cassandra-server

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">  <html lang="en"> <head>  <title>Cassandra.Iface (apache-cassandra API)</title> <meta name="date" content="2014-09-07"> <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style"> </head> <body> <script type="text/javascript"> </script> <noscript> <div>JavaScript is disabled on your browser.</div> </noscript>  <div class="topNav"><a name="navbar_top">  </a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_firstrow">  </a> <ul class="navList" title="Navigation"> <li><a href="../../../../overview-summary.html">Overview</a></li> <li><a href="package-summary.html">Package</a></li> <li class="navBarCell1Rev">Class</li> <li><a href="class-use/Cassandra.Iface.html">Use</a></li> <li><a href="package-tree.html">Tree</a></li> <li><a href="../../../../deprecated-list.html">Deprecated</a></li> <li><a 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<li>Constr | </li> <li><a href="#method_summary">Method</a></li> </ul> <ul class="subNavList"> <li>Detail: </li> <li>Field | </li> <li>Constr | </li> <li><a href="#method_detail">Method</a></li> </ul> </div> <a name="skip-navbar_top">  </a></div>   <div class="header"> <div class="subTitle">org.apache.cassandra.thrift</div> <h2 title="Interface Cassandra.Iface" class="title">Interface Cassandra.Iface</h2> </div> <div class="contentContainer"> <div class="description"> <ul class="blockList"> <li class="blockList"> <dl> <dt>All Known Implementing Classes:</dt> <dd><a href="../../../../org/apache/cassandra/thrift/Cassandra.Client.html" title="class in org.apache.cassandra.thrift">Cassandra.Client</a>, <a href="../../../../org/apache/cassandra/thrift/CassandraServer.html" title="class in org.apache.cassandra.thrift">CassandraServer</a></dd> </dl> <dl> <dt>Enclosing class:</dt> <dd><a href="../../../../org/apache/cassandra/thrift/Cassandra.html" title="class in org.apache.cassandra.thrift">Cassandra</a></dd> </dl> <hr> <br> <pre>public static interface <span class="strong">Cassandra.Iface</span></pre> </li> </ul> </div> <div class="summary"> <ul class="blockList"> <li class="blockList">  <ul class="blockList"> <li class="blockList"><a name="method_summary">  </a> <h3>Method Summary</h3> <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> <caption><span>Methods</span><span class="tabEnd"> </span></caption> <tr> <th class="colFirst" scope="col">Modifier and Type</th> <th class="colLast" scope="col">Method and Description</th> </tr> <tr class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#add(java.nio.ByteBuffer,%20org.apache.cassandra.thrift.ColumnParent,%20org.apache.cassandra.thrift.CounterColumn,%20org.apache.cassandra.thrift.ConsistencyLevel)">add</a></strong>(java.nio.ByteBuffer key, <a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/CounterColumn.html" title="class in org.apache.cassandra.thrift">CounterColumn</a> column, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">Increment or decrement a counter.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#atomic_batch_mutate(java.util.Map,%20org.apache.cassandra.thrift.ConsistencyLevel)">atomic_batch_mutate</a></strong>(java.util.Map<java.nio.ByteBuffer,java.util.Map<java.lang.String,java.util.List<<a href="../../../../org/apache/cassandra/thrift/Mutation.html" title="class in org.apache.cassandra.thrift">Mutation</a>>>> mutation_map, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">Atomically mutate many columns or super columns for many row keys.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#batch_mutate(java.util.Map,%20org.apache.cassandra.thrift.ConsistencyLevel)">batch_mutate</a></strong>(java.util.Map<java.nio.ByteBuffer,java.util.Map<java.lang.String,java.util.List<<a href="../../../../org/apache/cassandra/thrift/Mutation.html" title="class in org.apache.cassandra.thrift">Mutation</a>>>> mutation_map, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">Mutate many columns or super columns for many row keys.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../org/apache/cassandra/thrift/CASResult.html" title="class in org.apache.cassandra.thrift">CASResult</a></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#cas(java.nio.ByteBuffer,%20java.lang.String,%20java.util.List,%20java.util.List,%20org.apache.cassandra.thrift.ConsistencyLevel,%20org.apache.cassandra.thrift.ConsistencyLevel)">cas</a></strong>(java.nio.ByteBuffer key, java.lang.String column_family, java.util.List<<a href="../../../../org/apache/cassandra/thrift/Column.html" title="class in org.apache.cassandra.thrift">Column</a>> expected, java.util.List<<a href="../../../../org/apache/cassandra/thrift/Column.html" title="class in org.apache.cassandra.thrift">Column</a>> updates, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> serial_consistency_level, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> commit_consistency_level)</code> <div class="block">Atomic compare and set.