"><code>Iterable</code></a> only for convenience, e.g. <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#iterator--" title="class or interface in java.lang"><code>Iterable.iterator()</code></a> |
| can be obtained only once. Also if iteration is started then <a href="../../../../../org/apache/ignite/cache/query/QueryCursor.html#getAll--"><code>getAll()</code></a> method calls are prohibited.</div> |
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| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/ignite/cache/query/QueryCursor.html#close--">close</a></span>()</code> |
| <div class="block">Closes all resources related to this cursor.</div> |
| </td> |
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| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><span class='angle_bracket'><</span><a href="../../../../../org/apache/ignite/cache/query/QueryCursor.html" title="type parameter in QueryCursor">T</a><span class='angle_bracket'>></span></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/ignite/cache/query/QueryCursor.html#getAll--">getAll</a></span>()</code> |
| <div class="block">Gets all query results and stores them in the collection.</div> |
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| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#forEach-java.util.function.Consumer-" title="class or interface in java.lang">forEach</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#iterator--" title="class or interface in java.lang">iterator</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true#spliterator--" title="class or interface in java.lang">spliterator</a></code></li> |
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| <h4>getAll</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><span class='angle_bracket'><</span><a href="../../../../../org/apache/ignite/cache/query/QueryCursor.html" title="type parameter in QueryCursor">T</a><span class='angle_bracket'>></span> getAll()</pre> |
| <div class="block">Gets all query results and stores them in the collection. |
| Use this method when you know in advance that query result is |
| relatively small and will not cause memory utilization issues. |
| <p> |
| Since all the results will be fetched, all the resources will be closed |
| automatically after this call, e.g. there is no need to call <a href="../../../../../org/apache/ignite/cache/query/QueryCursor.html#close--"><code>close()</code></a> method in this case.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>List containing all query results.</dd> |
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| </li> |
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| <h4>close</h4> |
| <pre>void close()</pre> |
| <div class="block">Closes all resources related to this cursor. If the query execution is in progress |
| (which is possible in case of invoking from another thread), a cancel will be attempted. |
| Sequential calls to this method have no effect. |
| <p> |
| Note: don't forget to close query cursors. Not doing so may lead to various resource leaks.</div> |
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| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true#close--" title="class or interface in java.lang">close</a></code> in interface <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true" title="class or interface in java.lang">AutoCloseable</a></code></dd> |
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| <p class="legalCopy"><small><table width="100%" border="0" cellspacing=0 cellpadding=0 style="padding: 5px"> <tr> <td> <table style="padding-left: 0; margin: 0"> <tbody style="padding: 0; margin: 0"> <tr style="padding: 0; margin: 0"> <td> <a target=_blank href="https://ignite.apache.org"><nobr>2021 Copyright © Apache Software Foundation</nobr></a> </td> </tr> </tbody> </table> </td> <td width="100%" align="right" valign="center"> <a href="https://twitter.com/ApacheIgnite" class="twitter-follow-button" data-show-count="false" data-size="large">Follow @ApacheIgnite</a> </td> </tr> <tr> <td colspan="2" valign="top" align="left"> <table style="padding-left: 0; margin: 0"> <tbody style="padding: 0; margin: 0"> <tr style="padding: 0; margin: 0"> <td> <b>Ignite Database and Caching Platform</b> </td> <td>: ver. <strong>2.11.1</strong> </td> </tr> <tr style="padding: 0; margin: 0"> <td> <b>Release Date</b> </td> <td>: December 20 2021 </td> </tr> </tbody> </table> </td> </tr> </table></small></p> |
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