gistfile1.coffee

dropAndRecreateTable = (name, setupMethod) ->
  knex.schema.dropTableIfExists(name).then ->
    knex.schema.createTable(name, setupMethod)
  
  
createDocumentPublicationsTable = (done) ->
  command = dropAndRecreateTable 'document_publications', (t) ->
    t.increments('id').primary()
    t.integer('document_id').notNullable()
    t.integer('revision_id').notNullable()
    t.integer('user_id')
    t.text('html').notNullable()
    t.string('slug').notNullable()
    t.integer('publication_number').notNullable()
    t.dateTime('created_at').notNullable()
    t.dateTime('updated_at').notNullable()

    t.unique ['document_id', 'publication_number'], 
      'index_document_publications_on_document_id_and_publication_nr'
      
    t.unique ['revision_id', 'document_id'], 
      'index_document_publications_on_revision_id_and_document_id'
    
  command.exec(done)

Thanks, even refactoring the drop and create :P