com.facebook.presto.cassandra

Interface CassandraSession

All Known Implementing Classes:

NativeCassandraSession

public interface CassandraSession

Field Summary

Fields

Modifier and Type	Field and Description
static String	PRESTO_COMMENT_METADATA

Method Summary

Modifier and Type	Method and Description
com.datastax.driver.core.ResultSet	execute(com.datastax.driver.core.Statement statement)
com.datastax.driver.core.ResultSet	execute(String cql, Object... values)
String	getCaseSensitiveSchemaName(String caseInsensitiveSchemaName)
List<String>	getCaseSensitiveSchemaNames()
List<String>	getCaseSensitiveTableNames(String caseInsensitiveSchemaName)
com.datastax.driver.core.VersionNumber	getCassandraVersion()
String	getPartitioner()
List<CassandraPartition>	getPartitions(CassandraTable table, List<Set<Object>> filterPrefix) Get the list of partitions matching the given filters on partition keys.
Set<com.datastax.driver.core.Host>	getReplicas(String caseSensitiveSchemaName, ByteBuffer partitionKey)
Set<com.datastax.driver.core.Host>	getReplicas(String caseSensitiveSchemaName, com.datastax.driver.core.TokenRange tokenRange)
List<SizeEstimate>	getSizeEstimates(String keyspaceName, String tableName)
CassandraTable	getTable(SchemaTableName schemaTableName)
Set<com.datastax.driver.core.TokenRange>	getTokenRanges()
boolean	isMaterializedView(SchemaTableName schemaTableName)
com.datastax.driver.core.PreparedStatement	prepare(com.datastax.driver.core.RegularStatement statement)

Field Detail

PRESTO_COMMENT_METADATA

static final String PRESTO_COMMENT_METADATA

See Also:

Constant Field Values

Method Detail

getCassandraVersion

com.datastax.driver.core.VersionNumber getCassandraVersion()

getPartitioner

String getPartitioner()

getTokenRanges

Set<com.datastax.driver.core.TokenRange> getTokenRanges()

getReplicas

Set<com.datastax.driver.core.Host> getReplicas(String caseSensitiveSchemaName,
                                               com.datastax.driver.core.TokenRange tokenRange)

getReplicas

Set<com.datastax.driver.core.Host> getReplicas(String caseSensitiveSchemaName,
                                               ByteBuffer partitionKey)

getCaseSensitiveSchemaName

String getCaseSensitiveSchemaName(String caseInsensitiveSchemaName)

getCaseSensitiveSchemaNames

List<String> getCaseSensitiveSchemaNames()

getCaseSensitiveTableNames

List<String> getCaseSensitiveTableNames(String caseInsensitiveSchemaName)
                                 throws SchemaNotFoundException

Throws:

SchemaNotFoundException

getTable

CassandraTable getTable(SchemaTableName schemaTableName)
                 throws TableNotFoundException

Throws:

TableNotFoundException

getPartitions

List<CassandraPartition> getPartitions(CassandraTable table,
                                       List<Set<Object>> filterPrefix)

Get the list of partitions matching the given filters on partition keys.

Parameters:

table - the table to get partitions from

filterPrefix - the list of possible values for each partition key. Order of values should match CassandraTable.getPartitionKeyColumns()

Returns:

list of CassandraPartition

isMaterializedView

boolean isMaterializedView(SchemaTableName schemaTableName)

execute

com.datastax.driver.core.ResultSet execute(String cql,
                                           Object... values)

getSizeEstimates

List<SizeEstimate> getSizeEstimates(String keyspaceName,
                                    String tableName)

prepare

com.datastax.driver.core.PreparedStatement prepare(com.datastax.driver.core.RegularStatement statement)

execute

com.datastax.driver.core.ResultSet execute(com.datastax.driver.core.Statement statement)