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| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.hadoop.hbase.regionserver</a></div> |
| <h1 title="Interface MemStore" class="title">Interface MemStore</h1> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>All Superinterfaces:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/AutoCloseable.html" title="class or interface in java.lang" class="external-link">AutoCloseable</a></code>, <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/Closeable.html" title="class or interface in java.io" class="external-link">Closeable</a></code></dd> |
| </dl> |
| <dl class="notes"> |
| <dt>All Known Implementing Classes:</dt> |
| <dd><code><a href="AbstractMemStore.html" title="class in org.apache.hadoop.hbase.regionserver">AbstractMemStore</a></code>, <code><a href="CompactingMemStore.html" title="class in org.apache.hadoop.hbase.regionserver">CompactingMemStore</a></code>, <code><a href="DefaultMemStore.html" title="class in org.apache.hadoop.hbase.regionserver">DefaultMemStore</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="annotations">@Private |
| </span><span class="modifiers">public interface </span><span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-35">MemStore</a></span><span class="extends-implements"> |
| extends <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/Closeable.html" title="class or interface in java.io" class="external-link">Closeable</a></span></div> |
| <div class="block">The MemStore holds in-memory modifications to the Store. Modifications are <a href="../Cell.html" title="interface in org.apache.hadoop.hbase"><code>Cell</code></a>s. |
| <p> |
| The MemStore functions should not be called in parallel. Callers should hold write and read |
| locks. This is done in <a href="HStore.html" title="class in org.apache.hadoop.hbase.regionserver"><code>HStore</code></a>. |
| </p></div> |
| </section> |
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| <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Method</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#add(java.lang.Iterable,org.apache.hadoop.hbase.regionserver.MemStoreSizing)" class="member-name-link">add</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a><<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>> cells, |
| <a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a> memstoreSizing)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Write the updates</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#add(org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.regionserver.MemStoreSizing)" class="member-name-link">add</a><wbr>(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a> cell, |
| <a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a> memstoreSizing)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Write an update</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#clearSnapshot(long)" class="member-name-link">clearSnapshot</a><wbr>(long id)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Clears the current snapshot of the Memstore.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#close()" class="member-name-link">close</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Close the memstore.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="MemStoreSize.html" title="class in org.apache.hadoop.hbase.regionserver">MemStoreSize</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getFlushableSize()" class="member-name-link">getFlushableSize</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Flush will first clear out the data in snapshot if any (It will take a second flush invocation |
| to clear the current Cell set).</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a><<a href="KeyValueScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">KeyValueScanner</a>></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getScanners(long)" class="member-name-link">getScanners</a><wbr>(long readPt)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="MemStoreSize.html" title="class in org.apache.hadoop.hbase.regionserver">MemStoreSize</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getSnapshotSize()" class="member-name-link">getSnapshotSize</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Return the size of the snapshot(s) if any</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#isSloppy()" class="member-name-link">isSloppy</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>long</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#preFlushSeqIDEstimation()" class="member-name-link">preFlushSeqIDEstimation</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">This method is called before the flush is executed.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="MemStoreSize.html" title="class in org.apache.hadoop.hbase.regionserver">MemStoreSize</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#size()" class="member-name-link">size</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="MemStoreSnapshot.html" title="class in org.apache.hadoop.hbase.regionserver">MemStoreSnapshot</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#snapshot()" class="member-name-link">snapshot</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Creates a snapshot of the current memstore.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#startReplayingFromWAL()" class="member-name-link">startReplayingFromWAL</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"> |
| <div class="block">This message intends to inform the MemStore that next coming updates are going to be part of |
| the replaying edits from WAL</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code>default void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"><code><a href="#stopReplayingFromWAL()" class="member-name-link">stopReplayingFromWAL</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab5"> |
| <div class="block">This message intends to inform the MemStore that the replaying edits from WAL are done</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>long</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#timeOfOldestEdit()" class="member-name-link">timeOfOldestEdit</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Returns Oldest timestamp of all the Cells in the MemStore</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#upsert(java.lang.Iterable,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing)" class="member-name-link">upsert</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a><<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>> cells, |
| long readpoint, |
| <a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a> memstoreSizing)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Update or insert the specified cells.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li> |
| <section class="method-details" id="method-detail"> |
| <h2>Method Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="snapshot()"> |
| <h3>snapshot</h3> |
| <div class="member-signature"><span class="return-type"><a href="MemStoreSnapshot.html" title="class in org.apache.hadoop.hbase.regionserver">MemStoreSnapshot</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-43">snapshot</a></span>()</div> |
| <div class="block">Creates a snapshot of the current memstore. Snapshot must be cleared by call to |
| <a href="#clearSnapshot(long)"><code>clearSnapshot(long)</code></a>.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd><a href="MemStoreSnapshot.html" title="class in org.apache.hadoop.hbase.regionserver"><code>MemStoreSnapshot</code></a></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="clearSnapshot(long)"> |
| <h3>clearSnapshot</h3> |
| <div class="member-signature"><span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-49">clearSnapshot</a></span><wbr><span class="parameters">(long id)</span> |
| throws <span class="exceptions"><a href="../exceptions/UnexpectedStateException.html" title="class in org.apache.hadoop.hbase.exceptions">UnexpectedStateException</a></span></div> |
| <div class="block">Clears the current snapshot of the Memstore.</div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="../exceptions/UnexpectedStateException.html" title="class in org.apache.hadoop.hbase.exceptions">UnexpectedStateException</a></code></dd> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list"> |
| <li><a href="#snapshot()"><code>snapshot()</code></a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getFlushableSize()"> |
