RocksDBOptions (Flink : 1.20-SNAPSHOT API)

@PublicEvolving
public class RocksDBOptions
extends Object

Configuration options for the RocksDB backend.

Fields
Modifier and Type	Field and Description
`static ConfigOption<Integer>`	`CHECKPOINT_TRANSFER_THREAD_NUM` The number of threads used to transfer (download and upload) files in RocksDBStateBackend.
`static ConfigOption<MemorySize>`	`FIX_PER_SLOT_MEMORY_SIZE`
`static ConfigOption<MemorySize>`	`FIX_PER_TM_MEMORY_SIZE`
`static ConfigOption<Double>`	`HIGH_PRIORITY_POOL_RATIO`
`static ConfigOption<String>`	`LOCAL_DIRECTORIES` The local directory (on the TaskManager) where RocksDB puts its files.
`static ConfigOption<String>`	`OPTIONS_FACTORY` The options factory class for RocksDB to create DBOptions and ColumnFamilyOptions.
`static ConfigOption<String>`	`PREDEFINED_OPTIONS` The predefined settings for RocksDB DBOptions and ColumnFamilyOptions by Flink community.
`static ConfigOption<Integer>`	`ROCKSDB_TIMER_SERVICE_FACTORY_CACHE_SIZE` The cache size per key-group for ROCKSDB timer service factory implementation.
`static ConfigOption<EmbeddedRocksDBStateBackend.PriorityQueueStateType>`	`TIMER_SERVICE_FACTORY` Choice of timer service implementation.
`static ConfigOption<Boolean>`	`USE_MANAGED_MEMORY`
`static ConfigOption<Boolean>`	`USE_PARTITIONED_INDEX_FILTERS`
`static ConfigOption<Double>`	`WRITE_BUFFER_RATIO`

Constructors
Constructor and Description
`RocksDBOptions()`

Method Summary
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

LOCAL_DIRECTORIES
```
public static final ConfigOption<String> LOCAL_DIRECTORIES
```
The local directory (on the TaskManager) where RocksDB puts its files.

public static final ConfigOption<EmbeddedRocksDBStateBackend.PriorityQueueStateType> TIMER_SERVICE_FACTORY

Choice of timer service implementation.

ROCKSDB_TIMER_SERVICE_FACTORY_CACHE_SIZE
```
public static final ConfigOption<Integer> ROCKSDB_TIMER_SERVICE_FACTORY_CACHE_SIZE
```
The cache size per key-group for ROCKSDB timer service factory implementation.

CHECKPOINT_TRANSFER_THREAD_NUM
```
public static final ConfigOption<Integer> CHECKPOINT_TRANSFER_THREAD_NUM
```
The number of threads used to transfer (download and upload) files in RocksDBStateBackend.

PREDEFINED_OPTIONS
```
public static final ConfigOption<String> PREDEFINED_OPTIONS
```
The predefined settings for RocksDB DBOptions and ColumnFamilyOptions by Flink community.

OPTIONS_FACTORY
```
public static final ConfigOption<String> OPTIONS_FACTORY
```
The options factory class for RocksDB to create DBOptions and ColumnFamilyOptions.

public static final ConfigOption<Boolean> USE_MANAGED_MEMORY

public static final ConfigOption<MemorySize> FIX_PER_SLOT_MEMORY_SIZE

public static final ConfigOption<MemorySize> FIX_PER_TM_MEMORY_SIZE

public static final ConfigOption<Double> WRITE_BUFFER_RATIO

public static final ConfigOption<Double> HIGH_PRIORITY_POOL_RATIO

public static final ConfigOption<Boolean> USE_PARTITIONED_INDEX_FILTERS

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