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_cluster_name()">describe_cluster_name</a></strong>()</code> <div class="block">get the cluster name</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../org/apache/cassandra/thrift/KsDef.html" title="class in org.apache.cassandra.thrift">KsDef</a></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_keyspace(java.lang.String)">describe_keyspace</a></strong>(java.lang.String keyspace)</code> <div class="block">describe specified keyspace</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.util.List<<a href="../../../../org/apache/cassandra/thrift/KsDef.html" title="class in org.apache.cassandra.thrift">KsDef</a>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_keyspaces()">describe_keyspaces</a></strong>()</code> <div class="block">list the defined keyspaces in this cluster</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.util.List<<a href="../../../../org/apache/cassandra/thrift/TokenRange.html" title="class in org.apache.cassandra.thrift">TokenRange</a>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_local_ring(java.lang.String)">describe_local_ring</a></strong>(java.lang.String keyspace)</code> <div class="block">same as describe_ring, but considers only nodes in the local DC</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_partitioner()">describe_partitioner</a></strong>()</code> <div class="block">returns the partitioner used by this cluster</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.util.List<<a href="../../../../org/apache/cassandra/thrift/TokenRange.html" title="class in org.apache.cassandra.thrift">TokenRange</a>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_ring(java.lang.String)">describe_ring</a></strong>(java.lang.String keyspace)</code> <div class="block">get the token ring: a map of ranges to host addresses, represented as a set of TokenRange instead of a map from range to list of endpoints, because you can't use Thrift structs as map keys: https://issues.apache.org/jira/browse/THRIFT-162 for the same reason, we can't return a set here, even though order is neither important nor predictable.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.util.Map<java.lang.String,java.util.List<java.lang.String>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_schema_versions()">describe_schema_versions</a></strong>()</code> <div class="block">for each schema version present in the cluster, returns a list of nodes at that version.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_snitch()">describe_snitch</a></strong>()</code> <div class="block">returns the snitch used by this cluster</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.util.List<<a href="../../../../org/apache/cassandra/thrift/CfSplit.html" title="class in org.apache.cassandra.thrift">CfSplit</a>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_splits_ex(java.lang.String,%20java.lang.String,%20java.lang.String,%20int)">describe_splits_ex</a></strong>(java.lang.String cfName, java.lang.String start_token, java.lang.String end_token, int keys_per_split)</code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.util.List<java.lang.String></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_splits(java.lang.String,%20java.lang.String,%20java.lang.String,%20int)">describe_splits</a></strong>(java.lang.String cfName, java.lang.String start_token, java.lang.String end_token, int keys_per_split)</code> <div class="block">experimental API for hadoop/parallel query support.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.util.Map<java.lang.String,java.lang.String></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_token_map()">describe_token_map</a></strong>()</code> <div class="block">get the mapping between token->node ip without taking replication into consideration https://issues.apache.org/jira/browse/CASSANDRA-4092</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#describe_version()">describe_version</a></strong>()</code> <div class="block">get the thrift api version</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../org/apache/cassandra/thrift/CqlResult.html" title="class in org.apache.cassandra.thrift">CqlResult</a></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#execute_cql_query(java.nio.ByteBuffer,%20org.apache.cassandra.thrift.Compression)">execute_cql_query</a></strong>(java.nio.ByteBuffer query, <a href="../../../../org/apache/cassandra/thrift/Compression.html" title="enum in org.apache.cassandra.thrift">Compression</a> compression)</code> <div class="block"><strong>Deprecated.