Delete db if channel is deleted
Delete db if channel is deleted

DXCanas/content-curation,fle-internal/content-curation,jayoshih/content-curation,jayoshih/content-curation,fle-internal/content-curation,DXCanas/content-curation,fle-internal/content-curation,DXCanas/content-curation,fle-internal/content-curation,jayoshih/content-curation,DXCanas/content-curation,jayoshih/content-curation