Module cache_manager 

Re-exports

pub use crate::cache::Cache;

pub use crate::cache::CacheValue;

pub use crate::cache::SchemaFingerprint;

pub use crate::cache::TableScopedPath;

Structs

CacheManager

Manages various caches used in DataFusion.

CacheManagerConfig

CachedFileList

Cached file listing.

CachedFileMetadata

Cached metadata for a file, including statistics and ordering.

CachedFileMetadataEntry

Cached file metadata entry with validation information.

Constants

DEFAULT_FILE_STATISTICS_MEMORY_LIMIT

DEFAULT_LIST_FILES_CACHE_MEMORY_LIMIT

DEFAULT_LIST_FILES_CACHE_TTL

DEFAULT_METADATA_CACHE_LIMIT

Traits

FileMetadata

Generic file-embedded metadata used with FileMetadataCache.

Functions

meta_heap_bytes

Calculates the number of bytes an ObjectMeta occupies in the heap.

Type Aliases

FileMetadataCache

A cache for storing file-embedded metadata.

FileStatisticsCache

A cache for file statistics and orderings.

ListFilesCache

A cache for storing the ObjectMetas that result from listing a path.