</strong>  <div class="block"><i>Will become a no-op in 2.2. Please use the CQL3 version instead.</i></div> </div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../org/apache/cassandra/thrift/CqlResult.html" title="class in org.apache.cassandra.thrift">CqlResult</a></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#execute_cql3_query(java.nio.ByteBuffer,%20org.apache.cassandra.thrift.Compression,%20org.apache.cassandra.thrift.ConsistencyLevel)">execute_cql3_query</a></strong>(java.nio.ByteBuffer query, <a href="../../../../org/apache/cassandra/thrift/Compression.html" title="enum in org.apache.cassandra.thrift">Compression</a> compression, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency)</code> <div class="block">Executes a CQL3 (Cassandra Query Language) statement and returns a CqlResult containing the results.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../org/apache/cassandra/thrift/CqlResult.html" title="class in org.apache.cassandra.thrift">CqlResult</a></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#execute_prepared_cql_query(int,%20java.util.List)">execute_prepared_cql_query</a></strong>(int itemId, java.util.List<java.nio.ByteBuffer> values)</code> <div class="block"><strong>Deprecated.</strong>  <div class="block"><i>Will become a no-op in 2.2. Please use the CQL3 version instead.</i></div> </div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../org/apache/cassandra/thrift/CqlResult.html" title="class in org.apache.cassandra.thrift">CqlResult</a></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#execute_prepared_cql3_query(int,%20java.util.List,%20org.apache.cassandra.thrift.ConsistencyLevel)">execute_prepared_cql3_query</a></strong>(int itemId, java.util.List<java.nio.ByteBuffer> values, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency)</code> <div class="block">Executes a prepared CQL3 (Cassandra Query Language) statement by passing an id token, a list of variables to bind, and the consistency level, and returns a CqlResult containing the results.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>int</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#get_count(java.nio.ByteBuffer,%20org.apache.cassandra.thrift.ColumnParent,%20org.apache.cassandra.thrift.SlicePredicate,%20org.apache.cassandra.thrift.ConsistencyLevel)">get_count</a></strong>(java.nio.ByteBuffer key, <a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/SlicePredicate.html" title="class in org.apache.cassandra.thrift">SlicePredicate</a> predicate, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">returns the number of columns matching <code>predicate</code> for a particular <code>key</code>, <code>ColumnFamily</code> and optionally <code>SuperColumn</code>.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.util.List<<a href="../../../../org/apache/cassandra/thrift/KeySlice.html" title="class in org.apache.cassandra.thrift">KeySlice</a>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#get_indexed_slices(org.apache.cassandra.thrift.ColumnParent,%20org.apache.cassandra.thrift.IndexClause,%20org.apache.cassandra.thrift.SlicePredicate,%20org.apache.cassandra.thrift.ConsistencyLevel)">get_indexed_slices</a></strong>(<a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/IndexClause.html" title="class in org.apache.cassandra.thrift">IndexClause</a> index_clause, <a href="../../../../org/apache/cassandra/thrift/SlicePredicate.html" title="class in org.apache.cassandra.thrift">SlicePredicate</a> column_predicate, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block"><strong>Deprecated.