AlterSourceCommand¶
AlterSourceCommand is a DdlCommand that represents AlterSource statement at execution.
AlterSourceCommand is executed using DdlCommandExec.Executor.
Creating Instance¶
AlterSourceCommand takes the following to be created:
- Source name
- KSQL type
- New columns
AlterSourceCommand is created when:
AlterSourceFactoryis requested to create an AlterSourceCommand (for AlterSource statement)