com.facebook.presto.hive.metastore

Class CachingHiveMetastore

java.lang.Object

com.facebook.presto.hive.metastore.CachingHiveMetastore

All Implemented Interfaces:

ExtendedHiveMetastore

@ThreadSafe
public class CachingHiveMetastore
extends Object
implements ExtendedHiveMetastore

Hive Metastore Cache

Field Summary

Fields

Modifier and Type	Field and Description
protected ExtendedHiveMetastore	delegate

Constructor Summary

Constructors

Constructor and Description
CachingHiveMetastore(ExtendedHiveMetastore delegate, ExecutorService executor, io.airlift.units.Duration cacheTtl, io.airlift.units.Duration refreshInterval, long maximumSize)
CachingHiveMetastore(ExtendedHiveMetastore delegate, ExecutorService executor, HiveClientConfig hiveClientConfig)

Method Summary

Modifier and Type	Method and Description
void	addColumn(String databaseName, String tableName, String columnName, HiveType columnType, String columnComment)
void	addPartitions(String databaseName, String tableName, List<Partition> partitions) Adds partitions to the table in a single atomic task.
void	alterPartition(String databaseName, String tableName, Partition partition)
void	createDatabase(Database database)
void	createTable(Table table, PrincipalPrivileges principalPrivileges)
void	dropColumn(String databaseName, String tableName, String columnName)
void	dropDatabase(String databaseName)
void	dropPartition(String databaseName, String tableName, List<String> parts, boolean deleteData)
void	dropTable(String databaseName, String tableName, boolean deleteData)
void	flushCache()
List<String>	getAllDatabases()
Optional<List<String>>	getAllTables(String databaseName)
Optional<List<String>>	getAllViews(String databaseName)
Optional<Database>	getDatabase(String databaseName)
Set<HivePrivilegeInfo>	getDatabasePrivileges(String user, String databaseName)
Optional<Partition>	getPartition(String databaseName, String tableName, List<String> partitionValues)
Optional<Map<String,Map<String,HiveColumnStatistics>>>	getPartitionColumnStatistics(String databaseName, String tableName, Set<String> partitionNames, Set<String> columnNames)
Optional<List<String>>	getPartitionNames(String databaseName, String tableName)
Optional<List<String>>	getPartitionNamesByParts(String databaseName, String tableName, List<String> parts)
Map<String,Optional<Partition>>	getPartitionsByNames(String databaseName, String tableName, List<String> partitionNames)
Set<String>	getRoles(String user)
Optional<Table>	getTable(String databaseName, String tableName)
Optional<Map<String,HiveColumnStatistics>>	getTableColumnStatistics(String databaseName, String tableName, Set<String> columnNames)
Set<HivePrivilegeInfo>	getTablePrivileges(String user, String databaseName, String tableName)
void	grantTablePrivileges(String databaseName, String tableName, String grantee, Set<HivePrivilegeInfo> privileges)
protected void	invalidateDatabase(String databaseName)
protected void	invalidateTable(String databaseName, String tableName)
static CachingHiveMetastore	memoizeMetastore(ExtendedHiveMetastore delegate, long maximumSize)
void	renameColumn(String databaseName, String tableName, String oldColumnName, String newColumnName)
void	renameDatabase(String databaseName, String newDatabaseName)
void	renameTable(String databaseName, String tableName, String newDatabaseName, String newTableName)
void	replaceTable(String databaseName, String tableName, Table newTable, PrincipalPrivileges principalPrivileges) This should only be used if the semantic here is drop and add.
void	revokeTablePrivileges(String databaseName, String tableName, String grantee, Set<HivePrivilegeInfo> privileges)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

delegate

protected final ExtendedHiveMetastore delegate

Constructor Detail

CachingHiveMetastore

@Inject
public CachingHiveMetastore(ExtendedHiveMetastore delegate,
                                    ExecutorService executor,
                                    HiveClientConfig hiveClientConfig)

CachingHiveMetastore

public CachingHiveMetastore(ExtendedHiveMetastore delegate,
                            ExecutorService executor,
                            io.airlift.units.Duration cacheTtl,
                            io.airlift.units.Duration refreshInterval,
                            long maximumSize)

Method Detail

memoizeMetastore

public static CachingHiveMetastore memoizeMetastore(ExtendedHiveMetastore delegate,
                                                    long maximumSize)

flushCache

public void flushCache()

getDatabase

public Optional<Database> getDatabase(String databaseName)

Specified by:

getDatabase in interface ExtendedHiveMetastore

getAllDatabases

public List<String> getAllDatabases()

Specified by:

getAllDatabases in interface ExtendedHiveMetastore

getTable

public Optional<Table> getTable(String databaseName,
                                String tableName)

Specified by:

getTable in interface ExtendedHiveMetastore

getTableColumnStatistics

public Optional<Map<String,HiveColumnStatistics>> getTableColumnStatistics(String databaseName,
                                                                           String tableName,
                                                                           Set<String> columnNames)

Specified by:

getTableColumnStatistics in interface ExtendedHiveMetastore

getPartitionColumnStatistics

public Optional<Map<String,Map<String,HiveColumnStatistics>>> getPartitionColumnStatistics(String databaseName,
                                                                                           String tableName,
                                                                                           Set<String> partitionNames,
                                                                                           Set<String> columnNames)

