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AlterTableExec is a V2CommandExec physical command to represent AlterTable and CommentOnTable logical operators at execution.

Creating Instance

AlterTableExec takes the following to be created:

AlterTableExec is created when:

Executing Command

run(): Seq[InternalRow]

run is part of the V2CommandExec abstraction.

run requests the TableCatalog to alterTable (with the identifier and TableChanges).

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