function isListLike(schema) {
  if (!schema) return false
  if (schema.element.converted_type !== 'LIST') return false
  if (schema.children.length > 1) return false

  const firstChild = schema.children[0]
  if (firstChild.children.length > 1) return false
  if (firstChild.element.repetition_type !== 'REPEATED') return false

  return true
}
Check if a column is list-like.

@param {SchemaTree} schema
@returns {boolean} true if list-like