SystemConfigs

java.lang.Object
- org.apache.iceberg.SystemConfigs

```
public class SystemConfigs
extends java.lang.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 SystemConfigs.ConfigEntry<java.lang.Integer>`	`DELETE_WORKER_THREAD_POOL_SIZE`	Sets the size of the delete worker pool.
`static SystemConfigs.ConfigEntry<java.lang.Integer>`	`IO_MANIFEST_CACHE_MAX_FILEIO`	Maximum number of distinct `FileIO` that is allowed to have associated `ContentCache` in memory at a time.
`static SystemConfigs.ConfigEntry<java.lang.Boolean>`	`NETFLIX_UNSAFE_PARQUET_ID_FALLBACK_ENABLED`	Deprecated. will be removed in 2.0.0; use name mapping instead
`static SystemConfigs.ConfigEntry<java.lang.Boolean>`	`SCAN_THREAD_POOL_ENABLED`	Whether to use the shared worker pool when planning table scans.
`static SystemConfigs.ConfigEntry<java.lang.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 Detail
  - WORKER_THREAD_POOL_SIZE
```
public static final SystemConfigs.ConfigEntry<java.lang.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<java.lang.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.
  - SCAN_THREAD_POOL_ENABLED
```
public static final SystemConfigs.ConfigEntry<java.lang.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<java.lang.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<java.lang.Boolean> NETFLIX_UNSAFE_PARQUET_ID_FALLBACK_ENABLED
```
    Deprecated.
    will be removed in 2.0.0; use name mapping instead