org.apache.flink.table.operations

Interface UseOperation

All Superinterfaces:

ExecutableOperation, Operation

All Known Implementing Classes:

UseCatalogOperation, UseDatabaseOperation, UseModulesOperation

@Internal
public interface UseOperation
extends Operation, ExecutableOperation

An Operation that describes the catalog/database switch statements, e.g. USE CATALOG or USE [catalogName.]dataBaseName.

Different sub operations can represent their special meanings. For example, a use catalog operation means switching current catalog to another, while use database operation means switching current database.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.table.operations.ExecutableOperation

ExecutableOperation.Context

Method Summary

Methods inherited from interface org.apache.flink.table.operations.ExecutableOperation

execute

Methods inherited from interface org.apache.flink.table.operations.Operation

asSummaryString