Specified by:

getPartitionColumnStatistics in interface ExtendedHiveMetastore

getAllTables

public Optional<List<String>> getAllTables(String databaseName)

Specified by:

getAllTables in interface ExtendedHiveMetastore

getAllViews

public Optional<List<String>> getAllViews(String databaseName)

Specified by:

getAllViews in interface ExtendedHiveMetastore

createDatabase

public void createDatabase(Database database)

Specified by:

createDatabase in interface ExtendedHiveMetastore

dropDatabase

public void dropDatabase(String databaseName)

Specified by:

dropDatabase in interface ExtendedHiveMetastore

renameDatabase

public void renameDatabase(String databaseName,
                           String newDatabaseName)

Specified by:

renameDatabase in interface ExtendedHiveMetastore

invalidateDatabase

protected void invalidateDatabase(String databaseName)

createTable

public void createTable(Table table,
                        PrincipalPrivileges principalPrivileges)

Specified by:

createTable in interface ExtendedHiveMetastore

dropTable

public void dropTable(String databaseName,
                      String tableName,
                      boolean deleteData)

Specified by:

dropTable in interface ExtendedHiveMetastore

replaceTable

public void replaceTable(String databaseName,
                         String tableName,
                         Table newTable,
                         PrincipalPrivileges principalPrivileges)

Description copied from interface: ExtendedHiveMetastore

This should only be used if the semantic here is drop and add. Trying to alter one field of a table object previously acquired from getTable is probably not what you want.

Specified by:

replaceTable in interface ExtendedHiveMetastore

renameTable

public void renameTable(String databaseName,
                        String tableName,
                        String newDatabaseName,
                        String newTableName)

Specified by:

renameTable in interface ExtendedHiveMetastore

addColumn

public void addColumn(String databaseName,
                      String tableName,
                      String columnName,
                      HiveType columnType,
                      String columnComment)

Specified by:

addColumn in interface ExtendedHiveMetastore

renameColumn

public void renameColumn(String databaseName,
                         String tableName,
                         String oldColumnName,
                         String newColumnName)

Specified by:

renameColumn in interface ExtendedHiveMetastore

dropColumn

public void dropColumn(String databaseName,
                       String tableName,
                       String columnName)

Specified by:

dropColumn in interface ExtendedHiveMetastore

invalidateTable

protected void invalidateTable(String databaseName,
                               String tableName)

getPartition

public Optional<Partition> getPartition(String databaseName,
                                        String tableName,
                                        List<String> partitionValues)

Specified by:

getPartition in interface ExtendedHiveMetastore

getPartitionNames

public Optional<List<String>> getPartitionNames(String databaseName,
                                                String tableName)

Specified by:

getPartitionNames in interface ExtendedHiveMetastore

getPartitionNamesByParts

public Optional<List<String>> getPartitionNamesByParts(String databaseName,
                                                       String tableName,
                                                       List<String> parts)

Specified by:

getPartitionNamesByParts in interface ExtendedHiveMetastore

getPartitionsByNames

public Map<String,Optional<Partition>> getPartitionsByNames(String databaseName,
                                                            String tableName,
                                                            List<String> partitionNames)

Specified by:

getPartitionsByNames in interface ExtendedHiveMetastore

addPartitions

public void addPartitions(String databaseName,
                          String tableName,
                          List<Partition> partitions)

Description copied from interface: ExtendedHiveMetastore

Adds partitions to the table in a single atomic task. The implementation must either add all partitions and return normally, or add no partitions and throw an exception.

Specified by:

addPartitions in interface ExtendedHiveMetastore

dropPartition

public void dropPartition(String databaseName,
                          String tableName,
                          List<String> parts,
                          boolean deleteData)

Specified by:

dropPartition in interface ExtendedHiveMetastore

alterPartition

public void alterPartition(String databaseName,
                           String tableName,
                           Partition partition)

Specified by:

alterPartition in interface ExtendedHiveMetastore

getRoles

public Set<String> getRoles(String user)

Specified by:

getRoles in interface ExtendedHiveMetastore

getDatabasePrivileges

public Set<HivePrivilegeInfo> getDatabasePrivileges(String user,
                                                    String databaseName)

Specified by:

getDatabasePrivileges in interface ExtendedHiveMetastore

getTablePrivileges

public Set<HivePrivilegeInfo> getTablePrivileges(String user,
                                                 String databaseName,
                                                 String tableName)

Specified by:

getTablePrivileges in interface ExtendedHiveMetastore

grantTablePrivileges

public void grantTablePrivileges(String databaseName,
                                 String tableName,
                                 String grantee,
                                 Set<HivePrivilegeInfo> privileges)

Specified by:

grantTablePrivileges in interface ExtendedHiveMetastore

revokeTablePrivileges

public void revokeTablePrivileges(String databaseName,
                                  String tableName,
                                  String grantee,
                                  Set<HivePrivilegeInfo> privileges)

Specified by:

revokeTablePrivileges in interface ExtendedHiveMetastore