com.baidu.hugegraph.backend.store.rocksdb

类 RocksDBSessions.Session

java.lang.Object

com.baidu.hugegraph.backend.store.BackendSessionPool.Session

com.baidu.hugegraph.backend.store.rocksdb.RocksDBSessions.Session

封闭类:

RocksDBSessions

public abstract static class RocksDBSessions.Session
extends com.baidu.hugegraph.backend.store.BackendSessionPool.Session

Session for RocksDB

字段概要

字段

限定符和类型	字段和说明
static int	SCAN_ANY
static int	SCAN_GT_BEGIN
static int	SCAN_GTE_BEGIN
static int	SCAN_LT_END
static int	SCAN_LTE_END
static int	SCAN_PREFIX_WITH_BEGIN
static int	SCAN_PREFIX_WITH_END

构造器概要

构造器

构造器和说明
Session()

方法概要

限定符和类型	方法和说明
abstract void	delete(String table, byte[] key)
abstract void	delete(String table, byte[] keyFrom, byte[] keyTo)
abstract byte[]	get(String table, byte[] key)
abstract void	merge(String table, byte[] key, byte[] value)
abstract String	property(String table, String property)
abstract void	put(String table, byte[] key, byte[] value)
abstract void	remove(String table, byte[] key)
abstract com.baidu.hugegraph.backend.store.BackendEntry.BackendColumnIterator	scan(String table)
abstract com.baidu.hugegraph.backend.store.BackendEntry.BackendColumnIterator	scan(String table, byte[] prefix)
com.baidu.hugegraph.backend.store.BackendEntry.BackendColumnIterator	scan(String table, byte[] keyFrom, byte[] keyTo)
abstract com.baidu.hugegraph.backend.store.BackendEntry.BackendColumnIterator	scan(String table, byte[] keyFrom, byte[] keyTo, int scanType)

从类继承的方法 com.baidu.hugegraph.backend.store.BackendSessionPool.Session

attach, clear, close, closeable, closed, commit, detach, hasChanges, txState, txState

从类继承的方法 java.lang.Object

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

字段详细资料

SCAN_ANY

public static final int SCAN_ANY

另请参阅:

常量字段值

SCAN_PREFIX_WITH_BEGIN

public static final int SCAN_PREFIX_WITH_BEGIN

另请参阅:

常量字段值

SCAN_PREFIX_WITH_END

public static final int SCAN_PREFIX_WITH_END

另请参阅:

常量字段值

SCAN_GT_BEGIN

public static final int SCAN_GT_BEGIN

另请参阅:

常量字段值

SCAN_GTE_BEGIN

public static final int SCAN_GTE_BEGIN

另请参阅:

常量字段值

SCAN_LT_END

public static final int SCAN_LT_END

另请参阅:

常量字段值

SCAN_LTE_END

public static final int SCAN_LTE_END

另请参阅:

常量字段值

构造器详细资料

Session

public Session()

方法详细资料

property

public abstract String property(String table,
                                String property)

put

public abstract void put(String table,
                         byte[] key,
                         byte[] value)

merge

public abstract void merge(String table,
                           byte[] key,
                           byte[] value)

remove

public abstract void remove(String table,
                            byte[] key)

delete

public abstract void delete(String table,
                            byte[] keyFrom,
                            byte[] keyTo)

delete

public abstract void delete(String table,
                            byte[] key)

get

public abstract byte[] get(String table,
                           byte[] key)

scan

public abstract com.baidu.hugegraph.backend.store.BackendEntry.BackendColumnIterator scan(String table)

scan

public abstract com.baidu.hugegraph.backend.store.BackendEntry.BackendColumnIterator scan(String table,
                                                                                          byte[] prefix)

scan

public abstract com.baidu.hugegraph.backend.store.BackendEntry.BackendColumnIterator scan(String table,
                                                                                          byte[] keyFrom,
                                                                                          byte[] keyTo,
                                                                                          int scanType)

scan

public com.baidu.hugegraph.backend.store.BackendEntry.BackendColumnIterator scan(String table,
                                                                                 byte[] keyFrom,
                                                                                 byte[] keyTo)