</strong>  <div class="block"><i>use get_range_slices instead with range.row_filter specified</i></div> </div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.util.List<<a href="../../../../org/apache/cassandra/thrift/ColumnOrSuperColumn.html" title="class in org.apache.cassandra.thrift">ColumnOrSuperColumn</a>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#get_multi_slice(org.apache.cassandra.thrift.MultiSliceRequest)">get_multi_slice</a></strong>(<a href="../../../../org/apache/cassandra/thrift/MultiSliceRequest.html" title="class in org.apache.cassandra.thrift">MultiSliceRequest</a> request)</code> <div class="block">Select multiple slices of a key in a single RPC operation</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.util.List<<a href="../../../../org/apache/cassandra/thrift/KeySlice.html" title="class in org.apache.cassandra.thrift">KeySlice</a>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#get_paged_slice(java.lang.String,%20org.apache.cassandra.thrift.KeyRange,%20java.nio.ByteBuffer,%20org.apache.cassandra.thrift.ConsistencyLevel)">get_paged_slice</a></strong>(java.lang.String column_family, <a href="../../../../org/apache/cassandra/thrift/KeyRange.html" title="class in org.apache.cassandra.thrift">KeyRange</a> range, java.nio.ByteBuffer start_column, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">returns a range of columns, wrapping to the next rows if necessary to collect max_results.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.util.List<<a href="../../../../org/apache/cassandra/thrift/KeySlice.html" title="class in org.apache.cassandra.thrift">KeySlice</a>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#get_range_slices(org.apache.cassandra.thrift.ColumnParent,%20org.apache.cassandra.thrift.SlicePredicate,%20org.apache.cassandra.thrift.KeyRange,%20org.apache.cassandra.thrift.ConsistencyLevel)">get_range_slices</a></strong>(<a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/SlicePredicate.html" title="class in org.apache.cassandra.thrift">SlicePredicate</a> predicate, <a href="../../../../org/apache/cassandra/thrift/KeyRange.html" title="class in org.apache.cassandra.thrift">KeyRange</a> range, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">returns a subset of columns for a contiguous range of keys.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.util.List<<a href="../../../../org/apache/cassandra/thrift/ColumnOrSuperColumn.html" title="class in org.apache.cassandra.thrift">ColumnOrSuperColumn</a>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#get_slice(java.nio.ByteBuffer,%20org.apache.cassandra.thrift.ColumnParent,%20org.apache.cassandra.thrift.SlicePredicate,%20org.apache.cassandra.thrift.ConsistencyLevel)">get_slice</a></strong>(java.nio.ByteBuffer key, <a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/SlicePredicate.html" title="class in org.apache.cassandra.thrift">SlicePredicate</a> predicate, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">Get the group of columns contained by column_parent (either a ColumnFamily name or a ColumnFamily/SuperColumn name pair) specified by the given SlicePredicate.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../org/apache/cassandra/thrift/ColumnOrSuperColumn.html" title="class in org.apache.cassandra.thrift">ColumnOrSuperColumn</a></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#get(java.nio.ByteBuffer,%20org.apache.cassandra.thrift.ColumnPath,%20org.apache.cassandra.thrift.ConsistencyLevel)">get</a></strong>(java.nio.ByteBuffer key, <a href="../../../../org/apache/cassandra/thrift/ColumnPath.html" title="class in org.apache.cassandra.thrift">ColumnPath</a> column_path, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">Get the Column or SuperColumn at the given column_path.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#insert(java.nio.ByteBuffer,%20org.apache.cassandra.thrift.ColumnParent,%20org.apache.cassandra.thrift.Column,%20org.apache.cassandra.thrift.ConsistencyLevel)">insert</a></strong>(java.nio.ByteBuffer key, <a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/Column.html" title="class in org.apache.cassandra.thrift">Column</a> column, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">Insert a Column at the given column_parent.column_family and optional column_parent.super_column.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#login(org.apache.cassandra.thrift.AuthenticationRequest)">login</a></strong>(<a href="../../../../org/apache/cassandra/thrift/AuthenticationRequest.html" title="class in org.apache.cassandra.thrift">AuthenticationRequest</a> auth_request)</code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.util.Map<java.nio.ByteBuffer,java.lang.Integer></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#multiget_count(java.util.List,%20org.apache.cassandra.thrift.ColumnParent,%20org.apache.cassandra.thrift.SlicePredicate,%20org.apache.cassandra.thrift.ConsistencyLevel)">multiget_count</a></strong>(java.util.List<java.nio.ByteBuffer> keys, <a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/SlicePredicate.html" title="class in org.apache.cassandra.thrift">SlicePredicate</a> predicate, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">Perform a get_count in parallel on the given list<binary> keys.