Package dev.frostlake.executor.commands

Class DropCommandHandler

java.lang.Object

dev.frostlake.executor.commands.DropCommandHandler

All Implemented Interfaces:

CommandHandler

public class DropCommandHandler
extends Object
implements CommandHandler

Handles DROP statements (DROP TABLE/VIEW/DATABASE/SCHEMA/STREAM/TASK/SEQUENCE/...), extracted from DDLCommandHandler, which keeps the public dispatch and delegates here. Shared schema-resolution helpers remain on DDLCommandHandler and are reached via the ddl back-reference.

Method Summary

Modifier and Type	Method	Description
Catalog	getCatalog()	Get catalog instance
QueryExecutor	getQueryExecutor()	Get query executor instance
Object	handleDropStatement(FrostlakeParser.DropStatementContext ctx)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface dev.frostlake.executor.commands.CommandHandler

extractComment, extractComment, getText, getText, qualifiedNameParts

Method Details

getCatalog

public Catalog getCatalog()

Description copied from interface: CommandHandler

Get catalog instance

Specified by:

getCatalog in interface CommandHandler

Returns:

the engine's metastore catalog, holding the objects this handler reads and mutates

getQueryExecutor

public QueryExecutor getQueryExecutor()

Description copied from interface: CommandHandler

Get query executor instance

Specified by:

getQueryExecutor in interface CommandHandler

Returns:

the engine's query executor, for handlers that run nested queries or need session state

handleDropStatement

public Object handleDropStatement(FrostlakeParser.DropStatementContext ctx)