Module catalog 

Catalog abstractions for Krishiv.

This crate defines TableProvider, CatalogProvider, schema types, and column statistics. An in-memory reference implementation is included.

Re-exports

pub use iceberg_rest::GenericRestCatalog;

pub use iceberg_rest::IcebergCatalogClient;

pub use iceberg_rest::IcebergTableId;

pub use iceberg_rest::LoadedIcebergTable;

pub use iceberg_rest::RestCatalogConfig;

Modules

datafusion_bridge

DataFusion integration: wraps InMemoryCatalog as DataFusion catalog and schema providers so that Krishiv catalog tables can be used directly inside a DataFusion SessionContext.

iceberg_rest

Production-oriented client for the Apache Iceberg REST Catalog API.

Structs

CatalogField

A single field in a catalog table schema.

ColumnStatistics

Optional statistics for a table column (or the whole table).

InMemoryCatalog

An in-memory catalog backed by a sorted map.

InMemorySchemaRegistry

An in-memory SchemaRegistry backed by a sorted map.

TableMetadata

Full metadata for a table: name, schema, and optional statistics.

TableSchema

The schema of a catalog table: an ordered list of fields.

Enums

CatalogError

Errors produced by catalog operations.

FieldType

Logical field types supported by the Krishiv catalog.

Traits

CatalogProvider

A registry of tables that can be listed, looked up, and registered.

SchemaRegistry

A registry that maps logical schema names to TableSchema definitions.

TableProvider

A resolved reference to a single table’s metadata.

Type Aliases

CatalogResult

Convenience result alias for catalog operations.

LakehouseError

Alias used by the unified-catalog backends (J1-J4).