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.util.Map<java.nio.ByteBuffer,java.util.List<<a href="../../../../org/apache/cassandra/thrift/ColumnOrSuperColumn.html" title="class in org.apache.cassandra.thrift">ColumnOrSuperColumn</a>>></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#multiget_slice(java.util.List,%20org.apache.cassandra.thrift.ColumnParent,%20org.apache.cassandra.thrift.SlicePredicate,%20org.apache.cassandra.thrift.ConsistencyLevel)">multiget_slice</a></strong>(java.util.List<java.nio.ByteBuffer> keys, <a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/SlicePredicate.html" title="class in org.apache.cassandra.thrift">SlicePredicate</a> predicate, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">Performs a get_slice for column_parent and predicate for the given keys in parallel.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code><a href="../../../../org/apache/cassandra/thrift/CqlPreparedResult.html" title="class in org.apache.cassandra.thrift">CqlPreparedResult</a></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#prepare_cql_query(java.nio.ByteBuffer,%20org.apache.cassandra.thrift.Compression)">prepare_cql_query</a></strong>(java.nio.ByteBuffer query, <a href="../../../../org/apache/cassandra/thrift/Compression.html" title="enum in org.apache.cassandra.thrift">Compression</a> compression)</code> <div class="block"><strong>Deprecated.</strong>  <div class="block"><i>Will become a no-op in 2.2. Please use the CQL3 version instead.</i></div> </div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code><a href="../../../../org/apache/cassandra/thrift/CqlPreparedResult.html" title="class in org.apache.cassandra.thrift">CqlPreparedResult</a></code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#prepare_cql3_query(java.nio.ByteBuffer,%20org.apache.cassandra.thrift.Compression)">prepare_cql3_query</a></strong>(java.nio.ByteBuffer query, <a href="../../../../org/apache/cassandra/thrift/Compression.html" title="enum in org.apache.cassandra.thrift">Compression</a> compression)</code> <div class="block">Prepare a CQL3 (Cassandra Query Language) statement by compiling and returning - the type of CQL statement - an id token of the compiled CQL stored on the server side.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#remove_counter(java.nio.ByteBuffer,%20org.apache.cassandra.thrift.ColumnPath,%20org.apache.cassandra.thrift.ConsistencyLevel)">remove_counter</a></strong>(java.nio.ByteBuffer key, <a href="../../../../org/apache/cassandra/thrift/ColumnPath.html" title="class in org.apache.cassandra.thrift">ColumnPath</a> path, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">Remove a counter at the specified location.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#remove(java.nio.ByteBuffer,%20org.apache.cassandra.thrift.ColumnPath,%20long,%20org.apache.cassandra.thrift.ConsistencyLevel)">remove</a></strong>(java.nio.ByteBuffer key, <a href="../../../../org/apache/cassandra/thrift/ColumnPath.html" title="class in org.apache.cassandra.thrift">ColumnPath</a> column_path, long timestamp, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level)</code> <div class="block">Remove data from the row specified by key at the granularity specified by column_path, and the given timestamp.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#set_cql_version(java.lang.String)">set_cql_version</a></strong>(java.lang.String version)</code> <div class="block"><strong>Deprecated.</strong>  <div class="block"><i>This is now a no-op. Please use the CQL3 specific methods instead.</i></div> </div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#set_keyspace(java.lang.String)">set_keyspace</a></strong>(java.lang.String keyspace)</code> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#system_add_column_family(org.apache.cassandra.thrift.CfDef)">system_add_column_family</a></strong>(<a href="../../../../org/apache/cassandra/thrift/CfDef.html" title="class in org.apache.cassandra.thrift">CfDef</a> cf_def)</code> <div class="block">adds a column family.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#system_add_keyspace(org.apache.cassandra.thrift.KsDef)">system_add_keyspace</a></strong>(<a href="../../../../org/apache/cassandra/thrift/KsDef.html" title="class in org.apache.cassandra.thrift">KsDef</a> ks_def)</code> <div class="block">adds a keyspace and any column families that are part of it.