SystemProperties

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

```
public class SystemProperties
extends java.lang.Object
```
Configuration properties that are controlled by Java system properties.

Field Summary

Fields
Modifier and Type	Field	Description
`static java.lang.String`	`IO_MANIFEST_CACHE_MAX_FILEIO`	Maximum number of distinct `FileIO` that is allowed to have associated `ContentCache` in memory at a time.
`static int`	`IO_MANIFEST_CACHE_MAX_FILEIO_DEFAULT`
`static java.lang.String`	`SCAN_THREAD_POOL_ENABLED`	Whether to use the shared worker pool when planning table scans.
`static java.lang.String`	`WORKER_THREAD_POOL_SIZE_PROP`	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_PROP
```
public static final java.lang.String WORKER_THREAD_POOL_SIZE_PROP
```
    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.
    
    See Also:
    
    Constant Field Values
  - SCAN_THREAD_POOL_ENABLED
```
public static final java.lang.String SCAN_THREAD_POOL_ENABLED
```
    Whether to use the shared worker pool when planning table scans.
    
    See Also:
    
    Constant Field Values
  - IO_MANIFEST_CACHE_MAX_FILEIO
```
public static final java.lang.String IO_MANIFEST_CACHE_MAX_FILEIO
```
    Maximum number of distinct FileIO that is allowed to have associated ContentCache in memory at a time.
    
    See Also:
    
    Constant Field Values
  - IO_MANIFEST_CACHE_MAX_FILEIO_DEFAULT
```
public static final int IO_MANIFEST_CACHE_MAX_FILEIO_DEFAULT
```
    See Also:
    
    Constant Field Values