| <h3>getFlushableSize</h3> |
| <div class="member-signature"><span class="return-type"><a href="MemStoreSize.html" title="class in org.apache.hadoop.hbase.regionserver">MemStoreSize</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-56">getFlushableSize</a></span>()</div> |
| <div class="block">Flush will first clear out the data in snapshot if any (It will take a second flush invocation |
| to clear the current Cell set). If snapshot is empty, current Cell set will be flushed.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>On flush, how much memory we will clear.</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getSnapshotSize()"> |
| <h3>getSnapshotSize</h3> |
| <div class="member-signature"><span class="return-type"><a href="MemStoreSize.html" title="class in org.apache.hadoop.hbase.regionserver">MemStoreSize</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-62">getSnapshotSize</a></span>()</div> |
| <div class="block">Return the size of the snapshot(s) if any</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>size of the memstore snapshot</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="add(org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.regionserver.MemStoreSizing)"> |
| <h3>add</h3> |
| <div class="member-signature"><span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-69">add</a></span><wbr><span class="parameters">(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a> cell, |
| <a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a> memstoreSizing)</span></div> |
| <div class="block">Write an update</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>memstoreSizing</code> - The delta in memstore size will be passed back via this. This will |
| include both data size and heap overhead delta.</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="add(java.lang.Iterable,org.apache.hadoop.hbase.regionserver.MemStoreSizing)"> |
| <h3>add</h3> |
| <div class="member-signature"><span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-76">add</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a><<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>> cells, |
| <a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a> memstoreSizing)</span></div> |
| <div class="block">Write the updates</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>memstoreSizing</code> - The delta in memstore size will be passed back via this. This will |
| include both data size and heap overhead delta.</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="timeOfOldestEdit()"> |
| <h3>timeOfOldestEdit</h3> |
| <div class="member-signature"><span class="return-type">long</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-79">timeOfOldestEdit</a></span>()</div> |
| <div class="block">Returns Oldest timestamp of all the Cells in the MemStore</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="upsert(java.lang.Iterable,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing)"> |
| <h3>upsert</h3> |
| <div class="member-signature"><span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-96">upsert</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a><<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>> cells, |
| long readpoint, |
| <a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a> memstoreSizing)</span></div> |
| <div class="block">Update or insert the specified cells. |
| <p> |
| For each Cell, insert into MemStore. This will atomically upsert the value for that |
| row/family/qualifier. If a Cell did already exist, it will then be removed. |
| <p> |
| Currently the memstoreTS is kept at 0 so as each insert happens, it will be immediately |
| visible. May want to change this so it is atomic across all KeyValues. |
| <p> |
| This is called under row lock, so Get operations will still see updates atomically. Scans will |
| only see each KeyValue update as atomic.</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>readpoint</code> - readpoint below which we can safely remove duplicate Cells.</dd> |
| <dd><code>memstoreSizing</code> - The delta in memstore size will be passed back via this. This will |
| include both data size and heap overhead delta.</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getScanners(long)"> |
| <h3>getScanners</h3> |
| <div class="member-signature"><span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a><<a href="KeyValueScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">KeyValueScanner</a>></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-102">getScanners</a></span><wbr><span class="parameters">(long readPt)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>scanner over the memstore. This might include scanner over the snapshot when one is |
| present.</dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="size()"> |
| <h3>size</h3> |
| <div class="member-signature"><span class="return-type"><a href="MemStoreSize.html" title="class in org.apache.hadoop.hbase.regionserver">MemStoreSize</a></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-110">size</a></span>()</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>Total memory occupied by this MemStore. This won't include any size occupied by the |
| snapshot. We assume the snapshot will get cleared soon. This is not thread safe and the |
| memstore may be changed while computing its size. It is the responsibility of the |
| caller to make sure this doesn't happen.</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="preFlushSeqIDEstimation()"> |
| <h3>preFlushSeqIDEstimation</h3> |
| <div class="member-signature"><span class="return-type">long</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-117">preFlushSeqIDEstimation</a></span>()</div> |
| <div class="block">This method is called before the flush is executed.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>an estimation (lower bound) of the unflushed sequence id in memstore after the flush is |
| executed. if memstore will be cleared returns <code>HConstants.NO_SEQNUM</code>.</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isSloppy()"> |
| <h3>isSloppy</h3> |
| <div class="member-signature"><span class="return-type">boolean</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-120">isSloppy</a></span>()</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="startReplayingFromWAL()"> |
| <h3>startReplayingFromWAL</h3> |
| <div class="member-signature"><span class="modifiers">default</span> <span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-126">startReplayingFromWAL</a></span>()</div> |
| <div class="block">This message intends to inform the MemStore that next coming updates are going to be part of |
| the replaying edits from WAL</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="stopReplayingFromWAL()"> |
| <h3>stopReplayingFromWAL</h3> |
| <div class="member-signature"><span class="modifiers">default</span> <span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-133">stopReplayingFromWAL</a></span>()</div> |
| <div class="block">This message intends to inform the MemStore that the replaying edits from WAL are done</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="close()"> |
| <h3>close</h3> |
| <div class="member-signature"><span class="return-type">void</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/MemStore.html#line-145">close</a></span>()</div> |
| <div class="block">Close the memstore. |
| <p> |
| Usually this should only be called when there is nothing in the memstore, unless we are going |
| to abort ourselves. |
| <p> |
| For normal cases, this method is only used to fix the reference counting, see HBASE-27941.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/AutoCloseable.html#close()" title="class or interface in java.lang" class="external-link">close</a></code> in interface <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/AutoCloseable.html" title="class or interface in java.lang" class="external-link">AutoCloseable</a></code></dd> |
| <dt>Specified by:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/Closeable.html#close()" title="class or interface in java.io" class="external-link">close</a></code> in interface <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/Closeable.html" title="class or interface in java.io" class="external-link">Closeable</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </section> |
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