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#system_drop_column_family(java.lang.String)">system_drop_column_family</a></strong>(java.lang.String column_family)</code> <div class="block">drops a column family.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#system_drop_keyspace(java.lang.String)">system_drop_keyspace</a></strong>(java.lang.String keyspace)</code> <div class="block">drops a keyspace and any column families that are part of it.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#system_update_column_family(org.apache.cassandra.thrift.CfDef)">system_update_column_family</a></strong>(<a href="../../../../org/apache/cassandra/thrift/CfDef.html" title="class in org.apache.cassandra.thrift">CfDef</a> cf_def)</code> <div class="block">updates properties of a column family.</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>java.lang.String</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#system_update_keyspace(org.apache.cassandra.thrift.KsDef)">system_update_keyspace</a></strong>(<a href="../../../../org/apache/cassandra/thrift/KsDef.html" title="class in org.apache.cassandra.thrift">KsDef</a> ks_def)</code> <div class="block">updates properties of a keyspace.</div> </td> </tr> <tr class="rowColor"> <td class="colFirst"><code>java.nio.ByteBuffer</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#trace_next_query()">trace_next_query</a></strong>()</code> <div class="block">Enables tracing for the next query in this connection and returns the UUID for that trace session The next query will be traced idependently of trace probability and the returned UUID can be used to query the trace keyspace</div> </td> </tr> <tr class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><strong><a href="../../../../org/apache/cassandra/thrift/Cassandra.Iface.html#truncate(java.lang.String)">truncate</a></strong>(java.lang.String cfname)</code> <div class="block">Truncate will mark and entire column family as deleted.</div> </td> </tr> </table> </li> </ul> </li> </ul> </div> <div class="details"> <ul class="blockList"> <li class="blockList">  <ul class="blockList"> <li class="blockList"><a name="method_detail">  </a> <h3>Method Detail</h3> <a name="login(org.apache.cassandra.thrift.AuthenticationRequest)">  </a> <ul class="blockList"> <li class="blockList"> <h4>login</h4> <pre>void login(<a href="../../../../org/apache/cassandra/thrift/AuthenticationRequest.html" title="class in org.apache.cassandra.thrift">AuthenticationRequest</a> auth_request) throws <a href="../../../../org/apache/cassandra/thrift/AuthenticationException.html" title="class in org.apache.cassandra.thrift">AuthenticationException</a>, <a href="../../../../org/apache/cassandra/thrift/AuthorizationException.html" title="class in org.apache.cassandra.thrift">AuthorizationException</a>, org.apache.thrift.TException</pre> <dl><dt><span class="strong">Throws:</span></dt> <dd><code><a href="../../../../org/apache/cassandra/thrift/AuthenticationException.html" title="class in org.apache.cassandra.thrift">AuthenticationException</a></code></dd> <dd><code><a href="../../../../org/apache/cassandra/thrift/AuthorizationException.html" title="class in org.apache.cassandra.thrift">AuthorizationException</a></code></dd> <dd><code>org.apache.thrift.TException</code></dd></dl> </li> </ul> <a name="set_keyspace(java.lang.String)">  </a> <ul class="blockList"> <li class="blockList"> <h4>set_keyspace</h4> <pre>void set_keyspace(java.lang.String keyspace) throws <a href="../../../../org/apache/cassandra/thrift/InvalidRequestException.html" title="class in org.apache.cassandra.thrift">InvalidRequestException</a>, org.apache.thrift.TException</pre> <dl><dt><span class="strong">Throws:</span></dt> <dd><code><a href="../../../../org/apache/cassandra/thrift/InvalidRequestException.html" title="class in org.apache.cassandra.thrift">InvalidRequestException</a></code></dd> <dd><code>org.apache.thrift.TException</code></dd></dl> </li> </ul> <a name="get(java.nio.ByteBuffer, org.apache.cassandra.thrift.ColumnPath, org.apache.cassandra.thrift.ConsistencyLevel)">  </a> <ul class="blockList"> <li class="blockList"> <h4>get</h4> <pre><a href="../../../../org/apache/cassandra/thrift/ColumnOrSuperColumn.html" title="class in org.apache.cassandra.thrift">ColumnOrSuperColumn</a> get(java.nio.ByteBuffer key, <a