Package org.apache.iceberg

Class SystemConfigs

java.lang.Object

org.apache.iceberg.SystemConfigs

public class SystemConfigs
extends Object

Configuration properties that are controlled by Java system properties or environmental variable.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SystemConfigs.ConfigEntry<T>

Field Summary

Fields

Modifier and Type	Field	Description
static final SystemConfigs.ConfigEntry<Integer>	AUTH_REFRESH_THREAD_POOL_SIZE	Sets the core size of the thread pool used for refreshing authentication data.
static final SystemConfigs.ConfigEntry<Integer>	DELETE_WORKER_THREAD_POOL_SIZE	Sets the size of the delete worker pool.
static final SystemConfigs.ConfigEntry<Integer>	IO_MANIFEST_CACHE_MAX_FILEIO	Maximum number of distinct FileIO that is allowed to have associated ContentCache in memory at a time.
static final SystemConfigs.ConfigEntry<Boolean>	NETFLIX_UNSAFE_PARQUET_ID_FALLBACK_ENABLED	Deprecated. will be removed in 2.0.0; use name mapping instead
static final SystemConfigs.ConfigEntry<Boolean>	SCAN_THREAD_POOL_ENABLED	Whether to use the shared worker pool when planning table scans.
static final SystemConfigs.ConfigEntry<Integer>	WORKER_THREAD_POOL_SIZE	Sets the size of the worker pool.

Method Summary

Methods inherited from class java.lang.Object

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

Field Details

WORKER_THREAD_POOL_SIZE

public static final SystemConfigs.ConfigEntry<Integer> WORKER_THREAD_POOL_SIZE

Sets the size of the worker pool. The worker pool limits the number of tasks concurrently processing manifests in the base table implementation across all concurrent planning or commit operations.

DELETE_WORKER_THREAD_POOL_SIZE

public static final SystemConfigs.ConfigEntry<Integer> DELETE_WORKER_THREAD_POOL_SIZE

Sets the size of the delete worker pool. This limits the number of threads used to read delete files for a data file.

AUTH_REFRESH_THREAD_POOL_SIZE

public static final SystemConfigs.ConfigEntry<Integer> AUTH_REFRESH_THREAD_POOL_SIZE

Sets the core size of the thread pool used for refreshing authentication data.

SCAN_THREAD_POOL_ENABLED

public static final SystemConfigs.ConfigEntry<Boolean> SCAN_THREAD_POOL_ENABLED

Whether to use the shared worker pool when planning table scans.

IO_MANIFEST_CACHE_MAX_FILEIO

public static final SystemConfigs.ConfigEntry<Integer> IO_MANIFEST_CACHE_MAX_FILEIO

Maximum number of distinct FileIO that is allowed to have associated ContentCache in memory at a time.

NETFLIX_UNSAFE_PARQUET_ID_FALLBACK_ENABLED

@Deprecated
public static final SystemConfigs.ConfigEntry<Boolean> NETFLIX_UNSAFE_PARQUET_ID_FALLBACK_ENABLED

Deprecated.

will be removed in 2.0.0; use name mapping instead