Module catalog_service 

Structs

CatalogReader

CatalogReader can read catalog from local catalog and force the holder can not modify it.

CatalogWriterImpl

Traits

CatalogWriter

CatalogWriter initiate DDL operations (create table/schema/database/function/connection). It will only send rpc to meta and get the catalog version as response. Then it will wait for the local catalog to be synced to the version, which is performed by observer.

Type Aliases

CatalogReadGuard