href="../../../../org/apache/cassandra/thrift/ColumnPath.html" title="class in org.apache.cassandra.thrift">ColumnPath</a> column_path, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level) throws <a href="../../../../org/apache/cassandra/thrift/InvalidRequestException.html" title="class in org.apache.cassandra.thrift">InvalidRequestException</a>, <a href="../../../../org/apache/cassandra/thrift/NotFoundException.html" title="class in org.apache.cassandra.thrift">NotFoundException</a>, <a href="../../../../org/apache/cassandra/thrift/UnavailableException.html" title="class in org.apache.cassandra.thrift">UnavailableException</a>, <a href="../../../../org/apache/cassandra/thrift/TimedOutException.html" title="class in org.apache.cassandra.thrift">TimedOutException</a>, org.apache.thrift.TException</pre> <div class="block">Get the Column or SuperColumn at the given column_path. If no value is present, NotFoundException is thrown. (This is the only method that can throw an exception under non-failure conditions.)</div> <dl><dt><span class="strong">Parameters:</span></dt><dd><code>key</code> - </dd><dd><code>column_path</code> - </dd><dd><code>consistency_level</code> - </dd> <dt><span class="strong">Throws:</span></dt> <dd><code><a href="../../../../org/apache/cassandra/thrift/InvalidRequestException.html" title="class in org.apache.cassandra.thrift">InvalidRequestException</a></code></dd> <dd><code><a href="../../../../org/apache/cassandra/thrift/NotFoundException.html" title="class in org.apache.cassandra.thrift">NotFoundException</a></code></dd> <dd><code><a href="../../../../org/apache/cassandra/thrift/UnavailableException.html" title="class in org.apache.cassandra.thrift">UnavailableException</a></code></dd> <dd><code><a href="../../../../org/apache/cassandra/thrift/TimedOutException.html" title="class in org.apache.cassandra.thrift">TimedOutException</a></code></dd> <dd><code>org.apache.thrift.TException</code></dd></dl> </li> </ul> <a name="get_slice(java.nio.ByteBuffer, org.apache.cassandra.thrift.ColumnParent, org.apache.cassandra.thrift.SlicePredicate, org.apache.cassandra.thrift.ConsistencyLevel)">  </a> <ul class="blockList"> <li class="blockList"> <h4>get_slice</h4> <pre>java.util.List<<a href="../../../../org/apache/cassandra/thrift/ColumnOrSuperColumn.html" title="class in org.apache.cassandra.thrift">ColumnOrSuperColumn</a>> get_slice(java.nio.ByteBuffer key, <a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/SlicePredicate.html" title="class in org.apache.cassandra.thrift">SlicePredicate</a> predicate, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level) throws <a href="../../../../org/apache/cassandra/thrift/InvalidRequestException.html" title="class in org.apache.cassandra.thrift">InvalidRequestException</a>, <a href="../../../../org/apache/cassandra/thrift/UnavailableException.html" title="class in org.apache.cassandra.thrift">UnavailableException</a>, <a href="../../../../org/apache/cassandra/thrift/TimedOutException.html" title="class in org.apache.cassandra.thrift">TimedOutException</a>, org.apache.thrift.TException</pre> <div class="block">Get the group of columns contained by column_parent (either a ColumnFamily name or a ColumnFamily/SuperColumn name pair) specified by the given SlicePredicate. If no matching values are found, an empty list is returned.</div> <dl><dt><span class="strong">Parameters:</span></dt><dd><code>key</code> - </dd><dd><code>column_parent</code> - </dd><dd><code>predicate</code> - </dd><dd><code>consistency_level</code> - </dd> <dt><span class="strong">Throws:</span></dt> <dd><code><a href="../../../../org/apache/cassandra/thrift/InvalidRequestException.html" title="class in org.apache.cassandra.thrift">InvalidRequestException</a></code></dd> <dd><code><a href="../../../../org/apache/cassandra/thrift/UnavailableException.html" title="class in org.apache.cassandra.thrift">UnavailableException</a></code></dd> <dd><code><a href="../../../../org/apache/cassandra/thrift/TimedOutException.html" title="class in org.apache.cassandra.thrift">TimedOutException</a></code></dd> <dd><code>org.apache.thrift.TException</code></dd></dl> </li> </ul> <a name="get_count(java.nio.ByteBuffer, org.apache.cassandra.thrift.ColumnParent, org.apache.cassandra.thrift.SlicePredicate, org.apache.cassandra.thrift.ConsistencyLevel)">  </a> <ul class="blockList"> <li class="blockList"> <h4>get_count</h4> <pre>int get_count(java.nio.ByteBuffer key, <a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/SlicePredicate.html" title="class in