class ActiveRecord::ConnectionAdapters::SchemaCreation

def visit_TableDefinition(o)
  create_sql = +"CREATE#{table_modifier_in_create(o)} TABLE "
  create_sql << "IF NOT EXISTS " if o.if_not_exists
  create_sql << "#{quote_table_name(o.name)} "
  statements = o.columns.map { |c| accept c }
  statements << accept(o.primary_keys) if o.primary_keys
  if supports_indexes_in_create?
    statements.concat(o.indexes.map { |column_name, options| index_in_create(o.name, column_name, options) })
  end
  if use_foreign_keys?
    statements.concat(o.foreign_keys.map { |fk| accept fk })
  end
  if supports_check_constraints?
    statements.concat(o.check_constraints.map { |chk| accept chk })
  end
  if supports_exclusion_constraints?
    statements.concat(o.exclusion_constraints.map { |exc| accept exc })
  end
  if supports_unique_constraints?
    statements.concat(o.unique_constraints.map { |exc| accept exc })
  end
  create_sql << "(#{statements.join(', ')})" if statements.present?
  add_table_options!(create_sql, o)
  create_sql << " AS #{to_sql(o.as)}" if o.as
  create_sql
end