org.apache.cassandra.thrift">SlicePredicate</a> predicate, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level) throws <a href="../../../../org/apache/cassandra/thrift/InvalidRequestException.html" title="class in org.apache.cassandra.thrift">InvalidRequestException</a>, <a href="../../../../org/apache/cassandra/thrift/UnavailableException.html" title="class in org.apache.cassandra.thrift">UnavailableException</a>, <a href="../../../../org/apache/cassandra/thrift/TimedOutException.html" title="class in org.apache.cassandra.thrift">TimedOutException</a>, org.apache.thrift.TException</pre> <div class="block">returns the number of columns matching <code>predicate</code> for a particular <code>key</code>, <code>ColumnFamily</code> and optionally <code>SuperColumn</code>.</div> <dl><dt><span class="strong">Parameters:</span></dt><dd><code>key</code> - </dd><dd><code>column_parent</code> - </dd><dd><code>predicate</code> - </dd><dd><code>consistency_level</code> - </dd> <dt><span class="strong">Throws:</span></dt> <dd><code><a href="../../../../org/apache/cassandra/thrift/InvalidRequestException.html" title="class in org.apache.cassandra.thrift">InvalidRequestException</a></code></dd> <dd><code><a href="../../../../org/apache/cassandra/thrift/UnavailableException.html" title="class in org.apache.cassandra.thrift">UnavailableException</a></code></dd> <dd><code><a href="../../../../org/apache/cassandra/thrift/TimedOutException.html" title="class in org.apache.cassandra.thrift">TimedOutException</a></code></dd> <dd><code>org.apache.thrift.TException</code></dd></dl> </li> </ul> <a name="multiget_slice(java.util.List, org.apache.cassandra.thrift.ColumnParent, org.apache.cassandra.thrift.SlicePredicate, org.apache.cassandra.thrift.ConsistencyLevel)">  </a> <ul class="blockList"> <li class="blockList"> <h4>multiget_slice</h4> <pre>java.util.Map<java.nio.ByteBuffer,java.util.List<<a href="../../../../org/apache/cassandra/thrift/ColumnOrSuperColumn.html" title="class in org.apache.cassandra.thrift">ColumnOrSuperColumn</a>>> multiget_slice(java.util.List<java.nio.ByteBuffer> keys, <a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/SlicePredicate.html" title="class in org.apache.cassandra.thrift">SlicePredicate</a> predicate, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" title="enum in org.apache.cassandra.thrift">ConsistencyLevel</a> consistency_level) throws <a href="../../../../org/apache/cassandra/thrift/InvalidRequestException.html" title="class in org.apache.cassandra.thrift">InvalidRequestException</a>, <a href="../../../../org/apache/cassandra/thrift/UnavailableException.html" title="class in org.apache.cassandra.thrift">UnavailableException</a>, <a href="../../../../org/apache/cassandra/thrift/TimedOutException.html" title="class in org.apache.cassandra.thrift">TimedOutException</a>, org.apache.thrift.TException</pre> <div class="block">Performs a get_slice for column_parent and predicate for the given keys in parallel.</div> <dl><dt><span class="strong">Parameters:</span></dt><dd><code>keys</code> - </dd><dd><code>column_parent</code> - </dd><dd><code>predicate</code> - </dd><dd><code>consistency_level</code> - </dd> <dt><span class="strong">Throws:</span></dt> <dd><code><a href="../../../../org/apache/cassandra/thrift/InvalidRequestException.html" title="class in org.apache.cassandra.thrift">InvalidRequestException</a></code></dd> <dd><code><a href="../../../../org/apache/cassandra/thrift/UnavailableException.html" title="class in org.apache.cassandra.thrift">UnavailableException</a></code></dd> <dd><code><a href="../../../../org/apache/cassandra/thrift/TimedOutException.html" title="class in org.apache.cassandra.thrift">TimedOutException</a></code></dd> <dd><code>org.apache.thrift.TException</code></dd></dl> </li> </ul> <a name="multiget_count(java.util.List, org.apache.cassandra.thrift.ColumnParent, org.apache.cassandra.thrift.SlicePredicate, org.apache.cassandra.thrift.ConsistencyLevel)">  </a> <ul class="blockList"> <li class="blockList"> <h4>multiget_count</h4> <pre>java.util.Map<java.nio.ByteBuffer,java.lang.Integer> multiget_count(java.util.List<java.nio.ByteBuffer> keys, <a href="../../../../org/apache/cassandra/thrift/ColumnParent.html" title="class in org.apache.cassandra.thrift">ColumnParent</a> column_parent, <a href="../../../../org/apache/cassandra/thrift/SlicePredicate.html" title="class in org.apache.cassandra.thrift">SlicePredicate</a> predicate, <a href="../../../../org/apache/cassandra/thrift/ConsistencyLevel.html" tit